FEATURE: 대출 페이지에 필요한 api 수정

src/books/books.service.ts

@@ -51,6 +51,12 @@ export class BooksService {
     const queryBuilder = await this.booksRepository
       .createQueryBuilder('book')
       .leftJoinAndSelect('book.info', 'info')
+      .leftJoinAndSelect(
+        'book.lendings',
+        'lendings',
+        'NOT EXISTS(SELECT * FROM returning where returning.lendingId = lendings.id)',
+      )
+      .leftJoinAndSelect('lendings.returning', 'returning')
       .where('book.callSign like :query', { query: `%${query}%` })
       .orWhere('info.title like :query', { query: `%${query}%` })
       .orWhere('info.author like :query', { query: `%${query}%` })

src/books/entities/book.entity.ts

@@ -92,4 +92,13 @@ export class Book {
     } else if (this.status == 1) return '분실';
     else if (this.status == 2) return '파손';
   }
+
+  @Expose({ groups: ['books.searchBook'] })
+  get isLenderable() {
+    if (!this.lendings || this.lendings.length == 0) return true;
+    const lastLending = this.lendings.sort(
+      (a, b) => b.createdAt.getTime() - a.createdAt.getTime(),
+    )[0];
+    return !!lastLending.returning;
+  }
 }

src/books/entities/bookInfo.entity.ts

@@ -35,6 +35,7 @@ export class BookInfo {
       'lendings.search',
       'lendings.findOne',
       'reservations.search',
+      'users.search',
     ],
   })
   title: string;

src/lendings/entities/lending.entity.ts

@@ -42,17 +42,22 @@ export class Lending {
   @Expose({ groups: [] })
   librarian: User;
 
-  @Expose({ groups: ['lendings.search', 'lendings.findOne'] })
+  @Expose({ groups: ['lendings.search', 'lendings.findOne', 'users.search'] })
   @ManyToOne(() => Book, (book) => book.lendings, { nullable: false })
   book: Book;
 
   @OneToOne(() => Returning, (returning) => returning.lending)
-  @Expose({ groups: [] })
+  @Expose({ groups: ['users.search'] })
   returning: Returning;
 
   @Expose({
     name: 'dueDate',
-    groups: ['lendings.search', 'lendings.findOne', 'reservations.search'],
+    groups: [
+      'lendings.search',
+      'lendings.findOne',
+      'reservations.search',
+      'users.search',
+    ],
   })
   getdueDate() {
     if (this.returning) throw new Error('lendings.service.find(All) catch');

src/reservations/entities/reservation.entity.ts

@@ -21,7 +21,7 @@ export class Reservation {
   @Column({
     nullable: true,
   })
-  @Expose({ groups: ['reservations.search'] })
+  @Expose({ groups: ['reservations.search', 'users.search'] })
   endAt: Date;
 
   @CreateDateColumn()
@@ -43,6 +43,27 @@ export class Reservation {
   user: User;
 
   @ManyToOne(() => Book, (book) => book.reservations)
-  @Expose({ groups: ['reservations.search'] })
+  @Expose({ groups: ['reservations.search', 'users.search'] })
   book: Book;
+
+  @Expose({ name: 'lenderableDate', groups: ['users.search'] })
+  getLenderableDate() {
+    return this.book.getDueDate();
+  }
+
+  @Expose({ name: 'endAt', groups: ['users.search'] })
+  getEndAt() {
+    if (!this.endAt) {
+      return '-';
+    }
+    return this.endAt.toJSON().substring(2, 10).split('-').join('.') + '.';
+  }
+
+  @Expose({ name: 'rank', groups: ['users.search'] })
+  getRank() {
+    if (!this.endAt) {
+      return null;
+    }
+    return 1;
+  }
 }

src/users/entities/user.entity.ts

@@ -23,7 +23,12 @@ export class User {
 
   @Column()
   @Expose({
-    groups: ['lendings.search', 'lendings.findOne', 'reservations.search'],
+    groups: [
+      'lendings.search',
+      'lendings.findOne',
+      'reservations.search',
+      'users.search',
+    ],
   })
   login: string;
 
@@ -64,11 +69,11 @@ export class User {
   librarianLendings: Lending[];
 
   @OneToMany(() => Lending, (lending) => lending.user)
-  @Expose({ groups: [] })
+  @Expose({ groups: ['users.search'] })
   lendings: Lending[];
 
   @OneToMany(() => Reservation, (reservation) => reservation.user)
-  @Expose({ groups: [] })
+  @Expose({ groups: ['users.search'] })
   reservations: Reservation[];
 
   @Expose({ groups: ['users.search'] })
@@ -85,4 +90,14 @@ export class User {
     if (penalty < today) return 0;
     return Math.ceil(Math.abs(+penalty - +today) / (1000 * 3600 * 24));
   }
+
+  @Expose({
+    groups: ['users.search'],
+  })
+  get lendingCnt() {
+    if (!this.lendings) {
+      return 0;
+    }
+    return this.lendings.length;
+  }
 }

src/users/users.service.ts

@@ -46,6 +46,25 @@ export class UsersService {
   async searchByLogin(login: string, options: IPaginationOptions) {
     const queryBuilder = await this.userRepository
       .createQueryBuilder('user')
+      .leftJoinAndSelect(
+        'user.reservations',
+        'reservations',
+        'reservations.canceledAt IS NULL AND (reservations.endAt IS NULL OR reservations.endAt >= :current)',
+        { current: new Date() },
+      )
+      .leftJoinAndSelect('reservations.book', 'reservationsBook')
+      .leftJoinAndSelect('reservationsBook.info', 'reservationsBookInfo')
+      .leftJoinAndSelect(
+        'reservationsBook.lendings',
+        'reservationsBookLendings',
+      )
+      .leftJoinAndSelect(
+        'user.lendings',
+        'lendings',
+        'NOT EXISTS(SELECT * FROM returning where returning.lendingId = lendings.id)',
+      )
+      .leftJoinAndSelect('lendings.book', 'lendingsBook')
+      .leftJoinAndSelect('lendingsBook.info', 'lendingsBookInfo')
       .where('user.login like :login', { login: `%${login}%` });
     return paginate(queryBuilder, options);
   }