fix(email-classifier): route calendar acceptances to FYI, keep declines active#204

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
KrisBraun merged 1 commit into from
Jun 16, 2026
Merged

fix(email-classifier): route calendar acceptances to FYI, keep declines active #204

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
65 changes: 65 additions & 0 deletions libs/email-classifier/src/classify-email.test.ts
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -90,3 +90,68 @@ describe("classifyEmail — format", () => {
).toBeNull();
});
});

describe("classifyEmail — calendar invitation responses", () => {
// Google/Outlook send automated "Accepted:/Declined:/Tentative:" emails when
// an invitee responds to a meeting invite. An acceptance is a passive
// confirmation — route it to a notification so it lands in the muted FYI focus
// ("skip active"). A decline or tentative may need follow-up (reschedule, find
// a new time), so it must stay active.
const RESPONSE_SUBJECT_TAIL = "Beth <> Kris Collab @ Wed Jun 10, 2026 10:30am (EDT)";

it("classifies an acceptance as a notification regardless of body length", () => {
expect(
classifyEmail(
signals({
subject: `Accepted: ${RESPONSE_SUBJECT_TAIL}`,
fromAddress: "beth@example.com",
autoSubmitted: "auto-generated",
bodyLength: 1200,
})
).format
).toBe("notification");
});

it("keeps a decline active even when short and automated", () => {
// Without the calendar-response guard, a short automated email would fall
// through to the generic short-automated → notification branch and get
// swept into FYI. Declines must stay active.
expect(
classifyEmail(
signals({
subject: `Declined: ${RESPONSE_SUBJECT_TAIL}`,
fromAddress: "beth@example.com",
autoSubmitted: "auto-generated",
bodyLength: 200,
})
).format
).toBeNull();
});

it("keeps a tentative response active", () => {
expect(
classifyEmail(
signals({
subject: `Tentative: ${RESPONSE_SUBJECT_TAIL}`,
fromAddress: "beth@example.com",
autoSubmitted: "auto-generated",
bodyLength: 200,
})
).format
).toBeNull();
});

it("does not treat a human 'Accepted:' email as a calendar notification", () => {
// A real person writing "Accepted: ..." is not a calendar response; only
// automated invitation replies skip active.
expect(
classifyEmail(
signals({
subject: "Accepted: your proposal",
fromAddress: "jane@example.com",
bodyLength: 800,
})
).format
).toBe("message");
});
});
27 changes: 27 additions & 0 deletions libs/email-classifier/src/classify-email.ts
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -54,6 +54,25 @@ const NOTIFICATION_MAX_BODY = 700;
const NOREPLY_LOCALPART =
/^(no-?reply|do-?not-?reply|donotreply|notifications?|notify|mailer-daemon|bounce|postmaster|automated|auto|alerts?|updates?)\b/;

// Calendar invitation-response notification emails (Google/Outlook). The
// subject is prefixed with the responder's verdict, e.g. "Accepted: <event>".
const CAL_RESPONSE_RE = /^\s*(accepted|declined|tentative(?:ly accepted)?):\s/i;

function calendarResponseVerdict(
subject: string,
automation: Automation
): "accepted" | "declined" | "tentative" | null {
// Only automated invitation replies count — a human writing "Accepted: ..."
// is ordinary correspondence, not a calendar response.
if (automation !== "automated") return null;
const m = CAL_RESPONSE_RE.exec(subject);
if (!m) return null;
const verb = m[1].toLowerCase();
if (verb === "accepted") return "accepted";
if (verb === "declined") return "declined";
return "tentative";
}

const INVOICE_RE = /\b(invoice|amount due|payment due|past due|statement|bill)\b/i;
const RECEIPT_RE =
/\b(receipt|order (confirmation|#|number)|your order|payment (received|confirmation)|thanks for your (order|purchase)|purchase confirmation)\b/i;
Expand DownExpand Up@@ -89,6 +108,14 @@ function computeReach(s: EmailSignals): Reach {

function computeFormat(s: EmailSignals, automation: Automation, reach: Reach): Format | null {
const subject = s.subject ?? "";
// Calendar invitation responses: an acceptance is a passive confirmation, so
// mark it a notification (routes to the muted FYI focus — "skip active"). A
// decline or tentative may need follow-up, so return null to keep it active
// AND to stop it falling through to the generic short-automated → notification
// branch below, which would otherwise sweep it into FYI.
const verdict = calendarResponseVerdict(subject, automation);
if (verdict === "accepted") return "notification";
if (verdict !== null) return null;
if (INVOICE_RE.test(subject)) return "invoice";
if (RECEIPT_RE.test(subject)) return "receipt";
if (s.gmailCategories.includes("CATEGORY_PROMOTIONS")) return "promotion";
Expand Down
Loading
, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all 
 blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '

Skip to content
fix(email-classifier): route calendar acceptances to FYI, keep declines active#204

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

 Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and
privacy statement. We’ll occasionally send you account related emails.

Already on GitHub?
Sign in
to your account

 Merged

KrisBraun
merged 1 commit into

from

Jun 16, 2026
 Merged


fix(email-classifier): route calendar acceptances to FYI, keep declines active
#204
Show file tree
Hide file tree
 Changes from all commits
Commits

Show all changes


1 commit


Select commit


File filter

Filter by extension
Filter by extension
Conversations

Failed to load comments. 
Loading
Jump to

Jump to file


Failed to load files. 
Loading
 Diff view

 Diff view


65 changes: 65 additions & 0 deletions
libs/email-classifier/src/classify-email.test.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -90,3 +90,68 @@ describe("classifyEmail — format", () => {
 ).toBeNull();
 });
});

describe("classifyEmail — calendar invitation responses", () => {
 // Google/Outlook send automated "Accepted:/Declined:/Tentative:" emails when
 // an invitee responds to a meeting invite. An acceptance is a passive
 // confirmation — route it to a notification so it lands in the muted FYI focus
 // ("skip active"). A decline or tentative may need follow-up (reschedule, find
 // a new time), so it must stay active.
 const RESPONSE_SUBJECT_TAIL = "Beth <> Kris Collab @ Wed Jun 10, 2026 10:30am (EDT)";

 it("classifies an acceptance as a notification regardless of body length", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Accepted: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 1200,
 })
 ).format
 ).toBe("notification");
 });

 it("keeps a decline active even when short and automated", () => {
 // Without the calendar-response guard, a short automated email would fall
 // through to the generic short-automated → notification branch and get
 // swept into FYI. Declines must stay active.
 expect(
 classifyEmail(
 signals({
 subject: `Declined: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("keeps a tentative response active", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Tentative: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("does not treat a human 'Accepted:' email as a calendar notification", () => {
 // A real person writing "Accepted: ..." is not a calendar response; only
 // automated invitation replies skip active.
 expect(
 classifyEmail(
 signals({
 subject: "Accepted: your proposal",
 fromAddress: "jane@example.com",
 bodyLength: 800,
 })
 ).format
 ).toBe("message");
 });
});

27 changes: 27 additions & 0 deletions
libs/email-classifier/src/classify-email.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -54,6 +54,25 @@ const NOTIFICATION_MAX_BODY = 700;
const NOREPLY_LOCALPART =
 /^(no-?reply|do-?not-?reply|donotreply|notifications?|notify|mailer-daemon|bounce|postmaster|automated|auto|alerts?|updates?)\b/;

// Calendar invitation-response notification emails (Google/Outlook). The
// subject is prefixed with the responder's verdict, e.g. "Accepted: <event>".
const CAL_RESPONSE_RE = /^\s*(accepted|declined|tentative(?:ly accepted)?):\s/i;

function calendarResponseVerdict(
 subject: string,
 automation: Automation
): "accepted" | "declined" | "tentative" | null {
 // Only automated invitation replies count — a human writing "Accepted: ..."
 // is ordinary correspondence, not a calendar response.
 if (automation !== "automated") return null;
 const m = CAL_RESPONSE_RE.exec(subject);
 if (!m) return null;
 const verb = m[1].toLowerCase();
 if (verb === "accepted") return "accepted";
 if (verb === "declined") return "declined";
 return "tentative";
}

const INVOICE_RE = /\b(invoice|amount due|payment due|past due|statement|bill)\b/i;
const RECEIPT_RE =
 /\b(receipt|order (confirmation|#|number)|your order|payment (received|confirmation)|thanks for your (order|purchase)|purchase confirmation)\b/i;
Expand DownExpand Up@@ -89,6 +108,14 @@ function computeReach(s: EmailSignals): Reach {

function computeFormat(s: EmailSignals, automation: Automation, reach: Reach): Format | null {
 const subject = s.subject ?? "";
 // Calendar invitation responses: an acceptance is a passive confirmation, so
 // mark it a notification (routes to the muted FYI focus — "skip active"). A
 // decline or tentative may need follow-up, so return null to keep it active
 // AND to stop it falling through to the generic short-automated → notification
 // branch below, which would otherwise sweep it into FYI.
 const verdict = calendarResponseVerdict(subject, automation);
 if (verdict === "accepted") return "notification";
 if (verdict !== null) return null;
 if (INVOICE_RE.test(subject)) return "invoice";
 if (RECEIPT_RE.test(subject)) return "receipt";
 if (s.gmailCategories.includes("CATEGORY_PROMOTIONS")) return "promotion";
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix");
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
fix(email-classifier): route calendar acceptances to FYI, keep declines active#204

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

 Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and
privacy statement. We’ll occasionally send you account related emails.

Already on GitHub?
Sign in
to your account

 Merged

KrisBraun
merged 1 commit into

from

Jun 16, 2026
 Merged


fix(email-classifier): route calendar acceptances to FYI, keep declines active
#204
Show file tree
Hide file tree
 Changes from all commits
Commits

Show all changes


1 commit


Select commit


File filter

Filter by extension
Filter by extension
Conversations

Failed to load comments. 
Loading
Jump to

Jump to file


Failed to load files. 
Loading
 Diff view

 Diff view


65 changes: 65 additions & 0 deletions
libs/email-classifier/src/classify-email.test.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -90,3 +90,68 @@ describe("classifyEmail — format", () => {
 ).toBeNull();
 });
});

describe("classifyEmail — calendar invitation responses", () => {
 // Google/Outlook send automated "Accepted:/Declined:/Tentative:" emails when
 // an invitee responds to a meeting invite. An acceptance is a passive
 // confirmation — route it to a notification so it lands in the muted FYI focus
 // ("skip active"). A decline or tentative may need follow-up (reschedule, find
 // a new time), so it must stay active.
 const RESPONSE_SUBJECT_TAIL = "Beth <> Kris Collab @ Wed Jun 10, 2026 10:30am (EDT)";

 it("classifies an acceptance as a notification regardless of body length", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Accepted: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 1200,
 })
 ).format
 ).toBe("notification");
 });

 it("keeps a decline active even when short and automated", () => {
 // Without the calendar-response guard, a short automated email would fall
 // through to the generic short-automated → notification branch and get
 // swept into FYI. Declines must stay active.
 expect(
 classifyEmail(
 signals({
 subject: `Declined: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("keeps a tentative response active", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Tentative: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("does not treat a human 'Accepted:' email as a calendar notification", () => {
 // A real person writing "Accepted: ..." is not a calendar response; only
 // automated invitation replies skip active.
 expect(
 classifyEmail(
 signals({
 subject: "Accepted: your proposal",
 fromAddress: "jane@example.com",
 bodyLength: 800,
 })
 ).format
 ).toBe("message");
 });
});

27 changes: 27 additions & 0 deletions
libs/email-classifier/src/classify-email.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -54,6 +54,25 @@ const NOTIFICATION_MAX_BODY = 700;
const NOREPLY_LOCALPART =
 /^(no-?reply|do-?not-?reply|donotreply|notifications?|notify|mailer-daemon|bounce|postmaster|automated|auto|alerts?|updates?)\b/;

// Calendar invitation-response notification emails (Google/Outlook). The
// subject is prefixed with the responder's verdict, e.g. "Accepted: <event>".
const CAL_RESPONSE_RE = /^\s*(accepted|declined|tentative(?:ly accepted)?):\s/i;

function calendarResponseVerdict(
 subject: string,
 automation: Automation
): "accepted" | "declined" | "tentative" | null {
 // Only automated invitation replies count — a human writing "Accepted: ..."
 // is ordinary correspondence, not a calendar response.
 if (automation !== "automated") return null;
 const m = CAL_RESPONSE_RE.exec(subject);
 if (!m) return null;
 const verb = m[1].toLowerCase();
 if (verb === "accepted") return "accepted";
 if (verb === "declined") return "declined";
 return "tentative";
}

const INVOICE_RE = /\b(invoice|amount due|payment due|past due|statement|bill)\b/i;
const RECEIPT_RE =
 /\b(receipt|order (confirmation|#|number)|your order|payment (received|confirmation)|thanks for your (order|purchase)|purchase confirmation)\b/i;
Expand DownExpand Up@@ -89,6 +108,14 @@ function computeReach(s: EmailSignals): Reach {

function computeFormat(s: EmailSignals, automation: Automation, reach: Reach): Format | null {
 const subject = s.subject ?? "";
 // Calendar invitation responses: an acceptance is a passive confirmation, so
 // mark it a notification (routes to the muted FYI focus — "skip active"). A
 // decline or tentative may need follow-up, so return null to keep it active
 // AND to stop it falling through to the generic short-automated → notification
 // branch below, which would otherwise sweep it into FYI.
 const verdict = calendarResponseVerdict(subject, automation);
 if (verdict === "accepted") return "notification";
 if (verdict !== null) return null;
 if (INVOICE_RE.test(subject)) return "invoice";
 if (RECEIPT_RE.test(subject)) return "receipt";
 if (s.gmailCategories.includes("CATEGORY_PROMOTIONS")) return "promotion";
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms");
}
} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
fix(email-classifier): route calendar acceptances to FYI, keep declines active#204

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

 Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and
privacy statement. We’ll occasionally send you account related emails.

Already on GitHub?
Sign in
to your account

 Merged

KrisBraun
merged 1 commit into

from

Jun 16, 2026
 Merged


fix(email-classifier): route calendar acceptances to FYI, keep declines active
#204
Show file tree
Hide file tree
 Changes from all commits
Commits

Show all changes


1 commit


Select commit


File filter

Filter by extension
Filter by extension
Conversations

Failed to load comments. 
Loading
Jump to

Jump to file


Failed to load files. 
Loading
 Diff view

 Diff view


65 changes: 65 additions & 0 deletions
libs/email-classifier/src/classify-email.test.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -90,3 +90,68 @@ describe("classifyEmail — format", () => {
 ).toBeNull();
 });
});

describe("classifyEmail — calendar invitation responses", () => {
 // Google/Outlook send automated "Accepted:/Declined:/Tentative:" emails when
 // an invitee responds to a meeting invite. An acceptance is a passive
 // confirmation — route it to a notification so it lands in the muted FYI focus
 // ("skip active"). A decline or tentative may need follow-up (reschedule, find
 // a new time), so it must stay active.
 const RESPONSE_SUBJECT_TAIL = "Beth <> Kris Collab @ Wed Jun 10, 2026 10:30am (EDT)";

 it("classifies an acceptance as a notification regardless of body length", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Accepted: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 1200,
 })
 ).format
 ).toBe("notification");
 });

 it("keeps a decline active even when short and automated", () => {
 // Without the calendar-response guard, a short automated email would fall
 // through to the generic short-automated → notification branch and get
 // swept into FYI. Declines must stay active.
 expect(
 classifyEmail(
 signals({
 subject: `Declined: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("keeps a tentative response active", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Tentative: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("does not treat a human 'Accepted:' email as a calendar notification", () => {
 // A real person writing "Accepted: ..." is not a calendar response; only
 // automated invitation replies skip active.
 expect(
 classifyEmail(
 signals({
 subject: "Accepted: your proposal",
 fromAddress: "jane@example.com",
 bodyLength: 800,
 })
 ).format
 ).toBe("message");
 });
});

27 changes: 27 additions & 0 deletions
libs/email-classifier/src/classify-email.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -54,6 +54,25 @@ const NOTIFICATION_MAX_BODY = 700;
const NOREPLY_LOCALPART =
 /^(no-?reply|do-?not-?reply|donotreply|notifications?|notify|mailer-daemon|bounce|postmaster|automated|auto|alerts?|updates?)\b/;

// Calendar invitation-response notification emails (Google/Outlook). The
// subject is prefixed with the responder's verdict, e.g. "Accepted: <event>".
const CAL_RESPONSE_RE = /^\s*(accepted|declined|tentative(?:ly accepted)?):\s/i;

function calendarResponseVerdict(
 subject: string,
 automation: Automation
): "accepted" | "declined" | "tentative" | null {
 // Only automated invitation replies count — a human writing "Accepted: ..."
 // is ordinary correspondence, not a calendar response.
 if (automation !== "automated") return null;
 const m = CAL_RESPONSE_RE.exec(subject);
 if (!m) return null;
 const verb = m[1].toLowerCase();
 if (verb === "accepted") return "accepted";
 if (verb === "declined") return "declined";
 return "tentative";
}

const INVOICE_RE = /\b(invoice|amount due|payment due|past due|statement|bill)\b/i;
const RECEIPT_RE =
 /\b(receipt|order (confirmation|#|number)|your order|payment (received|confirmation)|thanks for your (order|purchase)|purchase confirmation)\b/i;
Expand DownExpand Up@@ -89,6 +108,14 @@ function computeReach(s: EmailSignals): Reach {

function computeFormat(s: EmailSignals, automation: Automation, reach: Reach): Format | null {
 const subject = s.subject ?? "";
 // Calendar invitation responses: an acceptance is a passive confirmation, so
 // mark it a notification (routes to the muted FYI focus — "skip active"). A
 // decline or tentative may need follow-up, so return null to keep it active
 // AND to stop it falling through to the generic short-automated → notification
 // branch below, which would otherwise sweep it into FYI.
 const verdict = calendarResponseVerdict(subject, automation);
 if (verdict === "accepted") return "notification";
 if (verdict !== null) return null;
 if (INVOICE_RE.test(subject)) return "invoice";
 if (RECEIPT_RE.test(subject)) return "receipt";
 if (s.gmailCategories.includes("CATEGORY_PROMOTIONS")) return "promotion";
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links");
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '

Skip to content
fix(email-classifier): route calendar acceptances to FYI, keep declines active#204

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

 Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and
privacy statement. We’ll occasionally send you account related emails.

Already on GitHub?
Sign in
to your account

 Merged

KrisBraun
merged 1 commit into

from

Jun 16, 2026
 Merged


fix(email-classifier): route calendar acceptances to FYI, keep declines active
#204
Show file tree
Hide file tree
 Changes from all commits
Commits

Show all changes


1 commit


Select commit


File filter

Filter by extension
Filter by extension
Conversations

Failed to load comments. 
Loading
Jump to

Jump to file


Failed to load files. 
Loading
 Diff view

 Diff view


65 changes: 65 additions & 0 deletions
libs/email-classifier/src/classify-email.test.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -90,3 +90,68 @@ describe("classifyEmail — format", () => {
 ).toBeNull();
 });
});

describe("classifyEmail — calendar invitation responses", () => {
 // Google/Outlook send automated "Accepted:/Declined:/Tentative:" emails when
 // an invitee responds to a meeting invite. An acceptance is a passive
 // confirmation — route it to a notification so it lands in the muted FYI focus
 // ("skip active"). A decline or tentative may need follow-up (reschedule, find
 // a new time), so it must stay active.
 const RESPONSE_SUBJECT_TAIL = "Beth <> Kris Collab @ Wed Jun 10, 2026 10:30am (EDT)";

 it("classifies an acceptance as a notification regardless of body length", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Accepted: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 1200,
 })
 ).format
 ).toBe("notification");
 });

 it("keeps a decline active even when short and automated", () => {
 // Without the calendar-response guard, a short automated email would fall
 // through to the generic short-automated → notification branch and get
 // swept into FYI. Declines must stay active.
 expect(
 classifyEmail(
 signals({
 subject: `Declined: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("keeps a tentative response active", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Tentative: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("does not treat a human 'Accepted:' email as a calendar notification", () => {
 // A real person writing "Accepted: ..." is not a calendar response; only
 // automated invitation replies skip active.
 expect(
 classifyEmail(
 signals({
 subject: "Accepted: your proposal",
 fromAddress: "jane@example.com",
 bodyLength: 800,
 })
 ).format
 ).toBe("message");
 });
});

27 changes: 27 additions & 0 deletions
libs/email-classifier/src/classify-email.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -54,6 +54,25 @@ const NOTIFICATION_MAX_BODY = 700;
const NOREPLY_LOCALPART =
 /^(no-?reply|do-?not-?reply|donotreply|notifications?|notify|mailer-daemon|bounce|postmaster|automated|auto|alerts?|updates?)\b/;

// Calendar invitation-response notification emails (Google/Outlook). The
// subject is prefixed with the responder's verdict, e.g. "Accepted: <event>".
const CAL_RESPONSE_RE = /^\s*(accepted|declined|tentative(?:ly accepted)?):\s/i;

function calendarResponseVerdict(
 subject: string,
 automation: Automation
): "accepted" | "declined" | "tentative" | null {
 // Only automated invitation replies count — a human writing "Accepted: ..."
 // is ordinary correspondence, not a calendar response.
 if (automation !== "automated") return null;
 const m = CAL_RESPONSE_RE.exec(subject);
 if (!m) return null;
 const verb = m[1].toLowerCase();
 if (verb === "accepted") return "accepted";
 if (verb === "declined") return "declined";
 return "tentative";
}

const INVOICE_RE = /\b(invoice|amount due|payment due|past due|statement|bill)\b/i;
const RECEIPT_RE =
 /\b(receipt|order (confirmation|#|number)|your order|payment (received|confirmation)|thanks for your (order|purchase)|purchase confirmation)\b/i;
Expand DownExpand Up@@ -89,6 +108,14 @@ function computeReach(s: EmailSignals): Reach {

function computeFormat(s: EmailSignals, automation: Automation, reach: Reach): Format | null {
 const subject = s.subject ?? "";
 // Calendar invitation responses: an acceptance is a passive confirmation, so
 // mark it a notification (routes to the muted FYI focus — "skip active"). A
 // decline or tentative may need follow-up, so return null to keep it active
 // AND to stop it falling through to the generic short-automated → notification
 // branch below, which would otherwise sweep it into FYI.
 const verdict = calendarResponseVerdict(subject, automation);
 if (verdict === "accepted") return "notification";
 if (verdict !== null) return null;
 if (INVOICE_RE.test(subject)) return "invoice";
 if (RECEIPT_RE.test(subject)) return "receipt";
 if (s.gmailCategories.includes("CATEGORY_PROMOTIONS")) return "promotion";
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default");
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
fix(email-classifier): route calendar acceptances to FYI, keep declines active#204

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

 Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and
privacy statement. We’ll occasionally send you account related emails.

Already on GitHub?
Sign in
to your account

 Merged

KrisBraun
merged 1 commit into

from

Jun 16, 2026
 Merged


fix(email-classifier): route calendar acceptances to FYI, keep declines active
#204
Show file tree
Hide file tree
 Changes from all commits
Commits

Show all changes


1 commit


Select commit


File filter

Filter by extension
Filter by extension
Conversations

Failed to load comments. 
Loading
Jump to

Jump to file


Failed to load files. 
Loading
 Diff view

 Diff view


65 changes: 65 additions & 0 deletions
libs/email-classifier/src/classify-email.test.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -90,3 +90,68 @@ describe("classifyEmail — format", () => {
 ).toBeNull();
 });
});

describe("classifyEmail — calendar invitation responses", () => {
 // Google/Outlook send automated "Accepted:/Declined:/Tentative:" emails when
 // an invitee responds to a meeting invite. An acceptance is a passive
 // confirmation — route it to a notification so it lands in the muted FYI focus
 // ("skip active"). A decline or tentative may need follow-up (reschedule, find
 // a new time), so it must stay active.
 const RESPONSE_SUBJECT_TAIL = "Beth <> Kris Collab @ Wed Jun 10, 2026 10:30am (EDT)";

 it("classifies an acceptance as a notification regardless of body length", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Accepted: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 1200,
 })
 ).format
 ).toBe("notification");
 });

 it("keeps a decline active even when short and automated", () => {
 // Without the calendar-response guard, a short automated email would fall
 // through to the generic short-automated → notification branch and get
 // swept into FYI. Declines must stay active.
 expect(
 classifyEmail(
 signals({
 subject: `Declined: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("keeps a tentative response active", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Tentative: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("does not treat a human 'Accepted:' email as a calendar notification", () => {
 // A real person writing "Accepted: ..." is not a calendar response; only
 // automated invitation replies skip active.
 expect(
 classifyEmail(
 signals({
 subject: "Accepted: your proposal",
 fromAddress: "jane@example.com",
 bodyLength: 800,
 })
 ).format
 ).toBe("message");
 });
});

27 changes: 27 additions & 0 deletions
libs/email-classifier/src/classify-email.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -54,6 +54,25 @@ const NOTIFICATION_MAX_BODY = 700;
const NOREPLY_LOCALPART =
 /^(no-?reply|do-?not-?reply|donotreply|notifications?|notify|mailer-daemon|bounce|postmaster|automated|auto|alerts?|updates?)\b/;

// Calendar invitation-response notification emails (Google/Outlook). The
// subject is prefixed with the responder's verdict, e.g. "Accepted: <event>".
const CAL_RESPONSE_RE = /^\s*(accepted|declined|tentative(?:ly accepted)?):\s/i;

function calendarResponseVerdict(
 subject: string,
 automation: Automation
): "accepted" | "declined" | "tentative" | null {
 // Only automated invitation replies count — a human writing "Accepted: ..."
 // is ordinary correspondence, not a calendar response.
 if (automation !== "automated") return null;
 const m = CAL_RESPONSE_RE.exec(subject);
 if (!m) return null;
 const verb = m[1].toLowerCase();
 if (verb === "accepted") return "accepted";
 if (verb === "declined") return "declined";
 return "tentative";
}

const INVOICE_RE = /\b(invoice|amount due|payment due|past due|statement|bill)\b/i;
const RECEIPT_RE =
 /\b(receipt|order (confirmation|#|number)|your order|payment (received|confirmation)|thanks for your (order|purchase)|purchase confirmation)\b/i;
Expand DownExpand Up@@ -89,6 +108,14 @@ function computeReach(s: EmailSignals): Reach {

function computeFormat(s: EmailSignals, automation: Automation, reach: Reach): Format | null {
 const subject = s.subject ?? "";
 // Calendar invitation responses: an acceptance is a passive confirmation, so
 // mark it a notification (routes to the muted FYI focus — "skip active"). A
 // decline or tentative may need follow-up, so return null to keep it active
 // AND to stop it falling through to the generic short-automated → notification
 // branch below, which would otherwise sweep it into FYI.
 const verdict = calendarResponseVerdict(subject, automation);
 if (verdict === "accepted") return "notification";
 if (verdict !== null) return null;
 if (INVOICE_RE.test(subject)) return "invoice";
 if (RECEIPT_RE.test(subject)) return "receipt";
 if (s.gmailCategories.includes("CATEGORY_PROMOTIONS")) return "promotion";
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers");
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
fix(email-classifier): route calendar acceptances to FYI, keep declines active#204

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

 Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and
privacy statement. We’ll occasionally send you account related emails.

Already on GitHub?
Sign in
to your account

 Merged

KrisBraun
merged 1 commit into

from

Jun 16, 2026
 Merged


fix(email-classifier): route calendar acceptances to FYI, keep declines active
#204
Show file tree
Hide file tree
 Changes from all commits
Commits

Show all changes


1 commit


Select commit


File filter

Filter by extension
Filter by extension
Conversations

Failed to load comments. 
Loading
Jump to

Jump to file


Failed to load files. 
Loading
 Diff view

 Diff view


65 changes: 65 additions & 0 deletions
libs/email-classifier/src/classify-email.test.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -90,3 +90,68 @@ describe("classifyEmail — format", () => {
 ).toBeNull();
 });
});

describe("classifyEmail — calendar invitation responses", () => {
 // Google/Outlook send automated "Accepted:/Declined:/Tentative:" emails when
 // an invitee responds to a meeting invite. An acceptance is a passive
 // confirmation — route it to a notification so it lands in the muted FYI focus
 // ("skip active"). A decline or tentative may need follow-up (reschedule, find
 // a new time), so it must stay active.
 const RESPONSE_SUBJECT_TAIL = "Beth <> Kris Collab @ Wed Jun 10, 2026 10:30am (EDT)";

 it("classifies an acceptance as a notification regardless of body length", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Accepted: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 1200,
 })
 ).format
 ).toBe("notification");
 });

 it("keeps a decline active even when short and automated", () => {
 // Without the calendar-response guard, a short automated email would fall
 // through to the generic short-automated → notification branch and get
 // swept into FYI. Declines must stay active.
 expect(
 classifyEmail(
 signals({
 subject: `Declined: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("keeps a tentative response active", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Tentative: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("does not treat a human 'Accepted:' email as a calendar notification", () => {
 // A real person writing "Accepted: ..." is not a calendar response; only
 // automated invitation replies skip active.
 expect(
 classifyEmail(
 signals({
 subject: "Accepted: your proposal",
 fromAddress: "jane@example.com",
 bodyLength: 800,
 })
 ).format
 ).toBe("message");
 });
});

27 changes: 27 additions & 0 deletions
libs/email-classifier/src/classify-email.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -54,6 +54,25 @@ const NOTIFICATION_MAX_BODY = 700;
const NOREPLY_LOCALPART =
 /^(no-?reply|do-?not-?reply|donotreply|notifications?|notify|mailer-daemon|bounce|postmaster|automated|auto|alerts?|updates?)\b/;

// Calendar invitation-response notification emails (Google/Outlook). The
// subject is prefixed with the responder's verdict, e.g. "Accepted: <event>".
const CAL_RESPONSE_RE = /^\s*(accepted|declined|tentative(?:ly accepted)?):\s/i;

function calendarResponseVerdict(
 subject: string,
 automation: Automation
): "accepted" | "declined" | "tentative" | null {
 // Only automated invitation replies count — a human writing "Accepted: ..."
 // is ordinary correspondence, not a calendar response.
 if (automation !== "automated") return null;
 const m = CAL_RESPONSE_RE.exec(subject);
 if (!m) return null;
 const verb = m[1].toLowerCase();
 if (verb === "accepted") return "accepted";
 if (verb === "declined") return "declined";
 return "tentative";
}

const INVOICE_RE = /\b(invoice|amount due|payment due|past due|statement|bill)\b/i;
const RECEIPT_RE =
 /\b(receipt|order (confirmation|#|number)|your order|payment (received|confirmation)|thanks for your (order|purchase)|purchase confirmation)\b/i;
Expand DownExpand Up@@ -89,6 +108,14 @@ function computeReach(s: EmailSignals): Reach {

function computeFormat(s: EmailSignals, automation: Automation, reach: Reach): Format | null {
 const subject = s.subject ?? "";
 // Calendar invitation responses: an acceptance is a passive confirmation, so
 // mark it a notification (routes to the muted FYI focus — "skip active"). A
 // decline or tentative may need follow-up, so return null to keep it active
 // AND to stop it falling through to the generic short-automated → notification
 // branch below, which would otherwise sweep it into FYI.
 const verdict = calendarResponseVerdict(subject, automation);
 if (verdict === "accepted") return "notification";
 if (verdict !== null) return null;
 if (INVOICE_RE.test(subject)) return "invoice";
 if (RECEIPT_RE.test(subject)) return "receipt";
 if (s.gmailCategories.includes("CATEGORY_PROMOTIONS")) return "promotion";
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode");
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();

Skip to content
fix(email-classifier): route calendar acceptances to FYI, keep declines active#204

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

 Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and
privacy statement. We’ll occasionally send you account related emails.

Already on GitHub?
Sign in
to your account

 Merged

KrisBraun
merged 1 commit into

from

Jun 16, 2026
 Merged


fix(email-classifier): route calendar acceptances to FYI, keep declines active
#204
Show file tree
Hide file tree
 Changes from all commits
Commits

Show all changes


1 commit


Select commit


File filter

Filter by extension
Filter by extension
Conversations

Failed to load comments. 
Loading
Jump to

Jump to file


Failed to load files. 
Loading
 Diff view

 Diff view


65 changes: 65 additions & 0 deletions
libs/email-classifier/src/classify-email.test.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -90,3 +90,68 @@ describe("classifyEmail — format", () => {
 ).toBeNull();
 });
});

describe("classifyEmail — calendar invitation responses", () => {
 // Google/Outlook send automated "Accepted:/Declined:/Tentative:" emails when
 // an invitee responds to a meeting invite. An acceptance is a passive
 // confirmation — route it to a notification so it lands in the muted FYI focus
 // ("skip active"). A decline or tentative may need follow-up (reschedule, find
 // a new time), so it must stay active.
 const RESPONSE_SUBJECT_TAIL = "Beth <> Kris Collab @ Wed Jun 10, 2026 10:30am (EDT)";

 it("classifies an acceptance as a notification regardless of body length", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Accepted: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 1200,
 })
 ).format
 ).toBe("notification");
 });

 it("keeps a decline active even when short and automated", () => {
 // Without the calendar-response guard, a short automated email would fall
 // through to the generic short-automated → notification branch and get
 // swept into FYI. Declines must stay active.
 expect(
 classifyEmail(
 signals({
 subject: `Declined: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("keeps a tentative response active", () => {
 expect(
 classifyEmail(
 signals({
 subject: `Tentative: ${RESPONSE_SUBJECT_TAIL}`,
 fromAddress: "beth@example.com",
 autoSubmitted: "auto-generated",
 bodyLength: 200,
 })
 ).format
 ).toBeNull();
 });

 it("does not treat a human 'Accepted:' email as a calendar notification", () => {
 // A real person writing "Accepted: ..." is not a calendar response; only
 // automated invitation replies skip active.
 expect(
 classifyEmail(
 signals({
 subject: "Accepted: your proposal",
 fromAddress: "jane@example.com",
 bodyLength: 800,
 })
 ).format
 ).toBe("message");
 });
});

27 changes: 27 additions & 0 deletions
libs/email-classifier/src/classify-email.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -54,6 +54,25 @@ const NOTIFICATION_MAX_BODY = 700;
const NOREPLY_LOCALPART =
 /^(no-?reply|do-?not-?reply|donotreply|notifications?|notify|mailer-daemon|bounce|postmaster|automated|auto|alerts?|updates?)\b/;

// Calendar invitation-response notification emails (Google/Outlook). The
// subject is prefixed with the responder's verdict, e.g. "Accepted: <event>".
const CAL_RESPONSE_RE = /^\s*(accepted|declined|tentative(?:ly accepted)?):\s/i;

function calendarResponseVerdict(
 subject: string,
 automation: Automation
): "accepted" | "declined" | "tentative" | null {
 // Only automated invitation replies count — a human writing "Accepted: ..."
 // is ordinary correspondence, not a calendar response.
 if (automation !== "automated") return null;
 const m = CAL_RESPONSE_RE.exec(subject);
 if (!m) return null;
 const verb = m[1].toLowerCase();
 if (verb === "accepted") return "accepted";
 if (verb === "declined") return "declined";
 return "tentative";
}

const INVOICE_RE = /\b(invoice|amount due|payment due|past due|statement|bill)\b/i;
const RECEIPT_RE =
 /\b(receipt|order (confirmation|#|number)|your order|payment (received|confirmation)|thanks for your (order|purchase)|purchase confirmation)\b/i;
Expand DownExpand Up@@ -89,6 +108,14 @@ function computeReach(s: EmailSignals): Reach {

function computeFormat(s: EmailSignals, automation: Automation, reach: Reach): Format | null {
 const subject = s.subject ?? "";
 // Calendar invitation responses: an acceptance is a passive confirmation, so
 // mark it a notification (routes to the muted FYI focus — "skip active"). A
 // decline or tentative may need follow-up, so return null to keep it active
 // AND to stop it falling through to the generic short-automated → notification
 // branch below, which would otherwise sweep it into FYI.
 const verdict = calendarResponseVerdict(subject, automation);
 if (verdict === "accepted") return "notification";
 if (verdict !== null) return null;
 if (INVOICE_RE.test(subject)) return "invoice";
 if (RECEIPT_RE.test(subject)) return "receipt";
 if (s.gmailCategories.includes("CATEGORY_PROMOTIONS")) return "promotion";
Expand Down
Loading