feat/ books zod schema#4

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feat/ books zod schema #4

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a87e114
fix: adding pages in newBook function
codevdu Jun 8, 2026
b90e862
feat: book schema validation
codevdu Jun 8, 2026
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55 changes: 13 additions & 42 deletions src/routes/books.ts
View file
Open in desktop
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,7 @@
import { Router } from "express"
import { BookService } from "../services/book-service.ts"
import { createBookSchema } from "../schema/book-schema.ts"
import { z } from "zod"

const router = Router()
const bookService = new BookService()
Expand All@@ -22,51 +24,20 @@ router.get("/:id", (req, res) => {
})

router.post("/", (req, res) => {
const { title, author, genre, description, pages, imageURL } = req.body
try {
const validatedData = createBookSchema.parse(req.body)

if (!title) {
res.status(400).json({
error: "Preencha todos os campos!"
})
return
}

if (!genre) {
res.status(400).json({
error: "O gênero do livro é obrigatório."
})
return
}

if (!description) {
res.status(400).json({
error: "A descrição do livro é obrigatório."
})
return
}
const newBook = bookService.create(validatedData);

if (!pages) {
res.status(400).json({
error: "O número de páginas do livro é obrigatório."
})
return
res.status(201).json(newBook)
} catch (error) {
if (error instanceof z.ZodError) {
res.status(400).json({
error: error.issues.map((err) => err.message).join("; ")
})
return
}
}

if (!imageURL) {
res.status(400).json({
error: "A imagem do livro é obrigatória."
})
return
}

const newBook = bookService.create({
title,
author,
genre,
description,
imageURL
})
res.status(201).json(newBook)
})

router.put("/:id", (req, res) => {
Expand Down
35 changes: 35 additions & 0 deletions src/schema/book-schema.ts
View file
Open in desktop
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,35 @@
import { z } from "zod"

export const createBookSchema = z.object({
title: z.string({
message: "O título é obrigatório"
})
.min(1, "O título não pode estar vazio"),
author: z.string({
message: "O autor é obrigatório"
})
.min(1, "O autor não pode estar vazio"),
description: z.string({
message: "A descrição é obrigatória"
})
.max(500, "A descrição deve ter no máximo 500 caracteres")
.min(1, "A descrição não pode estar vazia"),
genre: z.string({
message: "O gênero é obrigatório"
})
.transform((str) => str.split(",").map(g => g.trim()).filter(g => g.length > 0)),
pages: z.number({
message: "O número de páginas é obrigatório"
})
.positive("O número de páginas deve ser maior que zero")
.int("O número de páginas deve ser um número inteiro"),
imageURL: z.string({
message: "A URL da imagem é obrigatória"
})
.url("A URL da imagem não é inválida"),
})

export const updateBookSchema = createBookSchema.partial()

export type CreateBookInput = z.infer<typeof createBookSchema>
export type UpdateBookInput = z.infer<typeof updateBookSchema>
12 changes: 12 additions & 0 deletions src/schema/borrow-schema.ts
View file
Open in desktop
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,12 @@
import { z } from "zod"

export const createBorrowSchema = z.object({
bookId: z.string({
error: "O ID do livro é obrigatório"
}),
studentName: z.string({
error: "O nome do estudante é obrigatório"
})
})

export type CreateBorrowInput = z.infer<typeof createBorrowSchema>
15 changes: 8 additions & 7 deletions src/services/book-service.ts
View file
Open in desktop
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,6 @@
import { randomUUID } from "node:crypto"
import { DatabaseRepository, IBook } from "../utils/db.ts"
import { CreateBookInput } from "../schema/book-schema.ts"

export class BookService {
public getAll(genre?: string): IBook[] {
Expand All@@ -17,17 +18,17 @@ export class BookService {
return databaseState.books.find(book => String(book.id) === id) || null
}

public create(bookData: Partial<IBook>): IBook {
public create(bookData: CreateBookInput): IBook {
const databaseState = DatabaseRepository.read()

const newBook: IBook = {
id: randomUUID(),
title: bookData.title!,
author: bookData.author!,
description: bookData.description!,
genre: bookData.genre!,
pages: bookData.pages!,
imageURL: bookData.imageURL!,
title: bookData.title,
author: bookData.author,
description: bookData.description || "",
genre: bookData.genre,
pages: bookData.pages,
imageURL: bookData.imageURL || "",
available: true
}

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" + '

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feat/ books zod schema#4

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feat/ books zod schema
#4
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a87e114

fix: adding pages in newBook function


codevdu Jun 8, 2026
b90e862

feat: book schema validation


codevdu Jun 8, 2026

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55 changes: 13 additions & 42 deletions
src/routes/books.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,5 +1,7 @@
import { Router } from "express"
import { BookService } from "../services/book-service.ts"
import { createBookSchema } from "../schema/book-schema.ts"
import { z } from "zod"

const router = Router()
const bookService = new BookService()
Expand All@@ -22,51 +24,20 @@ router.get("/:id", (req, res) => {
})

router.post("/", (req, res) => {
 const { title, author, genre, description, pages, imageURL } = req.body
 try {
 const validatedData = createBookSchema.parse(req.body)

 if (!title) {
 res.status(400).json({ 
 error: "Preencha todos os campos!" 
 })
 return
 }

 if (!genre) {
 res.status(400).json({ 
 error: "O gênero do livro é obrigatório." 
 })
 return
 }

 if (!description) {
 res.status(400).json({ 
 error: "A descrição do livro é obrigatório." 
 })
 return
 }
 const newBook = bookService.create(validatedData);

 if (!pages) {
 res.status(400).json({ 
 error: "O número de páginas do livro é obrigatório." 
 })
 return
 res.status(201).json(newBook)
 } catch (error) {
 if (error instanceof z.ZodError) {
 res.status(400).json({ 
 error: error.issues.map((err) => err.message).join("; ") 
 })
 return
 }
 }

 if (!imageURL) {
 res.status(400).json({ 
 error: "A imagem do livro é obrigatória." 
 })
 return
 }

 const newBook = bookService.create({ 
 title, 
 author, 
 genre,
 description,
 imageURL
 })
 res.status(201).json(newBook)
})

router.put("/:id", (req, res) => {
Expand Down

35 changes: 35 additions & 0 deletions
src/schema/book-schema.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,35 @@
import { z } from "zod"

export const createBookSchema = z.object({
 title: z.string({
 message: "O título é obrigatório"
 })
 .min(1, "O título não pode estar vazio"),
 author: z.string({ 
 message: "O autor é obrigatório" 
 })
 .min(1, "O autor não pode estar vazio"),
 description: z.string({
 message: "A descrição é obrigatória"
 })
 .max(500, "A descrição deve ter no máximo 500 caracteres")
 .min(1, "A descrição não pode estar vazia"),
 genre: z.string({
 message: "O gênero é obrigatório"
 })
 .transform((str) => str.split(",").map(g => g.trim()).filter(g => g.length > 0)),
 pages: z.number({
 message: "O número de páginas é obrigatório"
 })
 .positive("O número de páginas deve ser maior que zero")
 .int("O número de páginas deve ser um número inteiro"),
 imageURL: z.string({
 message: "A URL da imagem é obrigatória"
 })
 .url("A URL da imagem não é inválida"),
})

export const updateBookSchema = createBookSchema.partial()

export type CreateBookInput = z.infer<typeof createBookSchema>
export type UpdateBookInput = z.infer<typeof updateBookSchema>

12 changes: 12 additions & 0 deletions
src/schema/borrow-schema.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,12 @@
import { z } from "zod"

export const createBorrowSchema = z.object({
 bookId: z.string({
 error: "O ID do livro é obrigatório"
 }),
 studentName: z.string({
 error: "O nome do estudante é obrigatório"
 })
})

export type CreateBorrowInput = z.infer<typeof createBorrowSchema>

15 changes: 8 additions & 7 deletions
src/services/book-service.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,5 +1,6 @@
import { randomUUID } from "node:crypto"
import { DatabaseRepository, IBook } from "../utils/db.ts"
import { CreateBookInput } from "../schema/book-schema.ts"

export class BookService {
 public getAll(genre?: string): IBook[] {
Expand All@@ -17,17 +18,17 @@ export class BookService {
 return databaseState.books.find(book => String(book.id) === id) || null
 }

 public create(bookData: Partial<IBook>): IBook {
 public create(bookData: CreateBookInput): IBook {
 const databaseState = DatabaseRepository.read()

 const newBook: IBook = {
 id: randomUUID(),
 title: bookData.title!,
 author: bookData.author!,
 description: bookData.description!,
 genre: bookData.genre!,
 pages: bookData.pages!,
 imageURL: bookData.imageURL!,
 title: bookData.title,
 author: bookData.author,
 description: bookData.description || "", 
 genre: bookData.genre,
 pages: bookData.pages,
 imageURL: bookData.imageURL || "", 
 available: true
 }

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('^' + ".*" + '

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feat/ books zod schema#4

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 Open

codevdu
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2
commits into

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feat/ books zod schema
#4
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a87e114

fix: adding pages in newBook function


codevdu Jun 8, 2026
b90e862

feat: book schema validation


codevdu Jun 8, 2026

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55 changes: 13 additions & 42 deletions
src/routes/books.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,5 +1,7 @@
import { Router } from "express"
import { BookService } from "../services/book-service.ts"
import { createBookSchema } from "../schema/book-schema.ts"
import { z } from "zod"

const router = Router()
const bookService = new BookService()
Expand All@@ -22,51 +24,20 @@ router.get("/:id", (req, res) => {
})

router.post("/", (req, res) => {
 const { title, author, genre, description, pages, imageURL } = req.body
 try {
 const validatedData = createBookSchema.parse(req.body)

 if (!title) {
 res.status(400).json({ 
 error: "Preencha todos os campos!" 
 })
 return
 }

 if (!genre) {
 res.status(400).json({ 
 error: "O gênero do livro é obrigatório." 
 })
 return
 }

 if (!description) {
 res.status(400).json({ 
 error: "A descrição do livro é obrigatório." 
 })
 return
 }
 const newBook = bookService.create(validatedData);

 if (!pages) {
 res.status(400).json({ 
 error: "O número de páginas do livro é obrigatório." 
 })
 return
 res.status(201).json(newBook)
 } catch (error) {
 if (error instanceof z.ZodError) {
 res.status(400).json({ 
 error: error.issues.map((err) => err.message).join("; ") 
 })
 return
 }
 }

 if (!imageURL) {
 res.status(400).json({ 
 error: "A imagem do livro é obrigatória." 
 })
 return
 }

 const newBook = bookService.create({ 
 title, 
 author, 
 genre,
 description,
 imageURL
 })
 res.status(201).json(newBook)
})

router.put("/:id", (req, res) => {
Expand Down

35 changes: 35 additions & 0 deletions
src/schema/book-schema.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,35 @@
import { z } from "zod"

export const createBookSchema = z.object({
 title: z.string({
 message: "O título é obrigatório"
 })
 .min(1, "O título não pode estar vazio"),
 author: z.string({ 
 message: "O autor é obrigatório" 
 })
 .min(1, "O autor não pode estar vazio"),
 description: z.string({
 message: "A descrição é obrigatória"
 })
 .max(500, "A descrição deve ter no máximo 500 caracteres")
 .min(1, "A descrição não pode estar vazia"),
 genre: z.string({
 message: "O gênero é obrigatório"
 })
 .transform((str) => str.split(",").map(g => g.trim()).filter(g => g.length > 0)),
 pages: z.number({
 message: "O número de páginas é obrigatório"
 })
 .positive("O número de páginas deve ser maior que zero")
 .int("O número de páginas deve ser um número inteiro"),
 imageURL: z.string({
 message: "A URL da imagem é obrigatória"
 })
 .url("A URL da imagem não é inválida"),
})

export const updateBookSchema = createBookSchema.partial()

export type CreateBookInput = z.infer<typeof createBookSchema>
export type UpdateBookInput = z.infer<typeof updateBookSchema>

12 changes: 12 additions & 0 deletions
src/schema/borrow-schema.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,12 @@
import { z } from "zod"

export const createBorrowSchema = z.object({
 bookId: z.string({
 error: "O ID do livro é obrigatório"
 }),
 studentName: z.string({
 error: "O nome do estudante é obrigatório"
 })
})

export type CreateBorrowInput = z.infer<typeof createBorrowSchema>

15 changes: 8 additions & 7 deletions
src/services/book-service.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,5 +1,6 @@
import { randomUUID } from "node:crypto"
import { DatabaseRepository, IBook } from "../utils/db.ts"
import { CreateBookInput } from "../schema/book-schema.ts"

export class BookService {
 public getAll(genre?: string): IBook[] {
Expand All@@ -17,17 +18,17 @@ export class BookService {
 return databaseState.books.find(book => String(book.id) === id) || null
 }

 public create(bookData: Partial<IBook>): IBook {
 public create(bookData: CreateBookInput): IBook {
 const databaseState = DatabaseRepository.read()

 const newBook: IBook = {
 id: randomUUID(),
 title: bookData.title!,
 author: bookData.author!,
 description: bookData.description!,
 genre: bookData.genre!,
 pages: bookData.pages!,
 imageURL: bookData.imageURL!,
 title: bookData.title,
 author: bookData.author,
 description: bookData.description || "", 
 genre: bookData.genre,
 pages: bookData.pages,
 imageURL: bookData.imageURL || "", 
 available: true
 }

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('^' + ".*" + '

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feat/ books zod schema#4

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feat/ books zod schema
#4
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a87e114

fix: adding pages in newBook function


codevdu Jun 8, 2026
b90e862

feat: book schema validation


codevdu Jun 8, 2026

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55 changes: 13 additions & 42 deletions
src/routes/books.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,5 +1,7 @@
import { Router } from "express"
import { BookService } from "../services/book-service.ts"
import { createBookSchema } from "../schema/book-schema.ts"
import { z } from "zod"

const router = Router()
const bookService = new BookService()
Expand All@@ -22,51 +24,20 @@ router.get("/:id", (req, res) => {
})

router.post("/", (req, res) => {
 const { title, author, genre, description, pages, imageURL } = req.body
 try {
 const validatedData = createBookSchema.parse(req.body)

 if (!title) {
 res.status(400).json({ 
 error: "Preencha todos os campos!" 
 })
 return
 }

 if (!genre) {
 res.status(400).json({ 
 error: "O gênero do livro é obrigatório." 
 })
 return
 }

 if (!description) {
 res.status(400).json({ 
 error: "A descrição do livro é obrigatório." 
 })
 return
 }
 const newBook = bookService.create(validatedData);

 if (!pages) {
 res.status(400).json({ 
 error: "O número de páginas do livro é obrigatório." 
 })
 return
 res.status(201).json(newBook)
 } catch (error) {
 if (error instanceof z.ZodError) {
 res.status(400).json({ 
 error: error.issues.map((err) => err.message).join("; ") 
 })
 return
 }
 }

 if (!imageURL) {
 res.status(400).json({ 
 error: "A imagem do livro é obrigatória." 
 })
 return
 }

 const newBook = bookService.create({ 
 title, 
 author, 
 genre,
 description,
 imageURL
 })
 res.status(201).json(newBook)
})

router.put("/:id", (req, res) => {
Expand Down

35 changes: 35 additions & 0 deletions
src/schema/book-schema.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,35 @@
import { z } from "zod"

export const createBookSchema = z.object({
 title: z.string({
 message: "O título é obrigatório"
 })
 .min(1, "O título não pode estar vazio"),
 author: z.string({ 
 message: "O autor é obrigatório" 
 })
 .min(1, "O autor não pode estar vazio"),
 description: z.string({
 message: "A descrição é obrigatória"
 })
 .max(500, "A descrição deve ter no máximo 500 caracteres")
 .min(1, "A descrição não pode estar vazia"),
 genre: z.string({
 message: "O gênero é obrigatório"
 })
 .transform((str) => str.split(",").map(g => g.trim()).filter(g => g.length > 0)),
 pages: z.number({
 message: "O número de páginas é obrigatório"
 })
 .positive("O número de páginas deve ser maior que zero")
 .int("O número de páginas deve ser um número inteiro"),
 imageURL: z.string({
 message: "A URL da imagem é obrigatória"
 })
 .url("A URL da imagem não é inválida"),
})

export const updateBookSchema = createBookSchema.partial()

export type CreateBookInput = z.infer<typeof createBookSchema>
export type UpdateBookInput = z.infer<typeof updateBookSchema>

12 changes: 12 additions & 0 deletions
src/schema/borrow-schema.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,12 @@
import { z } from "zod"

export const createBorrowSchema = z.object({
 bookId: z.string({
 error: "O ID do livro é obrigatório"
 }),
 studentName: z.string({
 error: "O nome do estudante é obrigatório"
 })
})

export type CreateBorrowInput = z.infer<typeof createBorrowSchema>

15 changes: 8 additions & 7 deletions
src/services/book-service.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,5 +1,6 @@
import { randomUUID } from "node:crypto"
import { DatabaseRepository, IBook } from "../utils/db.ts"
import { CreateBookInput } from "../schema/book-schema.ts"

export class BookService {
 public getAll(genre?: string): IBook[] {
Expand All@@ -17,17 +18,17 @@ export class BookService {
 return databaseState.books.find(book => String(book.id) === id) || null
 }

 public create(bookData: Partial<IBook>): IBook {
 public create(bookData: CreateBookInput): IBook {
 const databaseState = DatabaseRepository.read()

 const newBook: IBook = {
 id: randomUUID(),
 title: bookData.title!,
 author: bookData.author!,
 description: bookData.description!,
 genre: bookData.genre!,
 pages: bookData.pages!,
 imageURL: bookData.imageURL!,
 title: bookData.title,
 author: bookData.author,
 description: bookData.description || "", 
 genre: bookData.genre,
 pages: bookData.pages,
 imageURL: bookData.imageURL || "", 
 available: true
 }

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" + '

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feat/ books zod schema#4

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#4
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a87e114

fix: adding pages in newBook function


codevdu Jun 8, 2026
b90e862

feat: book schema validation


codevdu Jun 8, 2026

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55 changes: 13 additions & 42 deletions
src/routes/books.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,5 +1,7 @@
import { Router } from "express"
import { BookService } from "../services/book-service.ts"
import { createBookSchema } from "../schema/book-schema.ts"
import { z } from "zod"

const router = Router()
const bookService = new BookService()
Expand All@@ -22,51 +24,20 @@ router.get("/:id", (req, res) => {
})

router.post("/", (req, res) => {
 const { title, author, genre, description, pages, imageURL } = req.body
 try {
 const validatedData = createBookSchema.parse(req.body)

 if (!title) {
 res.status(400).json({ 
 error: "Preencha todos os campos!" 
 })
 return
 }

 if (!genre) {
 res.status(400).json({ 
 error: "O gênero do livro é obrigatório." 
 })
 return
 }

 if (!description) {
 res.status(400).json({ 
 error: "A descrição do livro é obrigatório." 
 })
 return
 }
 const newBook = bookService.create(validatedData);

 if (!pages) {
 res.status(400).json({ 
 error: "O número de páginas do livro é obrigatório." 
 })
 return
 res.status(201).json(newBook)
 } catch (error) {
 if (error instanceof z.ZodError) {
 res.status(400).json({ 
 error: error.issues.map((err) => err.message).join("; ") 
 })
 return
 }
 }

 if (!imageURL) {
 res.status(400).json({ 
 error: "A imagem do livro é obrigatória." 
 })
 return
 }

 const newBook = bookService.create({ 
 title, 
 author, 
 genre,
 description,
 imageURL
 })
 res.status(201).json(newBook)
})

router.put("/:id", (req, res) => {
Expand Down

35 changes: 35 additions & 0 deletions
src/schema/book-schema.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,35 @@
import { z } from "zod"

export const createBookSchema = z.object({
 title: z.string({
 message: "O título é obrigatório"
 })
 .min(1, "O título não pode estar vazio"),
 author: z.string({ 
 message: "O autor é obrigatório" 
 })
 .min(1, "O autor não pode estar vazio"),
 description: z.string({
 message: "A descrição é obrigatória"
 })
 .max(500, "A descrição deve ter no máximo 500 caracteres")
 .min(1, "A descrição não pode estar vazia"),
 genre: z.string({
 message: "O gênero é obrigatório"
 })
 .transform((str) => str.split(",").map(g => g.trim()).filter(g => g.length > 0)),
 pages: z.number({
 message: "O número de páginas é obrigatório"
 })
 .positive("O número de páginas deve ser maior que zero")
 .int("O número de páginas deve ser um número inteiro"),
 imageURL: z.string({
 message: "A URL da imagem é obrigatória"
 })
 .url("A URL da imagem não é inválida"),
})

export const updateBookSchema = createBookSchema.partial()

export type CreateBookInput = z.infer<typeof createBookSchema>
export type UpdateBookInput = z.infer<typeof updateBookSchema>

12 changes: 12 additions & 0 deletions
src/schema/borrow-schema.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,12 @@
import { z } from "zod"

export const createBorrowSchema = z.object({
 bookId: z.string({
 error: "O ID do livro é obrigatório"
 }),
 studentName: z.string({
 error: "O nome do estudante é obrigatório"
 })
})

export type CreateBorrowInput = z.infer<typeof createBorrowSchema>

15 changes: 8 additions & 7 deletions
src/services/book-service.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,5 +1,6 @@
import { randomUUID } from "node:crypto"
import { DatabaseRepository, IBook } from "../utils/db.ts"
import { CreateBookInput } from "../schema/book-schema.ts"

export class BookService {
 public getAll(genre?: string): IBook[] {
Expand All@@ -17,17 +18,17 @@ export class BookService {
 return databaseState.books.find(book => String(book.id) === id) || null
 }

 public create(bookData: Partial<IBook>): IBook {
 public create(bookData: CreateBookInput): IBook {
 const databaseState = DatabaseRepository.read()

 const newBook: IBook = {
 id: randomUUID(),
 title: bookData.title!,
 author: bookData.author!,
 description: bookData.description!,
 genre: bookData.genre!,
 pages: bookData.pages!,
 imageURL: bookData.imageURL!,
 title: bookData.title,
 author: bookData.author,
 description: bookData.description || "", 
 genre: bookData.genre,
 pages: bookData.pages,
 imageURL: bookData.imageURL || "", 
 available: true
 }

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
feat/ books zod schema#4

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 Open

codevdu
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2
commits into

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feat/ books zod schema
#4
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a87e114

fix: adding pages in newBook function


codevdu Jun 8, 2026
b90e862

feat: book schema validation


codevdu Jun 8, 2026

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55 changes: 13 additions & 42 deletions
src/routes/books.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,5 +1,7 @@
import { Router } from "express"
import { BookService } from "../services/book-service.ts"
import { createBookSchema } from "../schema/book-schema.ts"
import { z } from "zod"

const router = Router()
const bookService = new BookService()
Expand All@@ -22,51 +24,20 @@ router.get("/:id", (req, res) => {
})

router.post("/", (req, res) => {
 const { title, author, genre, description, pages, imageURL } = req.body
 try {
 const validatedData = createBookSchema.parse(req.body)

 if (!title) {
 res.status(400).json({ 
 error: "Preencha todos os campos!" 
 })
 return
 }

 if (!genre) {
 res.status(400).json({ 
 error: "O gênero do livro é obrigatório." 
 })
 return
 }

 if (!description) {
 res.status(400).json({ 
 error: "A descrição do livro é obrigatório." 
 })
 return
 }
 const newBook = bookService.create(validatedData);

 if (!pages) {
 res.status(400).json({ 
 error: "O número de páginas do livro é obrigatório." 
 })
 return
 res.status(201).json(newBook)
 } catch (error) {
 if (error instanceof z.ZodError) {
 res.status(400).json({ 
 error: error.issues.map((err) => err.message).join("; ") 
 })
 return
 }
 }

 if (!imageURL) {
 res.status(400).json({ 
 error: "A imagem do livro é obrigatória." 
 })
 return
 }

 const newBook = bookService.create({ 
 title, 
 author, 
 genre,
 description,
 imageURL
 })
 res.status(201).json(newBook)
})

router.put("/:id", (req, res) => {
Expand Down

35 changes: 35 additions & 0 deletions
src/schema/book-schema.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,35 @@
import { z } from "zod"

export const createBookSchema = z.object({
 title: z.string({
 message: "O título é obrigatório"
 })
 .min(1, "O título não pode estar vazio"),
 author: z.string({ 
 message: "O autor é obrigatório" 
 })
 .min(1, "O autor não pode estar vazio"),
 description: z.string({
 message: "A descrição é obrigatória"
 })
 .max(500, "A descrição deve ter no máximo 500 caracteres")
 .min(1, "A descrição não pode estar vazia"),
 genre: z.string({
 message: "O gênero é obrigatório"
 })
 .transform((str) => str.split(",").map(g => g.trim()).filter(g => g.length > 0)),
 pages: z.number({
 message: "O número de páginas é obrigatório"
 })
 .positive("O número de páginas deve ser maior que zero")
 .int("O número de páginas deve ser um número inteiro"),
 imageURL: z.string({
 message: "A URL da imagem é obrigatória"
 })
 .url("A URL da imagem não é inválida"),
})

export const updateBookSchema = createBookSchema.partial()

export type CreateBookInput = z.infer<typeof createBookSchema>
export type UpdateBookInput = z.infer<typeof updateBookSchema>

12 changes: 12 additions & 0 deletions
src/schema/borrow-schema.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,12 @@
import { z } from "zod"

export const createBorrowSchema = z.object({
 bookId: z.string({
 error: "O ID do livro é obrigatório"
 }),
 studentName: z.string({
 error: "O nome do estudante é obrigatório"
 })
})

export type CreateBorrowInput = z.infer<typeof createBorrowSchema>

15 changes: 8 additions & 7 deletions
src/services/book-service.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,5 +1,6 @@
import { randomUUID } from "node:crypto"
import { DatabaseRepository, IBook } from "../utils/db.ts"
import { CreateBookInput } from "../schema/book-schema.ts"

export class BookService {
 public getAll(genre?: string): IBook[] {
Expand All@@ -17,17 +18,17 @@ export class BookService {
 return databaseState.books.find(book => String(book.id) === id) || null
 }

 public create(bookData: Partial<IBook>): IBook {
 public create(bookData: CreateBookInput): IBook {
 const databaseState = DatabaseRepository.read()

 const newBook: IBook = {
 id: randomUUID(),
 title: bookData.title!,
 author: bookData.author!,
 description: bookData.description!,
 genre: bookData.genre!,
 pages: bookData.pages!,
 imageURL: bookData.imageURL!,
 title: bookData.title,
 author: bookData.author,
 description: bookData.description || "", 
 genre: bookData.genre,
 pages: bookData.pages,
 imageURL: bookData.imageURL || "", 
 available: true
 }

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
feat/ books zod schema#4

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

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privacy statement. We’ll occasionally send you account related emails.

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Sign in
to your account

 Open

codevdu
wants to merge
2
commits into

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feat/ books zod schema
#4
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a87e114

fix: adding pages in newBook function


codevdu Jun 8, 2026
b90e862

feat: book schema validation


codevdu Jun 8, 2026

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55 changes: 13 additions & 42 deletions
src/routes/books.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,5 +1,7 @@
import { Router } from "express"
import { BookService } from "../services/book-service.ts"
import { createBookSchema } from "../schema/book-schema.ts"
import { z } from "zod"

const router = Router()
const bookService = new BookService()
Expand All@@ -22,51 +24,20 @@ router.get("/:id", (req, res) => {
})

router.post("/", (req, res) => {
 const { title, author, genre, description, pages, imageURL } = req.body
 try {
 const validatedData = createBookSchema.parse(req.body)

 if (!title) {
 res.status(400).json({ 
 error: "Preencha todos os campos!" 
 })
 return
 }

 if (!genre) {
 res.status(400).json({ 
 error: "O gênero do livro é obrigatório." 
 })
 return
 }

 if (!description) {
 res.status(400).json({ 
 error: "A descrição do livro é obrigatório." 
 })
 return
 }
 const newBook = bookService.create(validatedData);

 if (!pages) {
 res.status(400).json({ 
 error: "O número de páginas do livro é obrigatório." 
 })
 return
 res.status(201).json(newBook)
 } catch (error) {
 if (error instanceof z.ZodError) {
 res.status(400).json({ 
 error: error.issues.map((err) => err.message).join("; ") 
 })
 return
 }
 }

 if (!imageURL) {
 res.status(400).json({ 
 error: "A imagem do livro é obrigatória." 
 })
 return
 }

 const newBook = bookService.create({ 
 title, 
 author, 
 genre,
 description,
 imageURL
 })
 res.status(201).json(newBook)
})

router.put("/:id", (req, res) => {
Expand Down

35 changes: 35 additions & 0 deletions
src/schema/book-schema.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,35 @@
import { z } from "zod"

export const createBookSchema = z.object({
 title: z.string({
 message: "O título é obrigatório"
 })
 .min(1, "O título não pode estar vazio"),
 author: z.string({ 
 message: "O autor é obrigatório" 
 })
 .min(1, "O autor não pode estar vazio"),
 description: z.string({
 message: "A descrição é obrigatória"
 })
 .max(500, "A descrição deve ter no máximo 500 caracteres")
 .min(1, "A descrição não pode estar vazia"),
 genre: z.string({
 message: "O gênero é obrigatório"
 })
 .transform((str) => str.split(",").map(g => g.trim()).filter(g => g.length > 0)),
 pages: z.number({
 message: "O número de páginas é obrigatório"
 })
 .positive("O número de páginas deve ser maior que zero")
 .int("O número de páginas deve ser um número inteiro"),
 imageURL: z.string({
 message: "A URL da imagem é obrigatória"
 })
 .url("A URL da imagem não é inválida"),
})

export const updateBookSchema = createBookSchema.partial()

export type CreateBookInput = z.infer<typeof createBookSchema>
export type UpdateBookInput = z.infer<typeof updateBookSchema>

12 changes: 12 additions & 0 deletions
src/schema/borrow-schema.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,12 @@
import { z } from "zod"

export const createBorrowSchema = z.object({
 bookId: z.string({
 error: "O ID do livro é obrigatório"
 }),
 studentName: z.string({
 error: "O nome do estudante é obrigatório"
 })
})

export type CreateBorrowInput = z.infer<typeof createBorrowSchema>

15 changes: 8 additions & 7 deletions
src/services/book-service.ts

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,5 +1,6 @@
import { randomUUID } from "node:crypto"
import { DatabaseRepository, IBook } from "../utils/db.ts"
import { CreateBookInput } from "../schema/book-schema.ts"

export class BookService {
 public getAll(genre?: string): IBook[] {
Expand All@@ -17,17 +18,17 @@ export class BookService {
 return databaseState.books.find(book => String(book.id) === id) || null
 }

 public create(bookData: Partial<IBook>): IBook {
 public create(bookData: CreateBookInput): IBook {
 const databaseState = DatabaseRepository.read()

 const newBook: IBook = {
 id: randomUUID(),
 title: bookData.title!,
 author: bookData.author!,
 description: bookData.description!,
 genre: bookData.genre!,
 pages: bookData.pages!,
 imageURL: bookData.imageURL!,
 title: bookData.title,
 author: bookData.author,
 description: bookData.description || "", 
 genre: bookData.genre,
 pages: bookData.pages,
 imageURL: bookData.imageURL || "", 
 available: true
 }

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); }
})();
})();

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feat/ books zod schema
#4
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a87e114

fix: adding pages in newBook function


codevdu Jun 8, 2026
b90e862

feat: book schema validation


codevdu Jun 8, 2026

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55 changes: 13 additions & 42 deletions
src/routes/books.ts

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Original file line numberDiff line numberDiff line change
@@ -1,5 +1,7 @@
import { Router } from "express"
import { BookService } from "../services/book-service.ts"
import { createBookSchema } from "../schema/book-schema.ts"
import { z } from "zod"

const router = Router()
const bookService = new BookService()
Expand All@@ -22,51 +24,20 @@ router.get("/:id", (req, res) => {
})

router.post("/", (req, res) => {
 const { title, author, genre, description, pages, imageURL } = req.body
 try {
 const validatedData = createBookSchema.parse(req.body)

 if (!title) {
 res.status(400).json({ 
 error: "Preencha todos os campos!" 
 })
 return
 }

 if (!genre) {
 res.status(400).json({ 
 error: "O gênero do livro é obrigatório." 
 })
 return
 }

 if (!description) {
 res.status(400).json({ 
 error: "A descrição do livro é obrigatório." 
 })
 return
 }
 const newBook = bookService.create(validatedData);

 if (!pages) {
 res.status(400).json({ 
 error: "O número de páginas do livro é obrigatório." 
 })
 return
 res.status(201).json(newBook)
 } catch (error) {
 if (error instanceof z.ZodError) {
 res.status(400).json({ 
 error: error.issues.map((err) => err.message).join("; ") 
 })
 return
 }
 }

 if (!imageURL) {
 res.status(400).json({ 
 error: "A imagem do livro é obrigatória." 
 })
 return
 }

 const newBook = bookService.create({ 
 title, 
 author, 
 genre,
 description,
 imageURL
 })
 res.status(201).json(newBook)
})

router.put("/:id", (req, res) => {
Expand Down

35 changes: 35 additions & 0 deletions
src/schema/book-schema.ts

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,35 @@
import { z } from "zod"

export const createBookSchema = z.object({
 title: z.string({
 message: "O título é obrigatório"
 })
 .min(1, "O título não pode estar vazio"),
 author: z.string({ 
 message: "O autor é obrigatório" 
 })
 .min(1, "O autor não pode estar vazio"),
 description: z.string({
 message: "A descrição é obrigatória"
 })
 .max(500, "A descrição deve ter no máximo 500 caracteres")
 .min(1, "A descrição não pode estar vazia"),
 genre: z.string({
 message: "O gênero é obrigatório"
 })
 .transform((str) => str.split(",").map(g => g.trim()).filter(g => g.length > 0)),
 pages: z.number({
 message: "O número de páginas é obrigatório"
 })
 .positive("O número de páginas deve ser maior que zero")
 .int("O número de páginas deve ser um número inteiro"),
 imageURL: z.string({
 message: "A URL da imagem é obrigatória"
 })
 .url("A URL da imagem não é inválida"),
})

export const updateBookSchema = createBookSchema.partial()

export type CreateBookInput = z.infer<typeof createBookSchema>
export type UpdateBookInput = z.infer<typeof updateBookSchema>

12 changes: 12 additions & 0 deletions
src/schema/borrow-schema.ts

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,12 @@
import { z } from "zod"

export const createBorrowSchema = z.object({
 bookId: z.string({
 error: "O ID do livro é obrigatório"
 }),
 studentName: z.string({
 error: "O nome do estudante é obrigatório"
 })
})

export type CreateBorrowInput = z.infer<typeof createBorrowSchema>

15 changes: 8 additions & 7 deletions
src/services/book-service.ts

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Original file line numberDiff line numberDiff line change
@@ -1,5 +1,6 @@
import { randomUUID } from "node:crypto"
import { DatabaseRepository, IBook } from "../utils/db.ts"
import { CreateBookInput } from "../schema/book-schema.ts"

export class BookService {
 public getAll(genre?: string): IBook[] {
Expand All@@ -17,17 +18,17 @@ export class BookService {
 return databaseState.books.find(book => String(book.id) === id) || null
 }

 public create(bookData: Partial<IBook>): IBook {
 public create(bookData: CreateBookInput): IBook {
 const databaseState = DatabaseRepository.read()

 const newBook: IBook = {
 id: randomUUID(),
 title: bookData.title!,
 author: bookData.author!,
 description: bookData.description!,
 genre: bookData.genre!,
 pages: bookData.pages!,
 imageURL: bookData.imageURL!,
 title: bookData.title,
 author: bookData.author,
 description: bookData.description || "", 
 genre: bookData.genre,
 pages: bookData.pages,
 imageURL: bookData.imageURL || "", 
 available: true
 }

Expand Down
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