Files
futur-web-app/server/internal/repository/todo_repository.go
2025-11-03 12:24:01 +02:00

248 lines
7.3 KiB
Go

package repository
import (
"context"
"go-server/internal/models"
"time"
"gorm.io/gorm"
)
type TodoRepository struct {
db *gorm.DB
}
func NewTodoRepository(db *gorm.DB) *TodoRepository {
return &TodoRepository{db: db}
}
// CreateTodo creates a new todo for a user
func (r *TodoRepository) CreateTodo(ctx context.Context, todo *models.Todo) error {
return r.db.WithContext(ctx).Create(todo).Error
}
// GetTodosByUserID gets all active todos for a user
func (r *TodoRepository) GetTodosByUserID(ctx context.Context, userID models.ULID) ([]models.Todo, error) {
var todos []models.Todo
err := r.db.WithContext(ctx).
Where("user_id = ? AND is_active = ?", userID, true).
Order("created_at ASC").
Find(&todos).Error
return todos, err
}
// GetTodoByID gets a todo by ID and user ID (for security)
func (r *TodoRepository) GetTodoByID(ctx context.Context, todoID, userID models.ULID) (*models.Todo, error) {
var todo models.Todo
err := r.db.WithContext(ctx).
Where("id = ? AND user_id = ?", todoID, userID).
First(&todo).Error
if err != nil {
return nil, err
}
return &todo, nil
}
// UpdateTodo updates a todo
func (r *TodoRepository) UpdateTodo(ctx context.Context, todo *models.Todo) error {
return r.db.WithContext(ctx).Save(todo).Error
}
// DeleteTodo soft deletes a todo (sets is_active to false)
func (r *TodoRepository) DeleteTodo(ctx context.Context, todoID, userID models.ULID) error {
return r.db.WithContext(ctx).
Model(&models.Todo{}).
Where("id = ? AND user_id = ?", todoID, userID).
Update("is_active", false).Error
}
// CompleteTodo creates a completion record for a todo
func (r *TodoRepository) CompleteTodo(ctx context.Context, completion *models.TodoCompletion) error {
return r.db.WithContext(ctx).Create(completion).Error
}
// GetTodayCompletions gets all completions for today for a user
func (r *TodoRepository) GetTodayCompletions(ctx context.Context, userID models.ULID) ([]models.TodoCompletion, error) {
now := time.Now()
startOfDay := time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 0, 0, now.Location())
endOfDay := startOfDay.Add(24 * time.Hour)
var completions []models.TodoCompletion
err := r.db.WithContext(ctx).
Preload("Todo").
Where("user_id = ? AND completed_at >= ? AND completed_at < ?", userID, startOfDay, endOfDay).
Order("completed_at DESC").
Find(&completions).Error
return completions, err
}
// GetCompletionsByDateRange gets completions for a date range
func (r *TodoRepository) GetCompletionsByDateRange(ctx context.Context, userID models.ULID, startDate, endDate time.Time) ([]models.TodoCompletion, error) {
var completions []models.TodoCompletion
err := r.db.WithContext(ctx).
Preload("Todo").
Where("user_id = ? AND completed_at >= ? AND completed_at < ?", userID, startDate, endDate).
Order("completed_at DESC").
Find(&completions).Error
return completions, err
}
// GetTodoWithStats gets todos with completion statistics using raw SQL for better performance
func (r *TodoRepository) GetTodosWithStats(ctx context.Context, userID models.ULID) ([]models.TodoWithStats, error) {
var results []models.TodoWithStats
query := `
WITH todo_stats AS (
SELECT
t.id,
t.user_id,
t.title,
t.description,
t.color,
t.is_active,
t.created_at,
t.updated_at,
COUNT(tc.id) as total_completions,
MAX(tc.completed_at) as last_completed_at,
CASE
WHEN MAX(tc.completed_at) >= CURRENT_DATE
THEN true
ELSE false
END as completed_today
FROM todos t
LEFT JOIN todo_completions tc ON t.id = tc.todo_id
WHERE t.user_id = ? AND t.is_active = true
GROUP BY t.id, t.user_id, t.title, t.description, t.color, t.is_active, t.created_at, t.updated_at
),
streak_calc AS (
SELECT
ts.*,
COALESCE(
(SELECT COUNT(*)
FROM generate_series(
CURRENT_DATE - INTERVAL '365 days',
CURRENT_DATE,
INTERVAL '1 day'
) AS date_series(date)
WHERE EXISTS (
SELECT 1 FROM todo_completions tc2
WHERE tc2.todo_id = ts.id
AND DATE(tc2.completed_at) = date_series.date
)
AND date_series.date <= CURRENT_DATE
AND NOT EXISTS (
SELECT 1 FROM generate_series(
date_series.date + INTERVAL '1 day',
CURRENT_DATE,
INTERVAL '1 day'
) AS gap_check(gap_date)
WHERE NOT EXISTS (
SELECT 1 FROM todo_completions tc3
WHERE tc3.todo_id = ts.id
AND DATE(tc3.completed_at) = gap_check.gap_date
)
)
), 0
) as current_streak
FROM todo_stats ts
)
SELECT
sc.*,
COALESCE(
(SELECT MAX(streak_length)
FROM (
SELECT COUNT(*) as streak_length
FROM (
SELECT
DATE(tc.completed_at) as completion_date,
ROW_NUMBER() OVER (ORDER BY DATE(tc.completed_at)) as rn,
DATE(tc.completed_at) - INTERVAL '1 day' * ROW_NUMBER() OVER (ORDER BY DATE(tc.completed_at)) as streak_group
FROM todo_completions tc
WHERE tc.todo_id = sc.id
) grouped
GROUP BY streak_group
) streaks), 0
) as longest_streak
FROM streak_calc sc
ORDER BY sc.created_at ASC
`
rows, err := r.db.WithContext(ctx).Raw(query, userID).Rows()
if err != nil {
return nil, err
}
defer rows.Close()
for rows.Next() {
var result models.TodoWithStats
var lastCompletedAt *time.Time
err := rows.Scan(
&result.ID,
&result.UserID,
&result.Title,
&result.Description,
&result.Color,
&result.IsActive,
&result.CreatedAt,
&result.UpdatedAt,
&result.TotalCompletions,
&lastCompletedAt,
&result.CompletedToday,
&result.CurrentStreak,
&result.LongestStreak,
)
if err != nil {
return nil, err
}
result.LastCompletedAt = lastCompletedAt
results = append(results, result)
}
return results, nil
}
// CheckTodoCompletedToday checks if a todo was completed today
func (r *TodoRepository) CheckTodoCompletedToday(ctx context.Context, todoID, userID models.ULID) (bool, error) {
now := time.Now()
startOfDay := time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 0, 0, now.Location())
endOfDay := startOfDay.Add(24 * time.Hour)
var count int64
err := r.db.WithContext(ctx).
Model(&models.TodoCompletion{}).
Where("todo_id = ? AND user_id = ? AND completed_at >= ? AND completed_at < ?",
todoID, userID, startOfDay, endOfDay).
Count(&count).Error
return count > 0, err
}
// GetActivityLog gets activity log with pagination
func (r *TodoRepository) GetActivityLog(ctx context.Context, userID models.ULID, limit, offset int) ([]models.TodoCompletion, error) {
var completions []models.TodoCompletion
err := r.db.WithContext(ctx).
Preload("Todo").
Where("user_id = ?", userID).
Order("completed_at DESC").
Limit(limit).
Offset(offset).
Find(&completions).Error
return completions, err
}
// GetActivityLogByDate gets activity log for a specific date
func (r *TodoRepository) GetActivityLogByDate(ctx context.Context, userID models.ULID, date time.Time) ([]models.TodoCompletion, error) {
startOfDay := time.Date(date.Year(), date.Month(), date.Day(), 0, 0, 0, 0, date.Location())
endOfDay := startOfDay.Add(24 * time.Hour)
var completions []models.TodoCompletion
err := r.db.WithContext(ctx).
Preload("Todo").
Where("user_id = ? AND completed_at >= ? AND completed_at < ?", userID, startOfDay, endOfDay).
Order("completed_at DESC").
Find(&completions).Error
return completions, err
}