package model

import (
	"time"

	"gorm.io/datatypes"
)

// User 用户模型
type User struct {
	ID          int64           `gorm:"column:id;primaryKey;autoIncrement" json:"id"`
	Username    string          `gorm:"column:username;type:varchar(255);not null;uniqueIndex:idx_user_username_status,priority:1" json:"username"`
	Password    string          `gorm:"column:password;type:varchar(255);not null" json:"-"` // 密码不返回给前端
	Email       string          `gorm:"column:email;type:varchar(255);not null;uniqueIndex:idx_user_email_status,priority:1" json:"email"`
	Avatar      string          `gorm:"column:avatar;type:varchar(255);not null;default:''" json:"avatar"`
	Points      int             `gorm:"column:points;type:integer;not null;default:0;index:idx_user_points,sort:desc" json:"points"`
	Role        string          `gorm:"column:role;type:varchar(50);not null;default:'user';index:idx_user_role_status,priority:1" json:"role"`
	Status      int16           `gorm:"column:status;type:smallint;not null;default:1;index:idx_user_username_status,priority:2;index:idx_user_email_status,priority:2;index:idx_user_role_status,priority:2" json:"status"` // 1:正常, 0:禁用, -1:删除
	Properties  *datatypes.JSON `gorm:"column:properties;type:jsonb" json:"properties,omitempty"`                                                                                                                            // JSON数据，存储为PostgreSQL的JSONB类型
	LastLoginAt *time.Time      `gorm:"column:last_login_at;type:timestamp;index:idx_user_last_login,sort:desc" json:"last_login_at,omitempty"`
	CreatedAt   time.Time       `gorm:"column:created_at;type:timestamp;not null;default:CURRENT_TIMESTAMP;index:idx_user_created_at,sort:desc" json:"created_at"`
	UpdatedAt   time.Time       `gorm:"column:updated_at;type:timestamp;not null;default:CURRENT_TIMESTAMP" json:"updated_at"`
}

// TableName 指定表名
func (User) TableName() string {
	return "user"
}

// UserPointLog 用户积分变更记录
type UserPointLog struct {
	ID            int64     `gorm:"column:id;primaryKey;autoIncrement" json:"id"`
	UserID        int64     `gorm:"column:user_id;not null;index:idx_point_logs_user_created,priority:1" json:"user_id"`
	ChangeType    string    `gorm:"column:change_type;type:varchar(50);not null;index:idx_point_logs_change_type" json:"change_type"` // EARN, SPEND, ADMIN_ADJUST
	Amount        int       `gorm:"column:amount;type:integer;not null" json:"amount"`
	BalanceBefore int       `gorm:"column:balance_before;type:integer;not null" json:"balance_before"`
	BalanceAfter  int       `gorm:"column:balance_after;type:integer;not null" json:"balance_after"`
	Reason        string    `gorm:"column:reason;type:varchar(255);not null" json:"reason"`
	ReferenceType string    `gorm:"column:reference_type;type:varchar(50)" json:"reference_type,omitempty"`
	ReferenceID   *int64    `gorm:"column:reference_id;type:bigint" json:"reference_id,omitempty"`
	OperatorID    *int64    `gorm:"column:operator_id;type:bigint;index" json:"operator_id,omitempty"`
	CreatedAt     time.Time `gorm:"column:created_at;type:timestamp;not null;default:CURRENT_TIMESTAMP;index:idx_point_logs_user_created,priority:2,sort:desc;index:idx_point_logs_created_at,sort:desc" json:"created_at"`

	// 关联
	User     *User `gorm:"foreignKey:UserID;constraint:OnDelete:CASCADE" json:"user,omitempty"`
	Operator *User `gorm:"foreignKey:OperatorID;constraint:OnDelete:SET NULL" json:"operator,omitempty"`
}

// TableName 指定表名
func (UserPointLog) TableName() string {
	return "user_point_logs"
}

// UserLoginLog 用户登录日志
type UserLoginLog struct {
	ID            int64     `gorm:"column:id;primaryKey;autoIncrement" json:"id"`
	UserID        int64     `gorm:"column:user_id;not null;index:idx_login_logs_user_created,priority:1" json:"user_id"`
	IPAddress     string    `gorm:"column:ip_address;type:inet;not null;index:idx_login_logs_ip" json:"ip_address"`
	UserAgent     string    `gorm:"column:user_agent;type:text" json:"user_agent,omitempty"`
	LoginMethod   string    `gorm:"column:login_method;type:varchar(50);not null;default:'PASSWORD'" json:"login_method"`
	IsSuccess     bool      `gorm:"column:is_success;not null;index:idx_login_logs_success" json:"is_success"`
	FailureReason string    `gorm:"column:failure_reason;type:varchar(255)" json:"failure_reason,omitempty"`
	CreatedAt     time.Time `gorm:"column:created_at;type:timestamp;not null;default:CURRENT_TIMESTAMP;index:idx_login_logs_user_created,priority:2,sort:desc;index:idx_login_logs_created_at,sort:desc" json:"created_at"`

	// 关联
	User *User `gorm:"foreignKey:UserID;constraint:OnDelete:CASCADE" json:"user,omitempty"`
}

// TableName 指定表名
func (UserLoginLog) TableName() string {
	return "user_login_logs"
}