Add review and rating features with sorting and filtering options

- Implemented a new ReviewController to handle review creation, updates, and retrieval for library items.
- Added pagination, sorting, and filtering capabilities for reviews in the API.
- Updated frontend components to support review display, including a new ReviewsTable and enhanced ratings UI.
- Introduced new strings for user interface elements related to reviews and ratings.
- Added tests for the ReviewController and Review model to ensure functionality and validation.
- Enabled the option to toggle the review feature in server settings.

test/server/models/Review.test.js

@@ -0,0 +1,97 @@
+const { expect } = require('chai')
+const { Sequelize } = require('sequelize')
+const Database = require('../../../server/Database')
+
+describe('Review Model', () => {
+  beforeEach(async () => {
+    Database.sequelize = new Sequelize({ dialect: 'sqlite', storage: ':memory:', logging: false })
+    await Database.buildModels()
+  })
+
+  afterEach(async () => {
+    await Database.sequelize.close()
+  })
+
+  async function createTestLibraryItem(id = 'li1') {
+    const library = await Database.libraryModel.create({ name: 'Test', mediaType: 'book' })
+    const book = await Database.bookModel.create({ title: 'Test Book' })
+    return await Database.libraryItemModel.create({ id, mediaId: book.id, mediaType: 'book', libraryId: library.id })
+  }
+
+  it('should validate rating between 1 and 5', async () => {
+    const user = await Database.userModel.create({ username: 'u1' })
+    const item = await createTestLibraryItem('li1')
+    const item2 = await createTestLibraryItem('li2')
+    const item3 = await createTestLibraryItem('li3')
+
+    // Valid
+    await Database.reviewModel.create({ userId: user.id, libraryItemId: item.id, rating: 5 })
+
+    // Invalid - too high
+    let error
+    try {
+      await Database.reviewModel.create({ userId: user.id, libraryItemId: item2.id, rating: 6 })
+    } catch (err) {
+      error = err
+    }
+    expect(error).to.exist
+    expect(error.name).to.equal('SequelizeValidationError')
+
+    // Invalid - too low
+    error = null
+    try {
+      await Database.reviewModel.create({ userId: user.id, libraryItemId: item3.id, rating: 0 })
+    } catch (err) {
+      error = err
+    }
+    expect(error).to.exist
+    expect(error.name).to.equal('SequelizeValidationError')
+  })
+
+  it('should enforce unique constraint on userId and libraryItemId', async () => {
+    const user = await Database.userModel.create({ username: 'u1' })
+    const item = await createTestLibraryItem('li1')
+
+    await Database.reviewModel.create({ userId: user.id, libraryItemId: item.id, rating: 5 })
+    
+    let error
+    try {
+      await Database.reviewModel.create({ userId: user.id, libraryItemId: item.id, rating: 4 })
+    } catch (err) {
+      error = err
+    }
+    expect(error).to.exist
+    expect(error.name).to.equal('SequelizeUniqueConstraintError')
+  })
+
+  it('should cascade delete when user is deleted', async () => {
+    const user = await Database.userModel.create({ username: 'u1' })
+    const item = await createTestLibraryItem('li1')
+    await Database.reviewModel.create({ userId: user.id, libraryItemId: item.id, rating: 5 })
+
+    await user.destroy()
+    const count = await Database.reviewModel.count()
+    expect(count).to.equal(0)
+  })
+
+  it('should return correct format in toOldJSON', async () => {
+    const user = await Database.userModel.create({ username: 'testuser' })
+    const item = await createTestLibraryItem('li1')
+    const review = await Database.reviewModel.create({
+      userId: user.id,
+      libraryItemId: item.id,
+      rating: 4,
+      reviewText: 'Nice'
+    })
+    
+    // Manually associate user for the test
+    review.user = user
+
+    const json = review.toOldJSON()
+    expect(json.rating).to.equal(4)
+    expect(json.reviewText).to.equal('Nice')
+    expect(json.user.username).to.equal('testuser')
+    expect(json.createdAt).to.be.a('number')
+    expect(json.updatedAt).to.be.a('number')
+  })
+})