package model

import (
	"context"
	"fmt"
	"git.noahlan.cn/northlan/ntools-go/gorm-zero/gormx"
	"gorm.io/gorm"
)

var _ UserPlatformModel = (*customUserPlatformModel)(nil)

type (
	// UserPlatformModel is an interface to be customized, add more methods here,
	// and implement the added methods in customUserPlatformModel.
	UserPlatformModel interface {
		userPlatformModel
		// FindOneByPlatformAndPUid 查询平台用户
		FindOneByPlatformAndPUid(ctx context.Context, tx *gorm.DB, platform, pUid string) (*UserPlatform, error)
		// FindFullByPlatform 查询系统用户信息（包括平台用户）
		FindFullByPlatform(ctx context.Context, tx *gorm.DB, platform, pUid string) (*FullUser, error)
		// FindEmptyList 查询从未更新过平台信息的用户
		FindEmptyList(ctx context.Context, num int64) ([]UserPlatform, error)
		// FindUpdatableList 查询过期需要更新信息的用户
		FindUpdatableList(ctx context.Context, duration int64, num int64) ([]UserPlatform, error)
		// FindDisplayOneByUserId 查找用户信息，用于展示
		FindDisplayOneByUserId(ctx context.Context, uid int64) (*UserForDisplay, error)
		// FindDisplayOneByPlatform 查找用户信息，用于展示
		FindDisplayOneByPlatform(ctx context.Context, tx *gorm.DB, platform string, pUid string) (*UserForDisplay, error)
		// UpdateNobilityByPUid 更新贵族数据
		UpdateNobilityByPUid(ctx context.Context, pUid int64, nobility int64) error
		// FindUserIdByPlatform 根据平台与平台用户ID获取系统用户ID
		FindUserIdByPlatform(ctx context.Context, platform, pUid string) (int64, error)
		// UpdateNonZero 更新非0值
		UpdateNonZero(ctx context.Context, tx *gorm.DB, data *UserPlatform) error
	}

	UserForDisplay struct {
		Id      int64  `gorm:"id;primaryKey"`   // 主键ID
		UserId  int64  `gorm:"column:user_id"`  // 用户ID
		PUname  string `gorm:"column:p_uname"`  // 平台用户名
		PAvatar string `gorm:"column:p_avatar"` // 平台用户头像地址
	}

	FullUser struct {
		UserPlatform
		UserNobility UserNobility `gorm:"foreignKey:UserId;references:UserId"`
		UserIntegral UserIntegral `gorm:"foreignKey:UserId;references:UserId"`
	}

	customUserPlatformModel struct {
		*defaultUserPlatformModel
	}
)

// NewUserPlatformModel returns a model for the database table.
func NewUserPlatformModel(conn *gorm.DB) UserPlatformModel {
	return &customUserPlatformModel{
		defaultUserPlatformModel: newUserPlatformModel(conn),
	}
}

func (m *customUserPlatformModel) FindOneByPlatformAndPUid(ctx context.Context, tx *gorm.DB, platform, pUid string) (*UserPlatform, error) {
	db := gormx.WithTx(ctx, m.DB, tx)

	var resp UserPlatform
	err := db.Model(&UserPlatform{}).Where("`platform` = ? AND `p_uid` = ?", platform, pUid).Take(&resp).Error
	err = gormx.WrapSelectErr(err)
	if err != nil {
		return nil, err
	}
	return &resp, nil
}

func (m *customUserPlatformModel) FindFullByPlatform(ctx context.Context, tx *gorm.DB, platform, pUid string) (*FullUser, error) {
	db := gormx.WithTx(ctx, m.DB, tx)
	var resp FullUser
	err := db.
		Joins("UserNobility").
		Joins("UserIntegral").
		Where("platform = ? AND p_uid = ?", platform, pUid).
		Take(&resp).Error
	err = gormx.WrapSelectErr(err)
	if err != nil {
		return nil, err
	}
	return &resp, nil
}

func (m *customUserPlatformModel) FindEmptyList(ctx context.Context, num int64) ([]UserPlatform, error) {
	var resp []UserPlatform
	err := gormx.WithTx(ctx, m.DB, nil).
		Table(m.tableName()).
		Where("JSON_LENGTH(`p_info`) = 0 LIMIT ?", num).
		Find(&resp).Error
	err = gormx.WrapSelectErr(err)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (m *customUserPlatformModel) FindUpdatableList(ctx context.Context, duration int64, num int64) ([]UserPlatform, error) {
	var resp []UserPlatform
	err := gormx.WithTx(ctx, m.DB, nil).
		Table(m.tableName()).
		Where("`update_time` < (NOW() - INTERVAL ? HOUR) LIMIT ?", duration, num).
		Find(&resp).Error
	err = gormx.WrapSelectErr(err)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (m *customUserPlatformModel) FindDisplayOneByUserId(ctx context.Context, uid int64) (*UserForDisplay, error) {
	var resp UserForDisplay
	err := gormx.WithTx(ctx, m.DB, nil).
		Table(m.table).
		Select("id, user_id, p_uname, p_avatar").
		Where("user_id = ?", uid).
		Take(&resp).Error
	err = gormx.WrapSelectErr(err)
	if err != nil {
		return nil, err
	}
	return &resp, nil
}

func (m *customUserPlatformModel) FindDisplayOneByPlatform(ctx context.Context, tx *gorm.DB, platform string, pUid string) (*UserForDisplay, error) {
	var resp UserForDisplay
	err := gormx.WithTx(ctx, m.DB, tx).
		Table(m.table).
		Select("id, user_id, p_uname, p_avatar").
		Where("platform = ? AND p_uid = ?", platform, pUid).
		Take(&resp).Error
	err = gormx.WrapSelectErr(err)
	if err != nil {
		return nil, err
	}
	return &resp, nil
}

func (m *customUserPlatformModel) UpdateNobilityByPUid(ctx context.Context, pUid int64, nobility int64) error {
	return gormx.WithTx(ctx, m.DB, nil).
		Model(&UserPlatform{}).
		Where("p_uid", pUid).
		Update("p_nobility_level", nobility).Error
}

func (m *customUserPlatformModel) FindUserIdByPlatform(ctx context.Context, platform, pUid string) (int64, error) {
	var resp int64
	err := gormx.WithTx(ctx, m.DB, nil).
		Table(m.table).
		Select(fmt.Sprintf("%s.user_id", m.table)).
		Where("platform = ? AND p_uid = ?", platform, pUid).Take(&resp).Error
	err = gormx.WrapSelectErr(err)
	if err != nil {
		return 0, err
	}
	return resp, nil
}

func (m *customUserPlatformModel) UpdateNonZero(ctx context.Context, tx *gorm.DB, data *UserPlatform) error {
	result := gormx.WithTx(ctx, m.DB, tx).Model(&data).Updates(data)
	return gormx.WrapUpdateErr(result.Error, result.RowsAffected)
}