[Valentino Heman Budiarto] bad2d21fc2 2
2026-03-05 15:22:15 +07:00

146 lines
4.0 KiB
Go

package controllers
import (
"fmt"
"net/http"
"s-class-backend/config"
"s-class-backend/helpers" // Import helper pembuat kode acak
"s-class-backend/models"
"time"
"github.com/gin-gonic/gin"
"github.com/google/uuid"
)
type BookingInput struct {
RoomID uint `json:"room_id" binding:"required"`
StartTime time.Time `json:"start_time" binding:"required"`
EndTime time.Time `json:"end_time" binding:"required"`
Purpose string `json:"purpose" binding:"required"`
}
func CreateBooking(c *gin.Context) {
var input BookingInput
if err := c.ShouldBindJSON(&input); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
// --- Handle UUID ---
userIDInterface, exists := c.Get("user_id")
if !exists {
c.JSON(http.StatusUnauthorized, gin.H{"error": "User ID tidak ditemukan"})
return
}
userIDStr, ok := userIDInterface.(string)
if !ok {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Format User ID token salah"})
return
}
userID, err := uuid.Parse(userIDStr)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Gagal memproses User ID"})
return
}
// Validasi Waktu
if input.EndTime.Before(input.StartTime) {
c.JSON(http.StatusBadRequest, gin.H{"error": "Waktu selesai tidak boleh lebih awal dari waktu mulai!"})
return
}
// CEK BENTROK (Overlap Check)
var count int64
config.DB.Model(&models.Booking{}).Where("room_id = ? AND status != 'Cancelled' AND ((start_time < ? AND end_time > ?) OR (start_time < ? AND end_time > ?) OR (start_time >= ? AND end_time <= ?))",
input.RoomID, input.EndTime, input.StartTime, input.EndTime, input.StartTime, input.StartTime, input.EndTime).Count(&count)
if count > 0 {
c.JSON(http.StatusConflict, gin.H{"error": "Ruangan sudah dibooking pada jam tersebut!"})
return
}
// Simpan Booking
booking := models.Booking{
UserID: userID,
RoomID: input.RoomID,
StartTime: input.StartTime,
EndTime: input.EndTime,
Purpose: input.Purpose,
Status: "Pending",
}
if err := config.DB.Create(&booking).Error; err != nil {
fmt.Println("Error DB:", err)
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
c.JSON(http.StatusOK, gin.H{
"message": "Booking Berhasil diajukan!",
"data": booking,
})
}
func GetUserBookings(c *gin.Context) {
var bookings []models.Booking
userID, _ := c.Get("user_id")
role, _ := c.Get("role")
if role == "admin" {
if err := config.DB.Preload("Room").Preload("User").Order("created_at desc").Find(&bookings).Error; err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
} else {
if err := config.DB.Preload("Room").Where("user_id = ?", userID).Order("created_at desc").Find(&bookings).Error; err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
}
c.JSON(http.StatusOK, gin.H{"data": bookings})
}
type UpdateStatusInput struct {
Status string `json:"status" binding:"required"`
}
// --- FUNGSI UPDATE STATUS (ADMIN) ---
func UpdateBookingStatus(c *gin.Context) {
bookingID := c.Param("id")
var booking models.Booking
if err := config.DB.First(&booking, "booking_id = ?", bookingID).Error; err != nil {
c.JSON(http.StatusNotFound, gin.H{"error": "Booking tidak ditemukan"})
return
}
var input UpdateStatusInput
if err := c.ShouldBindJSON(&input); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
booking.Status = input.Status
// 👇 LOGIKA PEMBUATAN REDEEM CODE 👇
if input.Status == "Approved" {
// Buat kode dari helper jika sebelumnya belum punya kode
if booking.RedeemCode == "" {
booking.RedeemCode = helpers.GenerateRedeemCode()
}
} else if input.Status == "Rejected" || input.Status == "Cancelled" {
// Kosongkan kode jika peminjaman ditolak/dibatalkan
booking.RedeemCode = ""
}
config.DB.Save(&booking)
c.JSON(http.StatusOK, gin.H{
"message": "Status booking berhasil diperbarui!",
"data": booking,
})
}