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feat(purchase

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This commit is contained in:
Efril
2026-08-11 22:41:10 +07:00
parent dbc143954c
commit e6078e3c0b
19 changed files with 532 additions and 17 deletions
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internal/repository/analytics_repository.go
+115 -4
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@@ -6,6 +6,7 @@ import (
"sort"
"time"
"apskel-pos-be/internal/constants"
"apskel-pos-be/internal/entities"
"github.com/google/uuid"
@@ -15,7 +16,7 @@ import (
type AnalyticsRepository interface {
GetPaymentMethodAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time) ([]*entities.PaymentMethodAnalytics, error)
GetSalesAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time, groupBy string) ([]*entities.SalesAnalytics, error)
GetPurchasingAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time, groupBy string) (*entities.PurchasingAnalytics, error)
GetPurchasingAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, team *entities.PurchaseTeamFilter, dateFrom, dateTo time.Time, groupBy string) (*entities.PurchasingAnalytics, error)
GetProductAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time, limit int) ([]*entities.ProductAnalytics, error)
GetProductAnalyticsPerCategory(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time) ([]*entities.ProductAnalyticsPerCategory, error)
GetProductAnalyticsPerParentCategory(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time) ([]*entities.ProductAnalyticsPerParentCategory, error)
@@ -159,7 +160,7 @@ func (r *AnalyticsRepositoryImpl) GetSalesAnalytics(ctx context.Context, organiz
return results, err
}
func (r *AnalyticsRepositoryImpl) GetPurchasingAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time, groupBy string) (*entities.PurchasingAnalytics, error) {
func (r *AnalyticsRepositoryImpl) GetPurchasingAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, team *entities.PurchaseTeamFilter, dateFrom, dateTo time.Time, groupBy string) (*entities.PurchasingAnalytics, error) {
var outletName *string
if outletID != nil {
@@ -179,10 +180,10 @@ func (r *AnalyticsRepositoryImpl) GetPurchasingAnalytics(ctx context.Context, or
outletName = &outlet.Name
}
}
return r.getPurchaseOrderPurchasingAnalytics(ctx, organizationID, outletID, outletName, dateFrom, dateTo, groupBy)
return r.getPurchaseOrderPurchasingAnalytics(ctx, organizationID, outletID, team, outletName, dateFrom, dateTo, groupBy)
}
func (r *AnalyticsRepositoryImpl) getPurchaseOrderPurchasingAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, outletName *string, dateFrom, dateTo time.Time, groupBy string) (*entities.PurchasingAnalytics, error) {
func (r *AnalyticsRepositoryImpl) getPurchaseOrderPurchasingAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, team *entities.PurchaseTeamFilter, outletName *string, dateFrom, dateTo time.Time, groupBy string) (*entities.PurchasingAnalytics, error) {
var summary entities.PurchasingSummary
summaryQuery := r.db.WithContext(ctx).
Table("purchase_orders po").
@@ -210,6 +211,7 @@ func (r *AnalyticsRepositoryImpl) getPurchaseOrderPurchasingAnalytics(ctx contex
Where("po.status != ?", "cancelled").
Where("po.transaction_date >= ? AND po.transaction_date <= ?", dateFrom, dateTo)
summaryQuery = r.applyPurchaseOrderItemOutletFilter(summaryQuery, outletID)
summaryQuery = r.applyPurchaseOrderTeamFilter(summaryQuery, team)
if err := summaryQuery.Scan(&summary).Error; err != nil {
return nil, err
@@ -253,6 +255,7 @@ func (r *AnalyticsRepositoryImpl) getPurchaseOrderPurchasingAnalytics(ctx contex
Group(dateFormat).
Order(dateFormat)
dataQuery = r.applyPurchaseOrderItemOutletFilter(dataQuery, outletID)
dataQuery = r.applyPurchaseOrderTeamFilter(dataQuery, team)
if err := dataQuery.Scan(&data).Error; err != nil {
return nil, err
@@ -283,6 +286,7 @@ func (r *AnalyticsRepositoryImpl) getPurchaseOrderPurchasingAnalytics(ctx contex
Group("i.id, i.name").
Order("total_cost DESC")
ingredientQuery = r.applyPurchaseOrderItemOutletFilter(ingredientQuery, outletID)
ingredientQuery = r.applyPurchaseOrderTeamFilter(ingredientQuery, team)
if err := ingredientQuery.Scan(&ingredientData).Error; err != nil {
return nil, err
@@ -310,20 +314,105 @@ func (r *AnalyticsRepositoryImpl) getPurchaseOrderPurchasingAnalytics(ctx contex
Group("v.id, COALESCE(v.name, 'No Vendor')").
Order("total_cost DESC")
vendorQuery = r.applyPurchaseOrderItemOutletFilter(vendorQuery, outletID)
vendorQuery = r.applyPurchaseOrderTeamFilter(vendorQuery, team)
if err := vendorQuery.Scan(&vendorData).Error; err != nil {
return nil, err
}
teamData, err := r.getPurchaseOrderTeamBreakdown(ctx, organizationID, outletID, team, dateFrom, dateTo, summary.TotalPurchases)
if err != nil {
return nil, err
}
summary.TotalTeams = int64(len(teamData))
return &entities.PurchasingAnalytics{
OutletName: outletName,
Summary: summary,
Data: data,
IngredientData: ingredientData,
VendorData: vendorData,
TeamData: teamData,
}, nil
}
// getPurchaseOrderTeamBreakdown splits the purchases over the teams they were
// charged to. Purchases with no team are kept as their own row rather than
// dropped, so the rows still add up to the summary total.
func (r *AnalyticsRepositoryImpl) getPurchaseOrderTeamBreakdown(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, team *entities.PurchaseTeamFilter, dateFrom, dateTo time.Time, totalPurchases float64) ([]entities.PurchasingTeamData, error) {
var rows []struct {
Scope *string
CategoryID *uuid.UUID
CategoryName *string
TotalPurchases float64
RawMaterialPurchases float64
ExpensePurchases float64
PurchaseOrderCount int64
Quantity float64
}
query := r.db.WithContext(ctx).
Table("purchase_orders po").
Select(`
po.team_scope as scope,
po.team_category_id as category_id,
c.name as category_name,
COALESCE(SUM(`+purchaseOrderItemTotalAmountSQL()+`), 0) as total_purchases,
COALESCE(SUM(`+purchaseOrderRawMaterialAmountSQL()+`), 0) as raw_material_purchases,
COALESCE(SUM(`+purchaseOrderExpenseAmountSQL()+`), 0) as expense_purchases,
COUNT(DISTINCT po.id) as purchase_order_count,
COALESCE(SUM(poi.quantity), 0) as quantity
`).
Joins("LEFT JOIN purchase_order_items poi ON poi.purchase_order_id = po.id").
Joins("LEFT JOIN purchase_categories pc ON poi.purchase_category_id = pc.id").
Joins("LEFT JOIN categories c ON po.team_category_id = c.id").
Where("po.organization_id = ?", organizationID).
Where("po.status != ?", "cancelled").
Where("po.transaction_date >= ? AND po.transaction_date <= ?", dateFrom, dateTo).
Group("po.team_scope, po.team_category_id, c.name").
Order("total_purchases DESC")
query = r.applyPurchaseOrderItemOutletFilter(query, outletID)
query = r.applyPurchaseOrderTeamFilter(query, team)
if err := query.Scan(&rows).Error; err != nil {
return nil, err
}
teamData := make([]entities.PurchasingTeamData, len(rows))
for i, row := range rows {
entry := entities.PurchasingTeamData{
CategoryID: row.CategoryID,
TotalPurchases: row.TotalPurchases,
RawMaterialPurchases: row.RawMaterialPurchases,
ExpensePurchases: row.ExpensePurchases,
PurchaseOrderCount: row.PurchaseOrderCount,
Quantity: row.Quantity,
}
switch {
case row.Scope == nil:
entry.Scope = constants.PurchaseTeamNone
entry.Name = constants.PurchaseTeamNoneName
case *row.Scope == constants.PurchaseTeamScopeCentral:
entry.Scope = constants.PurchaseTeamScopeCentral
entry.Name = constants.PurchaseTeamCentralName
default:
entry.Scope = *row.Scope
if row.CategoryName != nil {
entry.Name = *row.CategoryName
}
}
if totalPurchases != 0 {
entry.Percentage = row.TotalPurchases / totalPurchases * 100
}
teamData[i] = entry
}
return teamData, nil
}
func (r *AnalyticsRepositoryImpl) applyPurchaseOrderItemOutletFilter(query *gorm.DB, outletID *uuid.UUID) *gorm.DB {
if outletID == nil {
return query
@@ -331,6 +420,28 @@ func (r *AnalyticsRepositoryImpl) applyPurchaseOrderItemOutletFilter(query *gorm
return query.Where("po.outlet_id = ?", *outletID)
}
// applyPurchaseOrderTeamFilter narrows a purchase order query to the team the
// report asked for. A nil filter, or a category team without a category, leaves
// the query spanning every team.
func (r *AnalyticsRepositoryImpl) applyPurchaseOrderTeamFilter(query *gorm.DB, team *entities.PurchaseTeamFilter) *gorm.DB {
if team == nil {
return query
}
switch team.Scope {
case constants.PurchaseTeamNone:
return query.Where("po.team_scope IS NULL")
case constants.PurchaseTeamScopeCentral:
return query.Where("po.team_scope = ?", constants.PurchaseTeamScopeCentral)
case constants.PurchaseTeamScopeCategory:
if team.CategoryID != nil {
return query.Where("po.team_scope = ? AND po.team_category_id = ?", constants.PurchaseTeamScopeCategory, *team.CategoryID)
}
}
return query
}
func (r *AnalyticsRepositoryImpl) GetProductAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time, limit int) ([]*entities.ProductAnalytics, error) {
var results []*entities.ProductAnalytics