package models

import "gorm.io/datatypes"

// PointsTransaction logs changes in points/xp
// Reason examples: comment_create, poll_vote, newsletter_subscribe, redeem, admin_adjust
// Meta can hold ids like {"comment_id":123}

type PointsTransaction struct {
	BaseModel
	UserID   uint             `json:"user_id" gorm:"index;not null"`
	Delta    int64            `json:"delta"`
	XPDelta  int64            `json:"xp_delta"`
	Reason   string           `json:"reason" gorm:"size:64;index"`
	Meta     datatypes.JSONMap `json:"meta" gorm:"type:jsonb"`
}

func (PointsTransaction) TableName() string { return "points_transactions" }

// Achievement definition managed in DB for flexibility
// Condition is a code string handled by service (e.g., first_comment, first_vote, votes_10, comments_25)

type Achievement struct {
	BaseModel
	Code        string `json:"code" gorm:"size:64;uniqueIndex"`
	Title       string `json:"title"`
	Description string `json:"description"`
	Points      int64  `json:"points"`
	XP          int64  `json:"xp"`
	Icon        string `json:"icon"`
	Active      bool   `json:"active" gorm:"default:true"`
}

func (Achievement) TableName() string { return "achievements" }

type UserAchievement struct {
	BaseModel
	UserID        uint   `json:"user_id" gorm:"index;not null"`
	AchievementID uint   `json:"achievement_id" gorm:"index;not null"`
}

func (UserAchievement) TableName() string { return "user_achievements" }

// Reward items configured by admin (e.g., avatars, merch vouchers)

type RewardItem struct {
	BaseModel
	Name        string `json:"name"`
	Type        string `json:"type" gorm:"size:32;index"` // avatar_static, avatar_animated, merch_coupon, custom
	CostPoints  int64  `json:"cost_points"`
	ImageURL    string `json:"image_url"`
	Stock       int    `json:"stock"`
	Active      bool   `json:"active" gorm:"default:true"`
	Metadata    datatypes.JSONMap `json:"metadata" gorm:"type:jsonb"`
}

func (RewardItem) TableName() string { return "reward_items" }

// Redemption log for rewards

type RewardRedemption struct {
	BaseModel
	UserID   uint `json:"user_id" gorm:"index;not null"`
	RewardID uint `json:"reward_id" gorm:"index;not null"`
	Status   string `json:"status" gorm:"size:24;default:'pending';index"`
}

func (RewardRedemption) TableName() string { return "reward_redemptions" }