// Package gen
// @Link  https://github.com/xiujiecn/xiu-admin
// @Copyright  Copyright (c) 2026 LiXiujie
// @Author  Lxj <li@xiujie.cn>
// @License  https://github.com/xiujiecn/xiu-admin/blob/master/LICENSE
// @AutoGenerate Version
package common

import (
	"context"
	"fmt"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/dao"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/contexts"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/xgorm"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/xgorm/handler"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/xgorm/hook"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/model"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/service"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/utility/convert"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/utility/excel"
	"strconv"

	"github.com/gogf/gf/v2/database/gdb"
	"github.com/gogf/gf/v2/errors/gerror"
	"github.com/gogf/gf/v2/frame/g"
	"github.com/gogf/gf/v2/os/gctx"
	"github.com/gogf/gf/v2/os/gtime"
	"github.com/gogf/gf/v2/util/gconv"
)

type sCommonTFinCommissionDetail struct{}

func NewCommonTFinCommissionDetail() *sCommonTFinCommissionDetail {
	return &sCommonTFinCommissionDetail{}
}

func init() {
	service.RegisterCommonTFinCommissionDetail(NewCommonTFinCommissionDetail())
}

// Model 分润明细表ORM模型
func (s *sCommonTFinCommissionDetail) Model(ctx context.Context, option ...*handler.Option) *gdb.Model {
	if len(option) == 0 {
		option = append(option, &handler.Option{
			FilterTenant: true,
			FilterAuth:   true,
		})
	}
	return handler.Model(dao.TFinCommissionDetail.Ctx(ctx), option...)
}

// List 获取分润明细表列表
func (s *sCommonTFinCommissionDetail) List(ctx context.Context, in *model.TFinCommissionDetailListParam) (list []*model.TFinCommissionDetailListModel, totalCount int, err error) {
	mod := s.Model(ctx)

	// 字段过滤
	mod = mod.Fields(model.TFinCommissionDetailListModel{})

	// 查询主键ID
	if in.Id > 0 {
		mod = mod.Where(dao.TFinCommissionDetail.Columns().Id, in.Id)
	}

	// 查询分润状态：0待结算，1可提现
	if in.CommissionStatus > 0 {
		mod = mod.Where(dao.TFinCommissionDetail.Columns().CommissionStatus, in.CommissionStatus)
	}

	// 查询创建时间
	if len(in.CreatedAt) == 2 {
		in.CreatedAt[1] = in.CreatedAt[1].EndOfDay()
	}
	if len(in.CreatedAt) == 2 {
		mod = mod.WhereBetween(dao.TFinCommissionDetail.Columns().CreatedAt, in.CreatedAt[0], in.CreatedAt[1])
	}

	// 分页
	mod = mod.Page(in.Page, in.PageSize)

	// 排序
	mod = mod.OrderDesc(dao.TFinCommissionDetail.Columns().Id)

	// 操作人摘要信息
	mod = mod.Hook(hook.MemberSummary)

	// 查询数据
	if err = mod.ScanAndCount(&list, &totalCount, false); err != nil {
		err = gerror.Wrap(err, "获取分润明细表列表失败，请稍后重试！")
		return
	}
	return
}

// Export 导出分润明细表
func (s *sCommonTFinCommissionDetail) Export(ctx context.Context, in *model.TFinCommissionDetailListParam) (err error) {
	list, totalCount, err := s.List(ctx, in)
	if err != nil {
		return
	}

	// 字段的排序是依据tags的字段顺序，如果你不想使用默认的排序方式，可以直接定义 tags = []string{"字段名称", "字段名称2", ...}
	tags, err := convert.GetEntityDescTags(model.TFinCommissionDetailExportModel{})
	if err != nil {
		return
	}

	var (
		fileName  = "导出分润明细表-" + gctx.CtxId(ctx)
		sheetName = fmt.Sprintf("索引条件共%v行,共%v页,当前导出是第%v页,本页共%v行", totalCount, (totalCount+in.PageSize-1)/in.PageSize, in.Page, len(list))
		exports   []model.TFinCommissionDetailExportModel
	)

	if err = gconv.Scan(list, &exports); err != nil {
		return
	}

	err = excel.ExportByStructs(ctx, tags, exports, fileName, sheetName)
	return
}

// Edit 修改/新增分润明细表
func (s *sCommonTFinCommissionDetail) Edit(ctx context.Context, in *model.TFinCommissionDetailEditParam) (err error) {
	// 验证'CommissionNo'唯一
	if err = xgorm.IsUnique(ctx, &dao.TFinCommissionDetail, g.Map{dao.TFinCommissionDetail.Columns().CommissionNo: in.CommissionNo}, "分润明细编号已存在", in.Id); err != nil {
		return
	}
	return g.DB().Transaction(ctx, func(ctx context.Context, tx gdb.TX) (err error) {

		// 修改
		if in.Id > 0 {
			updatedBy := contexts.GetUserId(ctx)
			in.UpdatedBy = &updatedBy
			in.UpdatedAt = gtime.Now()
			if _, err = s.Model(ctx).
				Fields(model.TFinCommissionDetailUpdateFields{}).
				WherePri(in.Id).Data(in).Update(); err != nil {
				err = gerror.Wrap(err, "修改分润明细表失败，请稍后重试！")
			}
			return
		}

		// 新增
		tenantId := contexts.GetTenantId(ctx)
		in.TenantId = &tenantId
		createdDept := contexts.GetDeptId(ctx)
		in.CreatedDept = &createdDept
		createdBy := contexts.GetUserId(ctx)
		in.CreatedBy = &createdBy
		in.CreatedAt = gtime.Now()
		if _, err = s.Model(ctx, &handler.Option{FilterAuth: false}).
			Fields(model.TFinCommissionDetailInsertFields{}).
			Data(in).Insert(); err != nil {
			err = gerror.Wrap(err, "新增分润明细表失败，请稍后重试！")
		}
		return
	})
}

// Delete 删除分润明细表
func (s *sCommonTFinCommissionDetail) Delete(ctx context.Context, in *model.TFinCommissionDetailDeleteParam) (err error) {

	if _, err = s.Model(ctx).WherePri(in.Id).Unscoped().Delete(); err != nil {
		err = gerror.Wrap(err, "删除分润明细表失败，请稍后重试！")
		return
	}
	return
}

// View 获取分润明细表指定信息
func (s *sCommonTFinCommissionDetail) View(ctx context.Context, in *model.TFinCommissionDetailViewParam) (res *model.TFinCommissionDetailViewModel, err error) {
	if err = s.Model(ctx).WherePri(in.Id).Hook(hook.MemberSummary).Scan(&res); err != nil {
		err = gerror.Wrap(err, "获取分润明细表信息，请稍后重试！")
		return
	}
	return
}

// MarkSettled 批量标记分润明细为可提现状态。
func (s *sCommonTFinCommissionDetail) MarkSettled(ctx context.Context, tx gdb.TX, in *model.TFinCommissionSettleUpdateParam) error {
	if in == nil {
		return gerror.New("分润结算更新参数不能为空")
	}
	if len(in.Ids) == 0 {
		return gerror.New("分润明细ID不能为空")
	}
	settlementTime := in.SettlementTime
	if settlementTime == nil {
		settlementTime = gtime.Now()
	}
	userId := contexts.GetUserId(ctx)
	columns := dao.TFinCommissionDetail.Columns()
	result, err := tx.Ctx(ctx).Model(dao.TFinCommissionDetail.Table()).
		WhereIn(columns.Id, in.Ids).
		Where(columns.CommissionStatus, financeCommissionStatusPending).
		Data(g.Map{
			columns.CommissionStatus: financeCommissionStatusSettled,
			columns.SettlementTime:   settlementTime,
			columns.UpdatedBy:        userId,
			columns.UpdatedAt:        settlementTime,
		}).
		Update()
	if err != nil {
		return gerror.Wrap(err, "更新分润明细结算状态失败，请稍后重试！")
	}
	affected, err := result.RowsAffected()
	if err != nil {
		return gerror.Wrap(err, "获取分润明细结算状态更新结果失败")
	}
	if affected != int64(len(in.Ids)) {
		return gerror.New("部分分润明细状态已变化，请下次任务重试")
	}
	return nil
}

// 分层分润概览  分润表
// 一级客户收入 benefit_dept_level=1  commission_amount相加
// 二级客户收入 benefit_dept_level=2  commission_amount相加
// 三级客户收入 benefit_dept_level=3  commission_amount相加
// 总收入  一级二级三级加起来总和
func (s *sCommonTFinCommissionDetail) GetCommissionOverview(ctx context.Context, in *model.TCommissionOverviewParam) (res *model.TCommissionOverviewModel, err error) {
	res = &model.TCommissionOverviewModel{}
	deptId := contexts.GetDeptId(ctx)

	// 解析账期参数
	var startPeriod, endPeriod string
	if in.Type == 1 { // 年
		startPeriod = in.Year + "-01"
		endPeriod = in.Year + "-12"
	} else if in.Type == 2 { // 月
		startPeriod = in.Month
		endPeriod = in.Month
	}

	// 查询一级客户收入
	type levelRow struct {
		CommissionAmount float64 `orm:"commission_amount"`
	}
	var level1Result *levelRow
	if err = handler.Model(dao.TFinCommissionDetail.Ctx(ctx)).
		Where(dao.TFinCommissionDetail.Columns().BenefitDeptId, deptId).
		Where(dao.TFinCommissionDetail.Columns().BenefitDeptLevel, 1).
		WhereGTE(dao.TFinCommissionDetail.Columns().AccountPeriod, startPeriod).
		WhereLTE(dao.TFinCommissionDetail.Columns().AccountPeriod, endPeriod).
		Fields("SUM(" + dao.TFinCommissionDetail.Columns().CommissionAmount + ") as commission_amount").
		Scan(&level1Result); err != nil {
		err = gerror.Wrap(err, "查询一级客户收入失败，请稍后重试！")
		return
	}
	if level1Result != nil {
		res.Level1Income = level1Result.CommissionAmount
	}

	// 查询二级客户收入
	var level2Result *levelRow
	if err = handler.Model(dao.TFinCommissionDetail.Ctx(ctx)).
		Where(dao.TFinCommissionDetail.Columns().BenefitDeptId, deptId).
		Where(dao.TFinCommissionDetail.Columns().BenefitDeptLevel, 2).
		WhereGTE(dao.TFinCommissionDetail.Columns().AccountPeriod, startPeriod).
		WhereLTE(dao.TFinCommissionDetail.Columns().AccountPeriod, endPeriod).
		Fields("SUM(" + dao.TFinCommissionDetail.Columns().CommissionAmount + ") as commission_amount").
		Scan(&level2Result); err != nil {
		err = gerror.Wrap(err, "查询二级客户收入失败，请稍后重试！")
		return
	}
	if level2Result != nil {
		res.Level2Income = level2Result.CommissionAmount
	}

	// 查询三级客户收入
	var level3Result *levelRow
	if err = handler.Model(dao.TFinCommissionDetail.Ctx(ctx)).
		Where(dao.TFinCommissionDetail.Columns().BenefitDeptId, deptId).
		Where(dao.TFinCommissionDetail.Columns().BenefitDeptLevel, 3).
		WhereGTE(dao.TFinCommissionDetail.Columns().AccountPeriod, startPeriod).
		WhereLTE(dao.TFinCommissionDetail.Columns().AccountPeriod, endPeriod).
		Fields("SUM(" + dao.TFinCommissionDetail.Columns().CommissionAmount + ") as commission_amount").
		Scan(&level3Result); err != nil {
		err = gerror.Wrap(err, "查询三级客户收入失败，请稍后重试！")
		return
	}
	if level3Result != nil {
		res.Level3Income = level3Result.CommissionAmount
	}

	// 计算总收入
	res.TotalIncome = res.Level1Income + res.Level2Income + res.Level3Income

	return
}

// GetLevelSummary 获取层级汇总表
// 客户数    根据 benefit_dept_level 收益机构层级分组
// 收入金额  根据收益机构id去 t_profit_account_month_bill 查，dept_id=收益机构id，收入=分润结算+余额转提现
// 分润金额  根据收益机构id去 t_profit_account_month_bill 查，commission_income
// 顶级利润贡献  等于分润金额
// 收入占比
// 环比  选年与去年对比，选月与上个月对比
func (s *sCommonTFinCommissionDetail) GetLevelSummary(ctx context.Context, in *model.TLevelSummaryParam) (res *model.TLevelSummaryModel, err error) {
	res = &model.TLevelSummaryModel{}
	deptId := contexts.GetDeptId(ctx)

	// 解析账期参数
	var startPeriod, endPeriod string
	if in.Type == 1 { // 年
		startPeriod = in.Year + "-01"
		endPeriod = in.Year + "-12"
	} else if in.Type == 2 { // 月
		startPeriod = in.Month
		endPeriod = in.Month
	}

	// 查询各层级的客户数和分润金额（从分润表）
	type levelData struct {
		Level            int     `orm:"level"`
		CustomerCount    int     `orm:"customer_count"`
		CommissionAmount float64 `orm:"commission_amount"`
	}
	var levelResults []*levelData
	if err = handler.Model(dao.TFinCommissionDetail.Ctx(ctx)).
		Where(dao.TFinCommissionDetail.Columns().BenefitDeptId, deptId).
		WhereGTE(dao.TFinCommissionDetail.Columns().AccountPeriod, startPeriod).
		WhereLTE(dao.TFinCommissionDetail.Columns().AccountPeriod, endPeriod).
		Fields("SUM(" + dao.TFinCommissionDetail.Columns().CommissionAmount + ") as commission_amount, COUNT(DISTINCT " + dao.TFinCommissionDetail.Columns().PayerDeptId + ") as customer_count, " + dao.TFinCommissionDetail.Columns().BenefitDeptLevel + " as level").
		Group(dao.TFinCommissionDetail.Columns().BenefitDeptLevel).
		Scan(&levelResults); err != nil {
		err = gerror.Wrap(err, "查询层级数据失败，请稍后重试！")
		return
	}

	// 构建层级与分润金额的映射
	levelCommissionMap := make(map[int]float64)
	for _, lr := range levelResults {
		levelCommissionMap[lr.Level] = lr.CommissionAmount
	}

	// 查询各层级的收入金额（从盈利月账单表：total_income）
	// 先从分润表获取各层级的机构ID列表
	type deptLevelRow struct {
		Level  int   `orm:"level"`
		DeptId int64 `orm:"dept_id"`
	}
	var deptLevelResults []*deptLevelRow
	if err = handler.Model(dao.TFinCommissionDetail.Ctx(ctx)).
		Where(dao.TFinCommissionDetail.Columns().BenefitDeptId, deptId).
		WhereGTE(dao.TFinCommissionDetail.Columns().AccountPeriod, startPeriod).
		WhereLTE(dao.TFinCommissionDetail.Columns().AccountPeriod, endPeriod).
		Fields("DISTINCT " + dao.TFinCommissionDetail.Columns().BenefitDeptLevel + " as level, " + dao.TFinCommissionDetail.Columns().BenefitDeptId + " as dept_id").
		Scan(&deptLevelResults); err != nil {
		err = gerror.Wrap(err, "查询层级机构失败，请稍后重试！")
		return
	}

	// 根据层级汇总机构ID
	levelDeptMap := make(map[int][]int64)
	for _, dlr := range deptLevelResults {
		levelDeptMap[dlr.Level] = append(levelDeptMap[dlr.Level], dlr.DeptId)
	}

	// 构建收入金额映射
	incomeMap := make(map[int]float64)
	for level, deptIds := range levelDeptMap {
		if len(deptIds) == 0 {
			continue
		}
		incomeResult, err := s.getProfitAccountIncome(ctx, &model.IncomeQueryParams{
			DeptIds:     deptIds,
			StartPeriod: startPeriod,
			EndPeriod:   endPeriod,
		})
		if err != nil {
			return nil, err
		}
		incomeMap[level] = incomeResult
	}

	// 计算总收入
	var totalIncome float64
	for _, item := range levelResults {
		totalIncome += item.CommissionAmount
	}

	// 构建结果
	for level := 1; level <= 3; level++ {
		item := model.TLevelSummaryItem{
			Level: level,
		}

		// 设置客户数、分润金额
		for _, lr := range levelResults {
			if lr.Level == level {
				item.CustomerCount = lr.CustomerCount
				item.CommissionAmount = lr.CommissionAmount
				break
			}
		}

		// 设置收入金额
		item.IncomeAmount = incomeMap[level]

		// 计算收入占比
		if totalIncome > 0 {
			item.IncomeRatio = item.CommissionAmount / totalIncome * 100
		}

		res.Items = append(res.Items, item)
	}

	return
}

// getProfitAccountIncome 查询盈利账户收入
func (s *sCommonTFinCommissionDetail) getProfitAccountIncome(ctx context.Context, params *model.IncomeQueryParams) (float64, error) {
	type incomeRow struct {
		TotalIncome float64 `orm:"total_income"`
	}
	var row *incomeRow
	if err := handler.Model(dao.TProfitAccountMonthBill.Ctx(ctx)).
		WhereIn(dao.TProfitAccountMonthBill.Columns().DeptId, params.DeptIds).
		WhereGTE(dao.TProfitAccountMonthBill.Columns().AccountPeriod, params.StartPeriod).
		WhereLTE(dao.TProfitAccountMonthBill.Columns().AccountPeriod, params.EndPeriod).
		Fields("SUM(" + dao.TProfitAccountMonthBill.Columns().TotalIncome + ") as total_income").
		Scan(&row); err != nil {
		return 0, gerror.Wrap(err, "查询盈利账户收入失败")
	}
	if row == nil {
		return 0, nil
	}
	return row.TotalIncome, nil
}

// mustAtoi 安全转换字符串为int
func mustAtoi(s string) int {
	i, _ := strconv.Atoi(s)
	return i
}