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115 lines
3.0 KiB
Go
115 lines
3.0 KiB
Go
package handlers
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import (
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"fmt"
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"strconv"
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"time"
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"grace/database"
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"grace/repositories"
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"github.com/gofiber/fiber/v2"
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)
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type BookHandler struct {
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Repository *repositories.BookRepository
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}
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func (h *BookHandler) CreateBook(c *fiber.Ctx) error {
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var book database.Book
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if err := c.BodyParser(&book); err != nil {
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fmt.Println(err.Error())
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return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "Invalid request payload"})
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}
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if err := h.Repository.Create(&book); err != nil {
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return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": "Failed to create book"})
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}
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return c.Status(fiber.StatusCreated).JSON(book)
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}
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func (h *BookHandler) UpdateBook(c *fiber.Ctx) error {
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id, err := strconv.Atoi(c.Params("id"))
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if err != nil {
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return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "Invalid book ID"})
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}
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book, err := h.Repository.FindByID(uint(id))
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if err != nil {
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return c.Status(fiber.StatusNotFound).JSON(fiber.Map{"error": "Book not found"})
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}
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if err := c.BodyParser(&book); err != nil {
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return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "Invalid request payload"})
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}
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if err := h.Repository.Update(book); err != nil {
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return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": "Failed to update book"})
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}
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return c.JSON(book)
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}
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func (h *BookHandler) DeleteBook(c *fiber.Ctx) error {
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id, err := strconv.Atoi(c.Params("id"))
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if err != nil {
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return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "Invalid book ID"})
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}
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book, err := h.Repository.FindByID(uint(id))
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if err != nil {
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return c.Status(fiber.StatusNotFound).JSON(fiber.Map{"error": "Book not found"})
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}
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if err := h.Repository.Delete(book); err != nil {
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return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": "Failed to delete book"})
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}
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return c.SendStatus(fiber.StatusNoContent)
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}
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func (h *BookHandler) GetBooks(c *fiber.Ctx) (err error) {
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author := c.Query("author")
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genre := c.Query("genre")
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var start time.Time
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var end time.Time
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rstart, rend := c.Query("start"), c.Query("end")
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if rstart != "" {
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start, err = time.Parse("2006-01-02", c.Query("start"))
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if err != nil {
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return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "Invalid start date"})
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}
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}
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if rend != "" {
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end, err = time.Parse("2006-01-02", c.Query("end"))
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if err != nil {
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return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "Invalid end date"})
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}
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}
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books, err := h.Repository.Find(author, genre, start, end)
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if err != nil {
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return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": "Failed to get books"})
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}
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return c.JSON(books)
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}
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func (h *BookHandler) GetBook(c *fiber.Ctx) error {
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id, err := strconv.Atoi(c.Params("id"))
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if err != nil {
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return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "Invalid book ID"})
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}
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book, err := h.Repository.FindByID(uint(id))
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if err != nil {
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return c.Status(fiber.StatusNotFound).JSON(fiber.Map{"error": "Book not found"})
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}
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return c.JSON(book)
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}
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