package main

import (
	"github.com/golang-jwt/jwt/v5"
	"time"
)

type TimeEntry struct {
	ID         int       `json:"id"`
	UserID     int       `json:"user_id"`
	ScheduleID int       `json:"schedule_id"`
	Date       string    `json:"date"`
	Type       string    `json:"type"`
	StartTime  string    `json:"start_time"`
	EndTime    string    `json:"end_time"`
	CreatedAt  time.Time `json:"created_at"`
	Username   string    `json:"username"`
}

type WeeklyHours struct {
	UserID          int     `json:"user_id"`
	Username        string  `json:"username"`
	Week            int     `json:"week"`
	Year            int     `json:"year"`
	TotalHours      float64 `json:"total_hours"`
	YearlyTarget    float64 `json:"yearly_target"`
	YearlyActual    float64 `json:"yearly_actual"`
	WeeklyTarget    float64 `json:"weekly_target"`
	RemainingYearly float64 `json:"remaining_yearly"`
}

type User struct {
	ID          int     `json:"id"`
	Username    string  `json:"username"`
	Password    string  `json:"-"`
	IsAdmin     bool    `json:"is_admin"`
	YearlyHours float64 `json:"yearly_hours"`
}

type Schedule struct {
	ID        int    `json:"id"`
	DayOfWeek int    `json:"day_of_week"`
	StartTime string `json:"start_time"`
	EndTime   string `json:"end_time"`
	Type      string `json:"type"`
	Title     string `json:"title"`
}

type LoginRequest struct {
	Username string `json:"username" validate:"required"`
	Password string `json:"password" validate:"required"`
}

type LoginResponse struct {
	Token    string `json:"token"`
	Username string `json:"username"`
	IsAdmin  bool   `json:"is_admin"`
}

type CreateUserRequest struct {
	Username    string  `json:"username" validate:"required"`
	Password    string  `json:"password" validate:"required,min=6"`
	IsAdmin     bool    `json:"is_admin"`
	YearlyHours float64 `json:"yearly_hours"`
}

type SchoolYear struct {
	ID        int       `json:"id"`
	Name      string    `json:"name"`
	StartDate string    `json:"start_date"`
	EndDate   string    `json:"end_date"`
	IsActive  bool      `json:"is_active"`
	CreatedAt time.Time `json:"created_at"`
}

type CreateSchoolYearRequest struct {
	Name      string `json:"name" validate:"required"`
	StartDate string `json:"start_date" validate:"required"`
	EndDate   string `json:"end_date" validate:"required"`
}

type UpdateUserRequest struct {
	Username    string  `json:"username"`
	YearlyHours float64 `json:"yearly_hours"`
}

type ResetPasswordRequest struct {
	NewPassword string `json:"new_password" validate:"required,min=6"`
}

type UpdateTimeEntryRequest struct {
	Date      string `json:"date"`
	StartTime string `json:"start_time"`
	EndTime   string `json:"end_time"`
	Type      string `json:"type"`
}

type Claims struct {
	UserID   int    `json:"user_id"`
	Username string `json:"username"`
	IsAdmin  bool   `json:"is_admin"`
	jwt.RegisteredClaims
}

type ChangePasswordRequest struct {
	OldPassword string `json:"old_password"`
	NewPassword string `json:"new_password"`
}

type LicenseData struct {
	SchoolName string `json:"school_name"`
	MaxUsers   int    `json:"max_users"`
	ExpiresAt  string `json:"expires_at"`
}

type LicenseFile struct {
	Data      LicenseData `json:"data"`
	Signature string      `json:"signature"`
}

type LicenseStatus struct {
	IsValid    bool   `json:"is_valid"`
	SchoolName string `json:"school_name"`
	ExpiresAt  string `json:"expires_at"`
	MaxUsers   int    `json:"max_users"`
	UserCount  int    `json:"user_count"`
	Message    string `json:"message"`
}

type Substitution struct {
	ID              int       `json:"id"`
	Date            string    `json:"date"`
	StartTime       string    `json:"start_time"`
	EndTime         string    `json:"end_time"`
	Title           string    `json:"title"`
	Notes           string    `json:"notes"`
	ScheduleID      int       `json:"schedule_id"`
	TakenByUserID   *int      `json:"taken_by_user_id,omitempty"`
	TakenByUsername string    `json:"taken_by_username,omitempty"`
	CreatedAt       time.Time `json:"created_at"`
}

type CreateSubstitutionRequest struct {
	Date       string `json:"date" validate:"required"`
	StartTime  string `json:"start_time" validate:"required"`
	EndTime    string `json:"end_time" validate:"required"`
	Title      string `json:"title" validate:"required"`
	Notes      string `json:"notes"`
	ScheduleID int    `json:"schedule_id"`
}