package contract

import (
	"time"

	"github.com/google/uuid"
)

type CreateGamePlayRequest struct {
	GameID     uuid.UUID `json:"game_id" validate:"required"`
	CustomerID uuid.UUID `json:"customer_id" validate:"required"`
	CoinsUsed  int       `json:"coins_used" validate:"min=0"`
	RandomSeed *string   `json:"random_seed,omitempty"`
}

type GamePlayResponse struct {
	ID         uuid.UUID  `json:"id"`
	GameID     uuid.UUID  `json:"game_id"`
	CustomerID uuid.UUID  `json:"customer_id"`
	PrizeID    *uuid.UUID `json:"prize_id,omitempty"`
	CoinsUsed  int        `json:"coins_used"`
	// Deprecated: the same as CoinsUsed, kept until the apps read coins_used.
	TokenUsed  int                `json:"token_used"`
	RandomSeed *string            `json:"random_seed,omitempty"`
	CreatedAt  time.Time          `json:"created_at"`
	Game       *GameResponse      `json:"game,omitempty"`
	Customer   *CustomerResponse  `json:"customer,omitempty"`
	Prize      *GamePrizeResponse `json:"prize,omitempty"`
}

type ListGamePlaysRequest struct {
	Page       int        `json:"page" validate:"min=1"`
	Limit      int        `json:"limit" validate:"min=1,max=100"`
	Search     string     `json:"search"`
	GameID     *uuid.UUID `json:"game_id"`
	CustomerID *uuid.UUID `json:"customer_id"`
	PrizeID    *uuid.UUID `json:"prize_id"`
	SortBy     string     `json:"sort_by" validate:"omitempty,oneof=created_at coins_used token_used"`
	SortOrder  string     `json:"sort_order" validate:"omitempty,oneof=asc desc"`
}

type PaginatedGamePlaysResponse struct {
	Data       []GamePlayResponse `json:"data"`
	TotalCount int                `json:"total_count"`
	Page       int                `json:"page"`
	Limit      int                `json:"limit"`
	TotalPages int                `json:"total_pages"`
}

// PlayGameRequest plays a game for a customer. What it costs is the game's
// metadata.coin_cost (docs/prd-point-coin.md F8), never the caller's choice.
type PlayGameRequest struct {
	GameID     uuid.UUID `json:"game_id" validate:"required"`
	CustomerID uuid.UUID `json:"customer_id" validate:"required"`
}

type PlayGameResponse struct {
	GamePlay       GamePlayResponse   `json:"game_play"`
	PrizeWon       *GamePrizeResponse `json:"prize_won,omitempty"`
	CoinsRemaining int64              `json:"coins_remaining"`
	// Deprecated: the same as CoinsRemaining, kept until the apps read coins_remaining.
	TokensRemaining int64 `json:"tokens_remaining"`
}