package service

import (
	"errors"
	"time"

	. "app.yhyue.com/moapp/jybase/date"
	. "bp.jydev.jianyu360.cn/BaseService/resourceCenter/public/entity"
	"bp.jydev.jianyu360.cn/BaseService/resourceCenter/rpc/pb"
)

/*
 * 开通权益
 * @param appid
 * @param goods_code 商品代码
 * @param goods_spec_id 商品规格id
 * @param account_id 账户id
 * @param ent_id 企业id
 * @param buy_num 购买数量
 * @param start_time 开始时间
 * @param end_time 结束时间
 * @return error
 */
func OpenPower(appid, goods_code string, goods_spec_id, account_id, ent_account_id, ent_id int64, buy_num int64, start_time, end_time string) error {
	if appid == "" {
		return errors.New("无效的参数appid")
	} else if goods_code == "" {
		return errors.New("无效的参数goods_code")
	} else if account_id == 0 && ent_account_id == 0 {
		return errors.New("无效的参数account_id、ent_account_id")
	}
	if start_time != "" {
		if _, err := time.ParseInLocation(Date_Full_Layout, start_time, time.Local); err != nil {
			return errors.New("无效的参数start_time，" + err.Error())
		}
	}
	if end_time != "" {
		if _, err := time.ParseInLocation(Date_Full_Layout, end_time, time.Local); err != nil {
			return errors.New("无效的参数end_time，" + err.Error())
		}
	}
	list := Base_goods_spec.FindById(goods_spec_id, appid, goods_code)
	if list == nil || len(*list) == 0 {
		return errors.New("没有找到该商品规格")
	} else if Base_power.OpenPower(goods_spec_id, appid, goods_code, account_id, ent_account_id, ent_id, buy_num, start_time, end_time, list) {
		return nil
	} else {
		return errors.New("开通失败")
	}
}

/*
 * 取消权益
 * @param appid
 * @param goods_code 商品代码
 * @param goods_spec_id 商品规格id
 * @param account_id 账户id
 * @return 是否成功
 */
func CancelPower(appid, goods_code string, goods_spec_id, account_id, ent_account_id int64) (bool, error) {
	if appid == "" {
		return false, errors.New("无效的参数appid")
	} else if goods_code == "" {
		return false, errors.New("无效的参数goods_code")
	} else if account_id == 0 && ent_account_id == 0 {
		return false, errors.New("无效的参数account_id、ent_account_id")
	}
	return Base_power.CancelPower(appid, goods_code, goods_spec_id, account_id, ent_account_id), nil
}

/*
 * 获取待授权详情
 * @param appid
 * @param function_code 功能代码
 * @param ent_id 企业id
 * @return 待授权详情
 */
func WaitEmpowerDetail(appid, function_code string, ent_id int64) (*WaitEmpowerData, error) {
	result := &WaitEmpowerData{}
	if appid == "" {
		return result, errors.New("无效的参数appid")
	} else if function_code == "" {
		return result, errors.New("无效的参数function_code")
	} else if ent_id == 0 {
		return result, errors.New("无效的参数ent_id")
	}
	bewes := Base_ent_wait_empower.WaitEmpowers(appid, function_code, ent_id)
	if bewes != nil {
		for _, v := range *bewes {
			result.Empower_count = v.Empower_count
			result.Limit_strategy = v.Limit_strategy
			result.Start_time = v.Start_time
			result.End_time = v.End_time
			result.Use_count = v.Use_count
			break
		}
	}
	return result, nil
}

/*
 * 获取已有的权益
 * @param appid
 * @param account_id 账户id
 * @param ent_account_id 企业账户id
 * @param ent_id 企业id
 * @param ent_user_id 企业用户id
 * @return 所有已开通的权益
 */
func HasPowers(appid string, account_id, ent_account_id, ent_id, ent_user_id int64) ([]string, error) {
	result := []string{}
	if appid == "" {
		return result, errors.New("无效的参数appid")
	} else if account_id == 0 && ent_account_id == 0 {
		return result, errors.New("无效的参数account_id、ent_account_id")
	}
	m := map[string]bool{}
	bps := Base_power.FindMyPowers(appid, account_id, ent_account_id)
	if bps != nil {
		for _, v := range *bps {
			if v.Power_type == 1 || (v.Power_type == 2 && Base_ent_empower.HasEmpower(appid, v.Function_code, ent_id, ent_user_id)) {
				if m[v.Function_code] {
					continue
				}
				m[v.Function_code] = true
				result = append(result, v.Function_code)
			}
		}
	}
	return result, nil
}

/*
 * 重新授权
 * @param appid
 * @param function_code 功能代码
 * @param ent_id 企业id
 * @param ent_user_id 企业用户id
 * @return 0：失败 1：成功 -2：数量不足
 */
func ReEmpower(appid, function_code string, ent_id int64, ent_user_id []int64) (int64, error) {
	if appid == "" {
		return 0, errors.New("无效的参数appid")
	} else if function_code == "" {
		return 0, errors.New("无效的参数function_code")
	} else if ent_id == 0 {
		return 0, errors.New("无效的参数ent_id")
	} else if len(ent_user_id) == 0 {
		return 0, errors.New("无效的参数ent_user_id")
	}
	bewes := Base_ent_wait_empower.WaitEmpowers(appid, function_code, ent_id)
	if bewes == nil {
		return -1, nil
	}
	count := 0
	for _, v := range *bewes {
		count += v.Empower_count
	}
	if len(ent_user_id) > count {
		return -2, nil
	}
	if Base_ent_empower.ReEmpower(appid, function_code, ent_id, ent_user_id) {
		return 1, nil
	}
	return 0, nil
}

/*
 * 取消授权
 * @param appid
 * @param function_code 功能代码
 * @param ent_id 企业id
 * @param ent_user_id 企业用户id
 * @return 0：失败 1：成功
 */
func CancelEmpower(appid, function_code string, ent_id int64, ent_user_id []int64) (int64, error) {
	if appid == "" {
		return 0, errors.New("无效的参数appid")
	} else if function_code == "" {
		return 0, errors.New("无效的参数function_code")
	} else if ent_id == 0 {
		return 0, errors.New("无效的参数ent_id")
	} else if len(ent_user_id) == 0 {
		return 0, errors.New("无效的参数ent_user_id")
	}
	if Base_ent_empower.CancelEmpower(appid, function_code, ent_id, ent_user_id) {
		return 1, nil
	}
	return 0, nil
}

/*
 * 授权列表
 * @param appid
 * @param function_code 功能代码
 * @param ent_id 企业id
 * @param page_num 开始页码，小于1的话，返回所有数据，不进行分页
 * @param page_size 每页大小
 * @return 总条数，只有第一页的时候才返回, 如果企业下所有人都有权限返回-1
 * @return 列表，如果企业下所有人都有权限，返回空数组
 */
func EmpowerList(appid, function_code string, ent_id, page_num, page_size int64) (int64, []*pb.Empower, error) {
	var count int64
	result := []*pb.Empower{}
	if appid == "" {
		return count, result, errors.New("无效的参数appid")
	} else if function_code == "" {
		return count, result, errors.New("无效的参数function_code")
	} else if ent_id == 0 {
		return count, result, errors.New("无效的参数ent_id")
	}
	list := Base_ent_empower.List(appid, function_code, ent_id, page_num, page_size)
	if list != nil {
		if len(*list) == 1 && (*list)[0].Ent_user_id == 0 {
			count = -1
		} else {
			for _, v := range *list {
				result = append(result, &pb.Empower{
					EntUserId: v.Ent_user_id,
				})
			}
			if page_num == 1 {
				count = Base_ent_empower.Count(appid, function_code, ent_id)
			}
		}
	}
	return count, result, nil
}