add export excel from api

internal/modules/repports/controllers/repport.controller.go

@@ -30,6 +30,8 @@ type RepportController struct {
 	RepportService service.RepportService
 }
 
+const expenseReportExcelExportFetchLimit = 100
+
 func NewRepportController(repportService service.RepportService) *RepportController {
 	return &RepportController{
 		RepportService: repportService,
@@ -66,6 +68,14 @@ func (c *RepportController) GetExpense(ctx *fiber.Ctx) error {
 		query.AllowedAreaIDs = toInt64Slice(areaScope.IDs)
 	}
 
+	if isAllExpenseExcelExportRequest(ctx) {
+		allResults, err := c.getAllExpenseRowsForExcel(ctx, query)
+		if err != nil {
+			return err
+		}
+		return exportExpenseReportListExcel(ctx, allResults)
+	}
+
 	if query.Page < 1 || query.Limit < 1 {
 		return fiber.NewError(fiber.StatusBadRequest, "page and limit must be greater than 0")
 	}
@@ -90,6 +100,33 @@ func (c *RepportController) GetExpense(ctx *fiber.Ctx) error {
 		})
 }
 
+func (c *RepportController) getAllExpenseRowsForExcel(ctx *fiber.Ctx, baseQuery *validation.ExpenseQuery) ([]dto.RepportExpenseListDTO, error) {
+	query := *baseQuery
+	query.Page = 1
+	query.Limit = expenseReportExcelExportFetchLimit
+
+	results := make([]dto.RepportExpenseListDTO, 0)
+	for {
+		pageResults, total, err := c.RepportService.GetExpense(ctx, &query)
+		if err != nil {
+			return nil, err
+		}
+
+		if len(pageResults) == 0 || total == 0 {
+			break
+		}
+
+		results = append(results, pageResults...)
+		if int64(len(results)) >= total {
+			break
+		}
+
+		query.Page++
+	}
+
+	return results, nil
+}
+
 func (c *RepportController) GetExpenseDepreciation(ctx *fiber.Ctx) error {
 	rows, meta, err := c.RepportService.GetExpenseDepreciation(ctx)
 	if err != nil {