feat[BE]: create GetOverhead API, and fixing chickin use newest productwarehouse schema

2026-05-24 15:25:43 +00:00 · 2025-12-09 15:32:11 +07:00
parent 89b23b0653
commit 511e5501bb
12 changed files with 309 additions and 21 deletions
@@ -0,0 +1,175 @@
+package dto
+
+import (
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+)
+
+// === DTO Structs ===
+
+type OverheadDTO struct {
+	ItemName          string  `json:"item_name"`
+	UOMName           string  `json:"uom_name"`
+	BudgetQuantity    float64 `json:"budget_quantity"`
+	BudgetUnitPrice   float64 `json:"budget_unit_price"`
+	BudgetTotalAmount float64 `json:"budget_total_amount"`
+	ActualDate        string  `json:"actual_date"`
+	ActualQuantity    float64 `json:"actual_quantity"`
+	ActualUnitPrice   float64 `json:"actual_unit_price"`
+	ActualTotalAmount float64 `json:"actual_total_amount"`
+	CostPerBird       float64 `json:"cost_per_bird"`
+}
+
+type TotalDTO struct {
+	BudgetQuantity    float64 `json:"budget_quantity"`
+	BudgetTotalAmount float64 `json:"budget_total_amount"`
+	ActualQuantity    float64 `json:"actual_quantity"`
+	ActualTotalAmount float64 `json:"actual_total_amount"`
+	CostPerBird       float64 `json:"cost_per_bird"`
+}
+
+type OverheadListDTO struct {
+	Total     TotalDTO      `json:"total"`
+	Overheads []OverheadDTO `json:"overheads"`
+}
+
+// === Mapper Functions ===
+
+func ToOverheadDTO(budget *entity.ProjectBudget, realization *entity.ExpenseRealization) OverheadDTO {
+	if budget == nil && realization == nil {
+		return OverheadDTO{}
+	}
+
+	var itemName, itemUOM string
+	if budget != nil {
+		itemName, itemUOM = getItemInfo(budget.Nonstock)
+	}
+
+	if itemName == "" && realization != nil && realization.ExpenseNonstock != nil {
+		itemName, itemUOM = getItemInfo(realization.ExpenseNonstock.Nonstock)
+	}
+
+	dto := OverheadDTO{
+		ItemName: itemName,
+		UOMName:  itemUOM,
+	}
+
+	if budget != nil {
+		dto.BudgetQuantity = budget.Qty
+		dto.BudgetUnitPrice = budget.Price
+		dto.BudgetTotalAmount = calculateTotal(budget.Qty, budget.Price)
+	}
+
+	if realization != nil {
+		dto.ActualQuantity = realization.Qty
+		dto.ActualUnitPrice = realization.Price
+		dto.ActualTotalAmount = calculateTotal(realization.Qty, realization.Price)
+		dto.ActualDate = formatRealizationDate(realization)
+	}
+
+	return dto
+}
+
+func ToOverheadListDTOs(budgets []entity.ProjectBudget, realizations []entity.ExpenseRealization, totalChickinQty float64) OverheadListDTO {
+	overheadsByNonstockID := make(map[uint]*OverheadDTO)
+	latestDateByNonstockID := make(map[uint]string)
+
+	for i := range budgets {
+		nonstockID := budgets[i].NonstockId
+		if overheadsByNonstockID[nonstockID] == nil {
+			overheadsByNonstockID[nonstockID] = &OverheadDTO{}
+		}
+
+		itemName, itemUOM := getItemInfo(budgets[i].Nonstock)
+		overheadsByNonstockID[nonstockID].ItemName = itemName
+		overheadsByNonstockID[nonstockID].UOMName = itemUOM
+		overheadsByNonstockID[nonstockID].BudgetQuantity = budgets[i].Qty
+		overheadsByNonstockID[nonstockID].BudgetUnitPrice = budgets[i].Price
+		overheadsByNonstockID[nonstockID].BudgetTotalAmount = calculateTotal(budgets[i].Qty, budgets[i].Price)
+	}
+
+	for i := range realizations {
+		if realizations[i].ExpenseNonstock == nil || realizations[i].ExpenseNonstock.NonstockId == nil {
+			continue
+		}
+
+		nonstockID := uint(*realizations[i].ExpenseNonstock.NonstockId)
+		if overheadsByNonstockID[nonstockID] == nil {
+			overheadsByNonstockID[nonstockID] = &OverheadDTO{}
+		}
+
+		overheadsByNonstockID[nonstockID].ActualQuantity += realizations[i].Qty
+		overheadsByNonstockID[nonstockID].ActualTotalAmount += calculateTotal(realizations[i].Qty, realizations[i].Price)
+
+		if overheadsByNonstockID[nonstockID].ItemName == "" {
+			itemName, itemUOM := getItemInfo(realizations[i].ExpenseNonstock.Nonstock)
+			overheadsByNonstockID[nonstockID].ItemName = itemName
+			overheadsByNonstockID[nonstockID].UOMName = itemUOM
+		}
+
+		realizationDateStr := formatRealizationDate(&realizations[i])
+		if realizationDateStr != "" {
+			if latestDateByNonstockID[nonstockID] == "" || realizationDateStr > latestDateByNonstockID[nonstockID] {
+				latestDateByNonstockID[nonstockID] = realizationDateStr
+			}
+		}
+	}
+
+	var totalBudgetQuantity, totalBudgetAmount, totalActualQuantity, totalActualAmount float64
+	overheadItems := make([]OverheadDTO, 0, len(overheadsByNonstockID))
+
+	for nonstockID, overhead := range overheadsByNonstockID {
+		overhead.ActualDate = latestDateByNonstockID[nonstockID]
+		overhead.CostPerBird = calculateCostPerBird(overhead.ActualTotalAmount, totalChickinQty)
+
+		if overhead.ActualQuantity > 0 {
+			overhead.ActualUnitPrice = overhead.ActualTotalAmount / overhead.ActualQuantity
+		}
+
+		totalBudgetQuantity += overhead.BudgetQuantity
+		totalBudgetAmount += overhead.BudgetTotalAmount
+		totalActualQuantity += overhead.ActualQuantity
+		totalActualAmount += overhead.ActualTotalAmount
+
+		overheadItems = append(overheadItems, *overhead)
+	}
+
+	return OverheadListDTO{
+		Total: TotalDTO{
+			BudgetQuantity:    totalBudgetQuantity,
+			BudgetTotalAmount: totalBudgetAmount,
+			ActualQuantity:    totalActualQuantity,
+			ActualTotalAmount: totalActualAmount,
+			CostPerBird:       calculateCostPerBird(totalActualAmount, totalChickinQty),
+		},
+		Overheads: overheadItems,
+	}
+}
+
+// === Helper Functions ===
+
+func getItemInfo(nonstock *entity.Nonstock) (string, string) {
+	if nonstock != nil && nonstock.Id != 0 {
+		return nonstock.Name, nonstock.Uom.Name
+	}
+	return "", ""
+}
+
+func calculateTotal(qty, price float64) float64 {
+	return qty * price
+}
+
+func calculateCostPerBird(totalPrice, totalChickinQty float64) float64 {
+	if totalChickinQty > 0 {
+		return totalPrice / totalChickinQty
+	}
+	return 0
+}
+
+func formatRealizationDate(realization *entity.ExpenseRealization) string {
+	if realization != nil && realization.ExpenseNonstock != nil && realization.ExpenseNonstock.Expense != nil {
+		if !realization.ExpenseNonstock.Expense.RealizationDate.IsZero() {
+			return realization.ExpenseNonstock.Expense.RealizationDate.Format("2006-01-02T15:04:05Z07:00")
+		}
+	}
+	return ""
+}