package main

import (
	"time"
	"github.com/google/uuid"
)

type QuestionType string
const (
	QTypeQuiz       QuestionType = "quiz"
	QTypeTrueFalse  QuestionType = "true_false"
	QTypeTypeAnswer QuestionType = "type_answer"
	QTypePuzzle     QuestionType = "puzzle"
	QTypeSlider     QuestionType = "slider"
)

type GameState string
const (
	StateWaiting      GameState = "waiting"
	StateLobby        GameState = "lobby"
	StateQuestion     GameState = "question"
	StateAnswer       GameState = "answer"
	StateLeaderboard  GameState = "leaderboard"
	StateFinished     GameState = "finished"
)

type User struct {
	ID        string    `json:"id"`
	Username  string    `json:"username"`
	Email     string    `json:"email"`
	Password  string    `json:"-"`
	AvatarURL string    `json:"avatar_url"`
	CreatedAt time.Time `json:"created_at"`
}

type Quiz struct {
	ID          string     `json:"id"`
	Title       string     `json:"title"`
	Description string     `json:"description"`
	CoverImage  string     `json:"cover_image"`
	CreatorID   string     `json:"creator_id"`
	IsPublic    bool       `json:"is_public"`
	Questions   []Question `json:"questions"`
	CreatedAt   time.Time  `json:"created_at"`
	UpdatedAt   time.Time  `json:"updated_at"`
	PlayCount   int        `json:"play_count"`
}

type Question struct {
	ID            string       `json:"id"`
	Type          QuestionType `json:"type"`
	Text          string       `json:"text"`
	Image         string       `json:"image"`
	TimeLimit     int          `json:"time_limit"`
	Points        int          `json:"points"`
	Options       []Option     `json:"options"`
	CorrectAnswer interface{}  `json:"correct_answer"`
	// Slider specific (stored in options[0].text, options[1].text, options[2].text)
}

type Option struct {
	ID         string `json:"id"`
	Text       string `json:"text"`
	Image      string `json:"image"`
	IsCorrect  bool   `json:"is_correct,omitempty"`
}

type GameSettings struct {
	MaxPlayers      int  `json:"max_players"`
	RandomizeOrder  bool `json:"randomize_order"`
	ShowAnswers     bool `json:"show_answers"`
}

type Player struct {
	ID        string         `json:"id"`
	Name      string         `json:"name"`
	Avatar    string         `json:"avatar"`
	Score     int            `json:"score"`
	Streak    int            `json:"streak"`
	Answer    *PlayerAnswer  `json:"-"`
	Connected bool           `json:"connected"` // Pour Player dans GameSession
	IsHost    bool           `json:"is_host"`
}

type PlayerAnswer struct {
	QuestionIndex int         `json:"q_index"`
	Answer        interface{} `json:"answer"`
	TimeTaken     int         `json:"time_taken"`
	PointsEarned  int         `json:"points_earned"`
	IsCorrect     bool        `json:"is_correct"`
}

type GameSession struct {
	Pin              string              `json:"pin"`
	QuizID           string              `json:"quiz_id"`
	HostID           string              `json:"host_id"`
	State            GameState           `json:"state"`
	Players          map[string]*Player  `json:"players"`
	CurrentQIndex    int                 `json:"current_q_index"`
	QuestionStartTime time.Time          `json:"-"`
	Settings         GameSettings        `json:"settings"`
	CreatedAt        time.Time           `json:"created_at"`
	Quiz             *Quiz               `json:"-"` // Populé au runtime, pas sauvé en DB
}

func GeneratePin() string {
	return uuid.New().String()[:6]
}

// WS Messages
type WSMessage struct {
	Type string      `json:"type"`
	Data interface{} `json:"data"`
}

const (
	MsgJoin           = "join"
	MsgAnswer         = "answer"
	MsgStartGame      = "start_game"
	MsgNextQuestion   = "next_question"
	MsgLeave          = "leave"
	MsgStateSync      = "state_sync"
	MsgPlayerJoined   = "player_joined"
	MsgPlayerLeft     = "player_left"
	MsgLobbyUpdate    = "lobby_update"
	MsgQuestionStart  = "question_start"
	MsgTimeUpdate     = "time_update"
	MsgAnswerResult   = "answer_result"
	MsgLeaderboard    = "leaderboard"
	MsgGameEnd        = "game_end"
	MsgError          = "error"
	MsgQueueStatus    = "queue_status"
)