280 lines
8.1 KiB
Go
280 lines
8.1 KiB
Go
package main
|
|
|
|
import (
|
|
"database/sql"
|
|
"fmt"
|
|
"log"
|
|
|
|
"golang.org/x/crypto/bcrypt"
|
|
_ "modernc.org/sqlite"
|
|
)
|
|
|
|
func InitDB(filepath string) *sql.DB {
|
|
db, err := sql.Open("sqlite", filepath)
|
|
if err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
|
|
if err = db.Ping(); err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
|
|
createTables(db)
|
|
return db
|
|
}
|
|
|
|
func createTables(db *sql.DB) {
|
|
queries := []string{
|
|
`CREATE TABLE IF NOT EXISTS users (
|
|
id INTEGER PRIMARY KEY AUTOINCREMENT,
|
|
username TEXT UNIQUE NOT NULL,
|
|
password TEXT NOT NULL,
|
|
is_admin BOOLEAN NOT NULL DEFAULT 0
|
|
)`,
|
|
`CREATE TABLE IF NOT EXISTS schedules (
|
|
id INTEGER PRIMARY KEY AUTOINCREMENT,
|
|
day_of_week INTEGER NOT NULL,
|
|
start_time TEXT NOT NULL,
|
|
end_time TEXT NOT NULL,
|
|
type TEXT NOT NULL,
|
|
title TEXT NOT NULL
|
|
)`,
|
|
`CREATE TABLE IF NOT EXISTS time_entries (
|
|
id INTEGER PRIMARY KEY AUTOINCREMENT,
|
|
user_id INTEGER NOT NULL,
|
|
schedule_id INTEGER NOT NULL,
|
|
date TEXT NOT NULL,
|
|
type TEXT NOT NULL,
|
|
start_time TEXT NOT NULL,
|
|
end_time TEXT NOT NULL,
|
|
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
|
|
FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE,
|
|
FOREIGN KEY (schedule_id) REFERENCES schedules(id)
|
|
)`,
|
|
}
|
|
|
|
for _, query := range queries {
|
|
if _, err := db.Exec(query); err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
}
|
|
|
|
hash, _ := bcrypt.GenerateFromPassword([]byte("admin123"), bcrypt.DefaultCost)
|
|
_, err := db.Exec(`
|
|
INSERT OR IGNORE INTO users (id, username, password, is_admin)
|
|
VALUES (?, ?, ?, ?)`,
|
|
1, "admin", string(hash), true,
|
|
)
|
|
if err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func GetUserByUsername(db *sql.DB, username string) (*User, error) {
|
|
user := &User{}
|
|
err := db.QueryRow("SELECT id, username, password, is_admin FROM users WHERE username = ?", username).
|
|
Scan(&user.ID, &user.Username, &user.Password, &user.IsAdmin)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return user, nil
|
|
}
|
|
|
|
func CreateUser(db *sql.DB, username, hashedPassword string, isAdmin bool) error {
|
|
_, err := db.Exec("INSERT INTO users (username, password, is_admin) VALUES (?, ?, ?)",
|
|
username, hashedPassword, isAdmin)
|
|
return err
|
|
}
|
|
|
|
func GetAllUsers(db *sql.DB) ([]User, error) {
|
|
rows, err := db.Query("SELECT id, username, is_admin FROM users")
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer rows.Close()
|
|
|
|
var users []User
|
|
for rows.Next() {
|
|
var u User
|
|
if err := rows.Scan(&u.ID, &u.Username, &u.IsAdmin); err != nil {
|
|
continue
|
|
}
|
|
users = append(users, u)
|
|
}
|
|
return users, nil
|
|
}
|
|
|
|
func CreateSchedule(db *sql.DB, schedule *Schedule) error {
|
|
_, err := db.Exec("INSERT INTO schedules (day_of_week, start_time, end_time, type, title) VALUES (?, ?, ?, ?, ?)",
|
|
schedule.DayOfWeek, schedule.StartTime, schedule.EndTime, schedule.Type, schedule.Title)
|
|
return err
|
|
}
|
|
|
|
func GetAllSchedules(db *sql.DB) ([]Schedule, error) {
|
|
rows, err := db.Query("SELECT id, day_of_week, start_time, end_time, type, title FROM schedules ORDER BY day_of_week, start_time")
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer rows.Close()
|
|
|
|
var schedules []Schedule
|
|
for rows.Next() {
|
|
var s Schedule
|
|
if err := rows.Scan(&s.ID, &s.DayOfWeek, &s.StartTime, &s.EndTime, &s.Type, &s.Title); err != nil {
|
|
continue
|
|
}
|
|
schedules = append(schedules, s)
|
|
}
|
|
return schedules, nil
|
|
}
|
|
|
|
func DeleteSchedule(db *sql.DB, id int) error {
|
|
_, err := db.Exec("DELETE FROM schedules WHERE id = ?", id)
|
|
return err
|
|
}
|
|
|
|
func CreateTimeEntry(db *sql.DB, entry *TimeEntry) error {
|
|
_, err := db.Exec("INSERT INTO time_entries (user_id, schedule_id, date, type, start_time, end_time) VALUES (?, ?, ?, ?, ?, ?)",
|
|
entry.UserID, entry.ScheduleID, entry.Date, entry.Type, entry.StartTime, entry.EndTime)
|
|
return err
|
|
}
|
|
|
|
func GetTimeEntriesByUser(db *sql.DB, userID int) ([]TimeEntry, error) {
|
|
rows, err := db.Query(`
|
|
SELECT te.id, te.user_id, te.schedule_id, te.date, te.type, te.start_time, te.end_time, te.created_at, u.username
|
|
FROM time_entries te
|
|
JOIN users u ON te.user_id = u.id
|
|
WHERE te.user_id = ?
|
|
ORDER BY te.date DESC, te.created_at DESC
|
|
`, userID)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer rows.Close()
|
|
|
|
var entries []TimeEntry
|
|
for rows.Next() {
|
|
var e TimeEntry
|
|
if err := rows.Scan(&e.ID, &e.UserID, &e.ScheduleID, &e.Date, &e.Type, &e.StartTime, &e.EndTime, &e.CreatedAt, &e.Username); err != nil {
|
|
continue
|
|
}
|
|
entries = append(entries, e)
|
|
}
|
|
return entries, nil
|
|
}
|
|
|
|
func GetAllTimeEntries(db *sql.DB) ([]TimeEntry, error) {
|
|
rows, err := db.Query(`
|
|
SELECT te.id, te.user_id, te.schedule_id, te.date, te.type, te.start_time, te.end_time, te.created_at, u.username
|
|
FROM time_entries te
|
|
JOIN users u ON te.user_id = u.id
|
|
ORDER BY te.date DESC, te.created_at DESC
|
|
`)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer rows.Close()
|
|
|
|
var entries []TimeEntry
|
|
for rows.Next() {
|
|
var e TimeEntry
|
|
if err := rows.Scan(&e.ID, &e.UserID, &e.ScheduleID, &e.Date, &e.Type, &e.StartTime, &e.EndTime, &e.CreatedAt, &e.Username); err != nil {
|
|
continue
|
|
}
|
|
entries = append(entries, e)
|
|
}
|
|
return entries, nil
|
|
}
|
|
|
|
func GetWeeklyHours(db *sql.DB) ([]WeeklyHours, error) {
|
|
rows, err := db.Query(`
|
|
SELECT
|
|
te.user_id,
|
|
u.username,
|
|
-- ISO 8601 Wochennummer berechnen
|
|
CASE
|
|
WHEN strftime('%j', date(te.date, '-' || ((strftime('%w', te.date) + 6) % 7) || ' days')) <= '3'
|
|
THEN CAST(strftime('%Y', date(te.date, '-' || ((strftime('%w', te.date) + 6) % 7) || ' days', '-4 days')) AS INTEGER)
|
|
ELSE CAST(strftime('%Y', te.date) AS INTEGER)
|
|
END as year,
|
|
CASE
|
|
WHEN strftime('%j', date(te.date, '-' || ((strftime('%w', te.date) + 6) % 7) || ' days')) <= '3'
|
|
THEN CAST((strftime('%j', date(te.date, '-' || ((strftime('%w', te.date) + 6) % 7) || ' days', '-4 days')) - 1) / 7 AS INTEGER) + 53
|
|
ELSE CAST((strftime('%j', date(te.date, '-' || ((strftime('%w', te.date) + 6) % 7) || ' days')) - 1) / 7 AS INTEGER) + 1
|
|
END as week,
|
|
SUM(
|
|
(CAST(substr(te.end_time, 1, 2) AS REAL) + CAST(substr(te.end_time, 4, 2) AS REAL) / 60.0) -
|
|
(CAST(substr(te.start_time, 1, 2) AS REAL) + CAST(substr(te.start_time, 4, 2) AS REAL) / 60.0)
|
|
) as total_hours
|
|
FROM time_entries te
|
|
JOIN users u ON te.user_id = u.id
|
|
GROUP BY te.user_id, u.username, week, year
|
|
ORDER BY year DESC, week DESC, u.username
|
|
`)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer rows.Close()
|
|
|
|
var hours []WeeklyHours
|
|
for rows.Next() {
|
|
var h WeeklyHours
|
|
if err := rows.Scan(&h.UserID, &h.Username, &h.Year, &h.Week, &h.TotalHours); err != nil {
|
|
continue
|
|
}
|
|
hours = append(hours, h)
|
|
}
|
|
return hours, nil
|
|
}
|
|
|
|
func DeleteUser(db *sql.DB, id int) error {
|
|
if id == 1 {
|
|
return fmt.Errorf("cannot delete admin user")
|
|
}
|
|
_, err := db.Exec("DELETE FROM users WHERE id = ?", id)
|
|
return err
|
|
}
|
|
|
|
func DeleteTimeEntriesByUserAndWeek(db *sql.DB, userID int, year int, week int) error {
|
|
dates := calculateWeekDates(year, week)
|
|
|
|
var dateList []string
|
|
for day := 0; day <= 4; day++ {
|
|
dateList = append(dateList, dates.Dates[fmt.Sprintf("%d", day)])
|
|
}
|
|
|
|
query := `
|
|
DELETE FROM time_entries
|
|
WHERE user_id = ?
|
|
AND date IN (?, ?, ?, ?, ?)
|
|
`
|
|
_, err := db.Exec(query, userID, dateList[0], dateList[1], dateList[2], dateList[3], dateList[4])
|
|
return err
|
|
}
|
|
|
|
func CheckUserHasEntriesForWeek(db *sql.DB, userID int, year int, week int) (bool, error) {
|
|
dates := calculateWeekDates(year, week)
|
|
|
|
var dateList []string
|
|
for day := 0; day <= 4; day++ {
|
|
dateList = append(dateList, dates.Dates[fmt.Sprintf("%d", day)])
|
|
}
|
|
|
|
query := `
|
|
SELECT COUNT(*)
|
|
FROM time_entries
|
|
WHERE user_id = ?
|
|
AND date IN (?, ?, ?, ?, ?)
|
|
`
|
|
|
|
var count int
|
|
err := db.QueryRow(query, userID,
|
|
dateList[0], dateList[1], dateList[2], dateList[3], dateList[4]).Scan(&count)
|
|
|
|
if err != nil {
|
|
log.Printf("Error checking entries: %v", err)
|
|
return false, err
|
|
}
|
|
|
|
return count > 0, nil
|
|
}
|