2025-11-17 12:17:44 +07:00

152 lines
4.0 KiB
Go

package repositories
import (
"errors"
"lost-and-found/internal/models"
"gorm.io/gorm"
)
type UserRepository struct {
db *gorm.DB
}
func NewUserRepository(db *gorm.DB) *UserRepository {
return &UserRepository{db: db}
}
// Create creates a new user
func (r *UserRepository) Create(user *models.User) error {
return r.db.Create(user).Error
}
// FindByID finds user by ID
func (r *UserRepository) FindByID(id uint) (*models.User, error) {
var user models.User
err := r.db.Preload("Role").First(&user, id).Error
if err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return nil, errors.New("user not found")
}
return nil, err
}
return &user, nil
}
// FindByEmail finds user by email
func (r *UserRepository) FindByEmail(email string) (*models.User, error) {
var user models.User
err := r.db.Preload("Role").Where("email = ?", email).First(&user).Error
if err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return nil, errors.New("user not found")
}
return nil, err
}
return &user, nil
}
// FindByNRP finds user by NRP
func (r *UserRepository) FindByNRP(nrp string) (*models.User, error) {
var user models.User
err := r.db.Preload("Role").Where("nrp = ?", nrp).First(&user).Error
if err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return nil, nil
}
return nil, err
}
return &user, nil
}
// FindAll returns all users
func (r *UserRepository) FindAll(page, limit int) ([]models.User, int64, error) {
var users []models.User
var total int64
// Count total
if err := r.db.Model(&models.User{}).Count(&total).Error; err != nil {
return nil, 0, err
}
// Get paginated results
offset := (page - 1) * limit
err := r.db.Preload("Role").Offset(offset).Limit(limit).Find(&users).Error
if err != nil {
return nil, 0, err
}
return users, total, nil
}
// Update updates user data
func (r *UserRepository) Update(user *models.User) error {
return r.db.Save(user).Error
}
// UpdateRole updates user role
func (r *UserRepository) UpdateRole(userID, roleID uint) error {
return r.db.Model(&models.User{}).Where("id = ?", userID).Update("role_id", roleID).Error
}
// UpdateStatus updates user status
func (r *UserRepository) UpdateStatus(userID uint, status string) error {
return r.db.Model(&models.User{}).Where("id = ?", userID).Update("status", status).Error
}
// Delete soft deletes a user
func (r *UserRepository) Delete(id uint) error {
return r.db.Delete(&models.User{}, id).Error
}
// BlockUser blocks a user
func (r *UserRepository) BlockUser(id uint) error {
return r.UpdateStatus(id, "blocked")
}
// UnblockUser unblocks a user
func (r *UserRepository) UnblockUser(id uint) error {
return r.UpdateStatus(id, "active")
}
// CountByRole counts users by role
func (r *UserRepository) CountByRole(roleID uint) (int64, error) {
var count int64
err := r.db.Model(&models.User{}).Where("role_id = ?", roleID).Count(&count).Error
return count, err
}
// GetUserStats gets user statistics
func (r *UserRepository) GetUserStats(userID uint) (map[string]interface{}, error) {
var stats map[string]interface{} = make(map[string]interface{})
// Count items reported
var itemCount int64
if err := r.db.Model(&models.Item{}).Where("reporter_id = ?", userID).Count(&itemCount).Error; err != nil {
return nil, err
}
stats["items_reported"] = itemCount
// Count lost items reported
var lostItemCount int64
if err := r.db.Model(&models.LostItem{}).Where("user_id = ?", userID).Count(&lostItemCount).Error; err != nil {
return nil, err
}
stats["lost_items_reported"] = lostItemCount
// Count claims made
var claimCount int64
if err := r.db.Model(&models.Claim{}).Where("user_id = ?", userID).Count(&claimCount).Error; err != nil {
return nil, err
}
stats["claims_made"] = claimCount
// Count approved claims
var approvedClaimCount int64
if err := r.db.Model(&models.Claim{}).Where("user_id = ? AND status = ?", userID, models.ClaimStatusApproved).Count(&approvedClaimCount).Error; err != nil {
return nil, err
}
stats["claims_approved"] = approvedClaimCount
return stats, nil
}