package handler

import (
	"fmt"
	"net/http"
	"time"

	"bj_power_wms/ent"
	"bj_power_wms/ent/inspectionrecord"
	"bj_power_wms/ent/inventory"
	"bj_power_wms/ent/material"
	"bj_power_wms/internal/svc"

	"github.com/zeromicro/go-zero/core/logx"
)

// resolveInspectionTarget 通过编号(批次号或 SN)定位唯一库存行。
// 检验必须落在真实存在的库存记录上，才能同步质量状态——杜绝"提示成功但库存未更新"的假闭环。
// 返回错误或定位到的库存行（含物料编码与管理粒度，供后续写入检验记录与翻状态使用）。
func resolveInspectionTarget(ctx *svc.ServiceContext, targetId string) (*ent.Inventory, error) {
	// 优先按批次号（结构件）
	if inv, err := ctx.EntClient.Inventory.Query().
		Where(inventory.ManageModeEQ(1), inventory.BatchNoEQ(targetId)).Only(ctx0()); err == nil {
		return inv, nil
	}
	// 再按 SN（电气件）
	if inv, err := ctx.EntClient.Inventory.Query().
		Where(inventory.ManageModeEQ(2), inventory.SnCodeEQ(targetId)).Only(ctx0()); err == nil {
		return inv, nil
	}
	return nil, fmt.Errorf("未找到对应库存记录(批次号/SN)：%s，请确认编号是否已入库、或该记录是否已出库", targetId)
}

// createInspectionHandler 创建检验记录
// body: { targetType: BATCH/SN, targetId, status, inspector }
// 同步库存检验状态：BATCH → inventory(manage_mode=1, batch_no)；SN → inventory(manage_mode=2, sn_code)
func createInspectionHandler(ctx *svc.ServiceContext) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		var req struct {
			TargetType       string `json:"targetType"`
			TargetId         string `json:"targetId"`
			MaterialCode     string `json:"materialCode"`
			InspectionType   string `json:"inspectionType"`
			Status           string `json:"status"` // 合格/不合格
			ResultValue      string `json:"resultValue"`
			InspectQty       int    `json:"inspectQty"` // 检验数量
			PassQty          int    `json:"passQty"`    // 合格数量
			CheckDesc        string `json:"checkDesc"`  // 检测说明
			ReportNo         string `json:"reportNo"`   // 报检单号(生产报检关联)
			Inspector        string `json:"inspector"`
			Remark           string `json:"remark"`
			InspectionNo     string `json:"inspectionNo"`
			DisposalType     string `json:"disposalType"` // NONE/RETURN/SCRAP/PARTIAL
			DisposalRemark   string `json:"disposalRemark"`
			ReturnTrackingNo string `json:"returnTrackingNo"`
			// 归属 / 相关标准 / 生产厂家（客户诉求 问题记录 L107/L149/L494）
			OwnershipType   string `json:"ownershipType"` // workorder/project/other
			OwnershipNo     string `json:"ownershipNo"`
			RelatedStandard string `json:"relatedStandard"` // 相关标准(检验细则号)
			Manufacturer    string `json:"manufacturer"`    // 生产厂家
		}
		if err := parseJSON(r, &req); err != nil {
			fail(w, http.StatusBadRequest, "参数错误")
			return
		}
		if req.TargetId == "" || req.Status == "" {
			fail(w, http.StatusBadRequest, "targetId 和 status 必填")
			return
		}
		if req.Status != "合格" && req.Status != "不合格" {
			fail(w, http.StatusBadRequest, "status 只能为 合格/不合格")
			return
		}

		// 定位真实库存行：自动按 批次号/SN 解析（前端选错类型也能正确命中）
		inv, err := resolveInspectionTarget(ctx, req.TargetId)
		if err != nil {
			fail(w, http.StatusBadRequest, err.Error())
			return
		}
		// 物料编码必填字段由库存行回填，杜绝 missing required field
		req.MaterialCode = inv.MaterialCode
		req.TargetType = "BATCH"
		if inv.ManageMode == 2 {
			req.TargetType = "SN"
		}
		// 物料名称冗余（列表直接展示/名称模糊查询，客户诉求 L507-510 三框制）
		materialName := inv.MaterialName
		if materialName == "" {
			if m, merr := ctx.EntClient.Material.Query().Where(material.CodeEQ(inv.MaterialCode)).First(ctx0()); merr == nil && m != nil {
				materialName = m.Name
			}
		}

		tx, err := ctx.EntClient.Tx(ctx0())
		if err != nil {
			fail(w, http.StatusInternalServerError, "开启事务失败: "+err.Error())
			return
		}
		committed := false
		defer func() {
			if !committed {
				_ = tx.Rollback()
			}
		}()

		rec, err := tx.InspectionRecord.Create().
			SetTargetType(req.TargetType).
			SetTargetID(req.TargetId).
			SetMaterialCode(req.MaterialCode).
			SetNillableMaterialName(strPtr(materialName)).
			SetNillableOwnershipType(strPtr(req.OwnershipType)).
			SetNillableOwnershipNo(strPtr(req.OwnershipNo)).
			SetNillableRelatedStandard(strPtr(req.RelatedStandard)).
			SetNillableManufacturer(strPtr(req.Manufacturer)).
			SetInspectionType(req.InspectionType).
			SetStatus(req.Status).
			SetNillableResultValue(strPtr(req.ResultValue)).
			SetInspectQty(req.InspectQty).
			SetPassQty(req.PassQty).
			SetNillableCheckDesc(strPtr(req.CheckDesc)).
			SetNillableInspector(strPtr(req.Inspector)).
			SetNillableRemark(strPtr(req.Remark)).
			SetNillableReportNo(strPtr(req.ReportNo)).
			SetNillableInspectionNo(strPtr(req.InspectionNo)).
			SetDisposalType(disposalTypeOrNone(req.DisposalType)).
			SetNillableDisposalRemark(strPtr(req.DisposalRemark)).
			SetNillableReturnTrackingNo(strPtr(req.ReturnTrackingNo)).
			Save(ctx0())
		if err != nil {
			fail(w, http.StatusInternalServerError, err.Error())
			return
		}

		// 同步库存检验状态：直接更新定位到的那条库存行（精确，绝不误伤）。
		// 处置为"退货"时置 待退（隔离、禁止出库）；否则不合格置 不合格（同样隔离）。
		if _, err = tx.Inventory.UpdateOneID(inv.ID).
			SetQualityStatus(qualityAfterInspection(req.Status, req.DisposalType)).Save(ctx0()); err != nil {
			fail(w, http.StatusInternalServerError, "同步库存检验状态失败: "+err.Error())
			return
		}

		if err = tx.Commit(); err != nil {
			fail(w, http.StatusInternalServerError, "提交事务失败: "+err.Error())
			return
		}
		committed = true

		ctx.EventLog.Write(ctx0(), "inspection.create", r.Header.Get("X-Username"), "inspection", req.TargetId,
			"质量检验 "+req.MaterialCode+" → "+req.Status, map[string]any{
				"targetType": req.TargetType, "inspectQty": req.InspectQty, "passQty": req.PassQty})
		logx.Infof("inspection: %s %s -> %s by %s", req.TargetType, req.TargetId, req.Status, req.Inspector)
		ok(w, rec)
	}
}

// batchFlipInspectionHandler 批量翻转检验状态
// body: { targetType: BATCH/SN, targetIds: [], status, inspector }
func batchFlipInspectionHandler(ctx *svc.ServiceContext) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		var req struct {
			TargetType       string   `json:"targetType"`
			TargetIds        []string `json:"targetIds"`
			Status           string   `json:"status"`
			InspectQty       int      `json:"inspectQty"` // 检验数量
			PassQty          int      `json:"passQty"`    // 合格数量
			CheckDesc        string   `json:"checkDesc"`  // 检测说明
			Inspector        string   `json:"inspector"`
			ReportNo         string   `json:"reportNo"`         // 报检单号
			InspectionNo     string   `json:"inspectionNo"`     // 检测单号
			DisposalType     string   `json:"disposalType"`     // NONE/RETURN/SCRAP/PARTIAL
			DisposalRemark   string   `json:"disposalRemark"`   // 处置说明
			ReturnTrackingNo string   `json:"returnTrackingNo"` // 退货货运单号
			OwnershipType    string   `json:"ownershipType"`
			OwnershipNo      string   `json:"ownershipNo"`
			RelatedStandard  string   `json:"relatedStandard"`
			Manufacturer     string   `json:"manufacturer"`
		}
		if err := parseJSON(r, &req); err != nil {
			fail(w, http.StatusBadRequest, "参数错误")
			return
		}
		if len(req.TargetIds) == 0 || (req.Status != "合格" && req.Status != "不合格") {
			fail(w, http.StatusBadRequest, "targetIds 和 status(合格/不合格) 必填")
			return
		}

		// 预校验：所有编号必须能定位到库存行，任意一条找不到则整体拒绝（避免部分成功、假闭环）
		type target struct {
			id         string
			inv        *ent.Inventory
			targetType string
			material   string
		}
		targets := make([]target, 0, len(req.TargetIds))
		for _, id := range req.TargetIds {
			inv, err := resolveInspectionTarget(ctx, id)
			if err != nil {
				fail(w, http.StatusBadRequest, err.Error())
				return
			}
			tt := "BATCH"
			if inv.ManageMode == 2 {
				tt = "SN"
			}
			targets = append(targets, target{id: id, inv: inv, targetType: tt, material: inv.MaterialCode})
		}

		tx, err := ctx.EntClient.Tx(ctx0())
		if err != nil {
			fail(w, http.StatusInternalServerError, "开启事务失败: "+err.Error())
			return
		}
		committed := false
		defer func() {
			if !committed {
				_ = tx.Rollback()
			}
		}()

		flipped := 0
		for _, t := range targets {
			matName := t.inv.MaterialName
			if matName == "" {
				if m, merr := tx.Material.Query().Where(material.CodeEQ(t.material)).First(ctx0()); merr == nil && m != nil {
					matName = m.Name
				}
			}
			if _, err = tx.InspectionRecord.Create().
				SetTargetType(t.targetType).
				SetTargetID(t.id).
				SetMaterialCode(t.material).
				SetNillableMaterialName(strPtr(matName)).
				SetNillableOwnershipType(strPtr(req.OwnershipType)).
				SetNillableOwnershipNo(strPtr(req.OwnershipNo)).
				SetNillableRelatedStandard(strPtr(req.RelatedStandard)).
				SetNillableManufacturer(strPtr(req.Manufacturer)).
				SetStatus(req.Status).
				SetInspectQty(req.InspectQty).
				SetPassQty(req.PassQty).
				SetNillableCheckDesc(strPtr(req.CheckDesc)).
				SetNillableInspector(strPtr(req.Inspector)).
				SetNillableReportNo(strPtr(req.ReportNo)).
				SetNillableInspectionNo(strPtr(req.InspectionNo)).
				SetDisposalType(disposalTypeOrNone(req.DisposalType)).
				SetNillableDisposalRemark(strPtr(req.DisposalRemark)).
				SetNillableReturnTrackingNo(strPtr(req.ReturnTrackingNo)).
				Save(ctx0()); err != nil {
				fail(w, http.StatusInternalServerError, "创建检验记录失败: "+err.Error())
				return
			}
			if _, err = tx.Inventory.UpdateOneID(t.inv.ID).
				SetQualityStatus(qualityAfterInspection(req.Status, req.DisposalType)).Save(ctx0()); err != nil {
				fail(w, http.StatusInternalServerError, "同步库存检验状态失败: "+err.Error())
				return
			}
			flipped++
		}

		if err = tx.Commit(); err != nil {
			fail(w, http.StatusInternalServerError, "提交事务失败: "+err.Error())
			return
		}
		committed = true

		ok(w, map[string]any{"flipped": flipped})
	}
}

// queryInspectionHandler 检验记录查询
func queryInspectionHandler(ctx *svc.ServiceContext) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		page := atoi(r.URL.Query().Get("page"), 1)
		pageSize := atoi(r.URL.Query().Get("pageSize"), 20)
		targetId := r.URL.Query().Get("targetId")
		materialCode := r.URL.Query().Get("materialCode")
		inspectionType := r.URL.Query().Get("inspectionType")
		status := r.URL.Query().Get("status")
		inspector := r.URL.Query().Get("inspector")
		startDate := r.URL.Query().Get("startDate")
		endDate := r.URL.Query().Get("endDate")
		startDate, endDate, rerr := normalizeExportRange(startDate, endDate)
		if rerr != nil {
			fail(w, http.StatusBadRequest, rerr.Error())
			return
		}

		q := ctx.EntClient.InspectionRecord.Query()
		if targetId != "" {
			q = q.Where(inspectionrecord.TargetIDContainsFold(targetId))
		}
		if materialCode != "" {
			q = q.Where(inspectionrecord.MaterialCodeContainsFold(materialCode))
		}
		// 名称模糊 / 归属单号（客户诉求 L507-510 三框制：图号/名称/型号，每框内模糊、多框取交集；L149 增加归属筛选）
		if v := r.URL.Query().Get("materialName"); v != "" {
			q = q.Where(inspectionrecord.MaterialNameContainsFold(v))
		}
		if v := r.URL.Query().Get("ownershipNo"); v != "" {
			q = q.Where(inspectionrecord.OwnershipNoContainsFold(v))
		}
		if v := r.URL.Query().Get("spec"); v != "" {
			// 型号=物料档案规格型号，需 join 物料表取编码集合
			codes := materialCodesBySpec(ctx, v)
			if len(codes) == 0 {
				ok(w, map[string]any{"total": 0, "list": []any{}, "page": page, "pageSize": pageSize})
				return
			}
			q = q.Where(inspectionrecord.MaterialCodeIn(codes...))
		}
		if inspectionType != "" {
			q = q.Where(inspectionrecord.InspectionTypeEQ(inspectionType))
		}
		if status != "" {
			q = q.Where(inspectionrecord.StatusEQ(status))
		}
		if inspector != "" {
			q = q.Where(inspectionrecord.InspectorContainsFold(inspector))
		}
		// 时间筛选（默认近3个月由前端传入；兼容两端口径）
		if startDate != "" {
			if t, err := time.ParseInLocation("2006-01-02", startDate, time.Local); err == nil {
				q = q.Where(inspectionrecord.CreatedAtGTE(t.Unix()))
			}
		}
		if endDate != "" {
			if t, err := time.ParseInLocation("2006-01-02", endDate, time.Local); err == nil {
				q = q.Where(inspectionrecord.CreatedAtLTE(t.Add(24 * time.Hour).Unix()))
			}
		}

		total, err := q.Count(ctx0())
		if err != nil {
			fail(w, http.StatusInternalServerError, err.Error())
			return
		}
		list, err := q.Order(ent.Desc("created_at"), ent.Desc("id")).
			Offset((page - 1) * pageSize).Limit(pageSize).All(ctx0())
		if err != nil {
			fail(w, http.StatusInternalServerError, err.Error())
			return
		}

		ok(w, map[string]any{
			"total":    total,
			"list":     list,
			"page":     page,
			"pageSize": pageSize,
		})
	}
}

// exportInspectionHandler 检验记录全量导出（按条件返回全部 JSON，前端转 CSV/Excel）
// GET /api/inspection/export?targetId=&materialCode=&inspectionType=&status=&inspector=&startDate=&endDate=
func exportInspectionHandler(ctx *svc.ServiceContext) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		targetId := r.URL.Query().Get("targetId")
		materialCode := r.URL.Query().Get("materialCode")
		inspectionType := r.URL.Query().Get("inspectionType")
		status := r.URL.Query().Get("status")
		inspector := r.URL.Query().Get("inspector")
		startDate := r.URL.Query().Get("startDate")
		endDate := r.URL.Query().Get("endDate")
		startDate, endDate, rerr := normalizeExportRange(startDate, endDate)
		if rerr != nil {
			fail(w, http.StatusBadRequest, rerr.Error())
			return
		}

		q := ctx.EntClient.InspectionRecord.Query()
		if targetId != "" {
			q = q.Where(inspectionrecord.TargetIDContainsFold(targetId))
		}
		if materialCode != "" {
			q = q.Where(inspectionrecord.MaterialCodeContainsFold(materialCode))
		}
		if v := r.URL.Query().Get("materialName"); v != "" {
			q = q.Where(inspectionrecord.MaterialNameContainsFold(v))
		}
		if v := r.URL.Query().Get("ownershipNo"); v != "" {
			q = q.Where(inspectionrecord.OwnershipNoContainsFold(v))
		}
		if v := r.URL.Query().Get("spec"); v != "" {
			codes := materialCodesBySpec(ctx, v)
			if len(codes) == 0 {
				ok(w, map[string]any{"list": []any{}})
				return
			}
			q = q.Where(inspectionrecord.MaterialCodeIn(codes...))
		}
		if inspectionType != "" {
			q = q.Where(inspectionrecord.InspectionTypeEQ(inspectionType))
		}
		if status != "" {
			q = q.Where(inspectionrecord.StatusEQ(status))
		}
		if inspector != "" {
			q = q.Where(inspectionrecord.InspectorContainsFold(inspector))
		}
		if startDate != "" {
			if t, err := time.ParseInLocation("2006-01-02", startDate, time.Local); err == nil {
				q = q.Where(inspectionrecord.CreatedAtGTE(t.Unix()))
			}
		}
		if endDate != "" {
			if t, err := time.ParseInLocation("2006-01-02", endDate, time.Local); err == nil {
				q = q.Where(inspectionrecord.CreatedAtLTE(t.Add(24 * time.Hour).Unix()))
			}
		}

		list, err := q.Order(ent.Desc("created_at"), ent.Desc("id")).All(ctx0())
		if err != nil {
			fail(w, http.StatusInternalServerError, err.Error())
			return
		}
		// xlsx 导出
		if r.URL.Query().Get("format") == "xlsx" {
			// 列名按客户口径（问题记录 L150）：检验说明→相关标准、检验员→记录人、检验日期→记录日期、增加归属；
			// 图号=物料编码（L18 合并裁决）。
			headers := []string{"ID", "对象", "批次/SN", "图号", "名称", "检验类型", "结论", "检验数", "合格数", "相关标准", "报检单号", "检测单号", "归属单号", "生产厂家", "记录人", "备注", "记录日期"}
			matrix := make([][]any, 0, len(list))
			for _, rec := range list {
				obj := rec.TargetType
				if obj == "BATCH" {
					obj = "批次"
				} else if obj == "SN" {
					obj = "SN"
				}
				matrix = append(matrix, []any{
					rec.ID, obj, rec.TargetID, rec.MaterialCode, rec.MaterialName,
					inspectionTypeLabel(rec.InspectionType), rec.Status,
					rec.InspectQty, rec.PassQty, rec.RelatedStandard, rec.ReportNo,
					rec.InspectionNo, rec.OwnershipNo, rec.Manufacturer, rec.Inspector, rec.Remark,
					unixFmt(rec.CreatedAt),
				})
			}
			sendExcel(w, xlsxFilename("检验记录"), headers, matrix)
			return
		}
		ok(w, map[string]any{"list": list})
	}
}

// materialCodesBySpec 按规格型号模糊匹配物料编码集合（检验查询「型号」框用，L507-510）
func materialCodesBySpec(ctx *svc.ServiceContext, spec string) []string {
	mats, err := ctx.EntClient.Material.Query().Where(material.SpecContainsFold(spec)).All(ctx0())
	if err != nil {
		return nil
	}
	codes := make([]string, 0, len(mats))
	for _, m := range mats {
		codes = append(codes, m.Code)
	}
	return codes
}

// disposalTypeOrNone 处置方式归一化（客户诉求 L137-145：退货/报废/部分入库）
func disposalTypeOrNone(v string) string {
	switch v {
	case "RETURN", "SCRAP", "PARTIAL":
		return v
	default:
		return "NONE"
	}
}

// qualityAfterInspection 检验后的库存质量状态：
// 合格 → 合格（可出库）；不合格且选退货 → 待退（隔离）；其余 → 不合格（隔离）。
func qualityAfterInspection(status, disposalType string) string {
	if status == "合格" {
		return "合格"
	}
	if disposalTypeOrNone(disposalType) == "RETURN" {
		return "待退"
	}
	return "不合格"
}

// disposeInspectionHandler 不合格品处置（退货 / 报废 / 部分入库）
// POST /api/inspection/dispose  body: { recordId, disposalType, disposalRemark, returnTrackingNo, operator }
//
//	RETURN  退货   → 库存置「待退」隔离（保持数量，等待退货运单确认后出库）
//	SCRAP   报废   → 库存置「不合格」且生命周期「报废」，退出可用库存
//	PARTIAL 部分入库 → 仅批次管理：按合格数拆行（合格行入库 + 差额行隔离），数量守恒
func disposeInspectionHandler(ctx *svc.ServiceContext) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		var req struct {
			RecordID         int    `json:"recordId"`
			DisposalType     string `json:"disposalType"`
			DisposalRemark   string `json:"disposalRemark"`
			ReturnTrackingNo string `json:"returnTrackingNo"`
			Operator         string `json:"operator"`
		}
		if err := parseJSON(r, &req); err != nil || req.RecordID <= 0 {
			fail(w, http.StatusBadRequest, "参数错误：recordId 必填")
			return
		}
		dt := disposalTypeOrNone(req.DisposalType)
		if dt == "NONE" {
			fail(w, http.StatusBadRequest, "请选择处置方式（退货/报废/部分入库）")
			return
		}
		rec, err := ctx.EntClient.InspectionRecord.Get(ctx0(), req.RecordID)
		if err != nil {
			fail(w, http.StatusNotFound, "检验记录不存在")
			return
		}
		if rec.Status != "不合格" {
			fail(w, http.StatusBadRequest, "仅「不合格」记录可执行处置")
			return
		}
		inv, err := resolveInspectionTarget(ctx, rec.TargetID)
		if err != nil {
			fail(w, http.StatusBadRequest, err.Error())
			return
		}
		if dt == "RETURN" && req.ReturnTrackingNo == "" {
			fail(w, http.StatusBadRequest, "退货处置必须填写货运单号")
			return
		}

		tx, err := ctx.EntClient.Tx(ctx0())
		if err != nil {
			fail(w, http.StatusInternalServerError, "开启事务失败: "+err.Error())
			return
		}
		committed := false
		defer func() {
			if !committed {
				_ = tx.Rollback()
			}
		}()

		if _, err = tx.InspectionRecord.UpdateOneID(rec.ID).
			SetDisposalType(dt).
			SetNillableDisposalRemark(strPtr(req.DisposalRemark)).
			SetNillableReturnTrackingNo(strPtr(req.ReturnTrackingNo)).
			Save(ctx0()); err != nil {
			fail(w, http.StatusInternalServerError, "更新处置信息失败: "+err.Error())
			return
		}

		switch dt {
		case "RETURN":
			if _, err = tx.Inventory.UpdateOneID(inv.ID).SetQualityStatus("待退").Save(ctx0()); err != nil {
				fail(w, http.StatusInternalServerError, "更新库存状态失败: "+err.Error())
				return
			}
		case "SCRAP":
			if _, err = tx.Inventory.UpdateOneID(inv.ID).SetQualityStatus("不合格").SetStatus("报废").Save(ctx0()); err != nil {
				fail(w, http.StatusInternalServerError, "更新库存状态失败: "+err.Error())
				return
			}
		case "PARTIAL":
			if inv.ManageMode != 1 {
				fail(w, http.StatusBadRequest, "部分入库仅适用于批次管理物料（结构件）")
				return
			}
			total := inv.Quantity
			if rec.PassQty <= 0 || rec.PassQty >= total {
				fail(w, http.StatusBadRequest, fmt.Sprintf("部分入库：合格数须在 0 与批次数量(%d) 之间", total))
				return
			}
			bad := total - rec.PassQty
			if _, err = tx.Inventory.UpdateOneID(inv.ID).
				SetQuantity(rec.PassQty).SetQualityStatus("合格").Save(ctx0()); err != nil {
				fail(w, http.StatusInternalServerError, "拆分合格批次失败: "+err.Error())
				return
			}
			if _, err = tx.Inventory.Create().
				SetManageMode(1).
				SetCategory(inv.Category).
				SetMaterialCode(inv.MaterialCode).
				SetNillableMaterialName(strPtr(inv.MaterialName)).
				SetBatchNo(inv.BatchNo + "-NG").
				SetQuantity(bad).SetLockedQty(0).
				SetQualityStatus("不合格").
				SetNillableZoneCode(strPtr(inv.ZoneCode)).
				SetStatus("在库").
				SetNillableInboundNo(strPtr(inv.InboundNo)).
				SetRemark("不合格隔离（部分入库差额）").
				Save(ctx0()); err != nil {
				fail(w, http.StatusInternalServerError, "生成不合格隔离行失败: "+err.Error())
				return
			}
		}

		if err = tx.Commit(); err != nil {
			fail(w, http.StatusInternalServerError, "提交事务失败: "+err.Error())
			return
		}
		committed = true

		ctx.EventLog.Write(ctx0(), "inspection.dispose", r.Header.Get("X-Username"), "inspection", rec.TargetID,
			"不合格处置 "+rec.TargetID+" → "+dt, map[string]any{"recordId": rec.ID, "disposalType": dt})
		ok(w, map[string]any{"recordId": rec.ID, "disposalType": dt})
	}
}

// statsInspectionHandler 检验统计：按物料汇总检验次数/合格数/不合格数/合格率
// 对应《问题记录》附二9 的替代方案（不合并记录，另出统计视图）
func statsInspectionHandler(ctx *svc.ServiceContext) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		inspectionType := r.URL.Query().Get("inspectionType")
		startDate := r.URL.Query().Get("startDate")
		endDate := r.URL.Query().Get("endDate")

		q := ctx.EntClient.InspectionRecord.Query()
		if inspectionType != "" {
			q = q.Where(inspectionrecord.InspectionTypeEQ(inspectionType))
		}
		if startDate != "" {
			if t, err := time.ParseInLocation("2006-01-02", startDate, time.Local); err == nil {
				q = q.Where(inspectionrecord.CreatedAtGTE(t.Unix()))
			}
		}
		if endDate != "" {
			if t, err := time.ParseInLocation("2006-01-02", endDate, time.Local); err == nil {
				q = q.Where(inspectionrecord.CreatedAtLTE(t.Add(24 * time.Hour).Unix()))
			}
		}
		recs, err := q.All(ctx0())
		if err != nil {
			fail(w, http.StatusInternalServerError, err.Error())
			return
		}

		type statRow struct {
			MaterialCode string  `json:"materialCode"`
			Total        int     `json:"total"`
			Pass         int     `json:"pass"`
			Fail         int     `json:"fail"`
			PassRate     float64 `json:"passRate"`
		}
		agg := map[string]*statRow{}
		order := []string{}
		for _, rec := range recs {
			r, found := agg[rec.MaterialCode]
			if !found {
				r = &statRow{MaterialCode: rec.MaterialCode}
				agg[rec.MaterialCode] = r
				order = append(order, rec.MaterialCode)
			}
			r.Total++
			if rec.Status == "合格" {
				r.Pass++
			} else if rec.Status == "不合格" {
				r.Fail++
			}
		}
		list := make([]*statRow, 0, len(agg))
		for _, code := range order {
			r := agg[code]
			if r.Total > 0 {
				r.PassRate = float64(int(float64(r.Pass)/float64(r.Total)*10000)) / 100
			}
			list = append(list, r)
		}
		ok(w, map[string]any{"list": list})
	}
}