add product category

api/product_category.go

@@ -0,0 +1,97 @@
+package api
+
+import (
+	"database/sql"
+	"net/http"
+
+	db "git.nochill.in/nochill/naice_pos/db/sqlc"
+	"git.nochill.in/nochill/naice_pos/token"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+type createProductCategoryRequest struct {
+	MerchantID uuid.UUID `json:"merchant_id" binding:"required"`
+	Name       string    `json:"name" binding:"required"`
+}
+
+func (server *Server) createProductCategory(ctx *gin.Context) {
+	var req createProductCategoryRequest
+
+	if err := ctx.ShouldBindJSON(&req); err != nil {
+		ctx.JSON(http.StatusBadRequest, errorResponse(err))
+		return
+	}
+
+	authPayload := ctx.MustGet(authorizationPayloadKey).(*token.Payload)
+	arg := db.CreateProductCategoryParams{
+		MerchantID: authPayload.MerchantID,
+		Name:       req.Name,
+	}
+
+	ProductCategory, err := server.store.CreateProductCategory(ctx, arg)
+	if err != nil {
+		ctx.JSON(http.StatusInternalServerError, errorResponse(err))
+		return
+	}
+
+	ctx.JSON(http.StatusOK, ProductCategory)
+}
+
+type listProductCategoriesRequest struct {
+	PageID   int32 `form:"page_id" binding:"required,min=1"`
+	PageSize int32 `form:"page_size" binding:"required,min=5"`
+}
+
+func (server *Server) listProductCategories(ctx *gin.Context) {
+	var req listProductCategoriesRequest
+	if err := ctx.ShouldBindQuery(&req); err != nil {
+		ctx.JSON(http.StatusBadRequest, errorResponse(err))
+		return
+	}
+
+	authPayload := ctx.MustGet(authorizationPayloadKey).(*token.Payload)
+	arg := db.ListProductCategoriesByMerchantIDParams{
+		MerchantID: authPayload.MerchantID,
+		Limit:      req.PageSize,
+		Offset:     (req.PageID - 1) * req.PageSize,
+	}
+
+	ProductCategories, err := server.store.ListProductCategoriesByMerchantID(ctx, arg)
+	if err != nil {
+		ctx.JSON(http.StatusInternalServerError, errorResponse(err))
+		return
+	}
+
+	ctx.JSON(http.StatusOK, ProductCategories)
+}
+
+type updateProductCategoryRequest struct {
+	ProductCategoryID uuid.UUID `json:"ProductCategory_id" binding:"required"`
+	Name              string    `json:"name" binding:"required"`
+}
+
+func (server *Server) updateProductCategory(ctx *gin.Context) {
+	var req updateProductCategoryRequest
+	if err := ctx.ShouldBindJSON(&req); err != nil {
+		ctx.JSON(http.StatusBadRequest, errorResponse(err))
+		return
+	}
+
+	arg := db.UpdateProductCategoryParams{
+		ID:   req.ProductCategoryID,
+		Name: req.Name,
+	}
+
+	ProductCategory, err := server.store.UpdateProductCategory(ctx, arg)
+	if err != nil {
+		if err == sql.ErrNoRows {
+			ctx.JSON(http.StatusNotFound, errorResponse(err))
+			return
+		}
+		ctx.JSON(http.StatusInternalServerError, errorResponse(err))
+		return
+	}
+
+	ctx.JSON(http.StatusOK, ProductCategory)
+}

api/product_category_test.go

@@ -0,0 +1,89 @@
+package api
+
+import (
+	"bytes"
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+	"time"
+
+	mockdb "git.nochill.in/nochill/naice_pos/db/mock"
+	db "git.nochill.in/nochill/naice_pos/db/sqlc"
+	"git.nochill.in/nochill/naice_pos/token"
+	"git.nochill.in/nochill/naice_pos/util"
+	"github.com/gin-gonic/gin"
+	"github.com/golang/mock/gomock"
+	"github.com/google/uuid"
+	"github.com/stretchr/testify/require"
+)
+
+func TestCreateProductCategory(t *testing.T) {
+	productCategory := createRandomProductCategory(t)
+
+	testCases := []struct {
+		name          string
+		body          gin.H
+		setupAuth     func(t *testing.T, request *http.Request, tokenMaker token.Maker)
+		buildStubs    func(store *mockdb.MockStore)
+		checkResponse func(recorder *httptest.ResponseRecorder)
+	}{
+		{
+			name: "OK",
+			body: gin.H{
+				"name":        productCategory.Name,
+				"merchant_id": productCategory.MerchantID,
+			},
+			setupAuth: func(t *testing.T, request *http.Request, tokenMaker token.Maker) {
+				addAuthorization(t, request, tokenMaker, authorizationTypeBearer, util.RandomEmail(), "a848090f-0409-4386-9caa-929ae6874dbb", time.Minute)
+			},
+			buildStubs: func(store *mockdb.MockStore) {
+				arg := db.CreateProductCategoryParams{
+					MerchantID: uuid.MustParse("a848090f-0409-4386-9caa-929ae6874dbb"),
+					Name:       productCategory.Name,
+				}
+				store.EXPECT().
+					CreateProductCategory(gomock.Any(), gomock.Eq(arg)).
+					Times(1).
+					Return(productCategory, nil)
+			},
+			checkResponse: func(recorder *httptest.ResponseRecorder) {
+				require.Equal(t, http.StatusOK, recorder.Code)
+			},
+		},
+	}
+
+	for i := range testCases {
+		tc := testCases[i]
+
+		t.Run(tc.name, func(t *testing.T) {
+			ctrl := gomock.NewController(t)
+			defer ctrl.Finish()
+
+			data, err := json.Marshal(tc.body)
+			require.NoError(t, err)
+
+			store := mockdb.NewMockStore(ctrl)
+			tc.buildStubs(store)
+
+			server := newTestServer(t, store)
+			recorder := httptest.NewRecorder()
+
+			url := "/api/product/category"
+			request, err := http.NewRequest(http.MethodPost, url, bytes.NewReader(data))
+			require.NoError(t, err)
+
+			tc.setupAuth(t, request, server.tokenMaker)
+			server.router.ServeHTTP(recorder, request)
+			tc.checkResponse(recorder)
+		})
+	}
+}
+
+func createRandomProductCategory(t *testing.T) db.ProductCategory {
+	return db.ProductCategory{
+		ID:         uuid.New(),
+		MerchantID: uuid.MustParse("a848090f-0409-4386-9caa-929ae6874dbb"),
+		Name:       util.RandomString(5),
+	}
+}

api/server.go

@@ -44,6 +44,11 @@ func (server *Server) getRoutes() {
 	apiRoutes.PATCH("/products", server.updateProduct)
 	apiRoutes.GET("/product/:id", server.getProduct)
 
+	apiRoutes.POST("/product/category", server.createProductCategory)
+	apiRoutes.GET("/product/categories", server.listProductCategories)
+	apiRoutes.PATCH("/product/category", server.updateProductCategory)
+	// apiRoutes.DELETE("/product/category/:id", server.)
+
 	apiRoutes.POST("/suppliers", server.createSupplier)
 
 	apiRoutes.POST("/purchase-products", server.createPurchase)

db/migrations/000001_init_schema.up.sql

@@ -16,6 +16,7 @@ CREATE TABLE merchants (
   "created_at" timestamp default(now()),
   "updated_at" timestamp default(now())
 );
+
 create table suppliers (
   "id" uuid default gen_random_uuid() primary key not null,
   "index_id" bigserial not null,
@@ -47,6 +48,7 @@ CREATE TABLE products (
   "created_at" timestamp default(now()),
   "updated_at" timestamp default(now())
 );
+
 CREATE TABLE purchase_order (
   "id" uuid default gen_random_uuid() primary key not null,
   "supplier_id" uuid references "suppliers"("id") not null,

db/migrations/000003_create_product_categories.down.sql

@@ -0,0 +1,3 @@
+ALTER TABLE "products" DROP COLUMN "product_category_id";
+
+DROP TABLE IF EXISTS product_categories;

db/migrations/000003_create_product_categories.up.sql

@@ -0,0 +1,8 @@
+CREATE TABLE product_categories (
+    "id" uuid default gen_random_uuid() primary key not null,
+    "merchant_id" uuid references "merchants"("id") not null,
+    "index_id" bigserial not null,
+    "name" varchar not null
+);
+
+ALTER TABLE "products" ADD COLUMN "product_category_id" uuid NOT NULL DEFAULT gen_random_uuid();

db/mock/store.go

@@ -81,6 +81,21 @@ func (mr *MockStoreMockRecorder) CreateProduct(arg0, arg1 interface{}) *gomock.C
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "CreateProduct", reflect.TypeOf((*MockStore)(nil).CreateProduct), arg0, arg1)
 }
 
+// CreateProductCategory mocks base method.
+func (m *MockStore) CreateProductCategory(arg0 context.Context, arg1 db.CreateProductCategoryParams) (db.ProductCategory, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "CreateProductCategory", arg0, arg1)
+	ret0, _ := ret[0].(db.ProductCategory)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// CreateProductCategory indicates an expected call of CreateProductCategory.
+func (mr *MockStoreMockRecorder) CreateProductCategory(arg0, arg1 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "CreateProductCategory", reflect.TypeOf((*MockStore)(nil).CreateProductCategory), arg0, arg1)
+}
+
 // CreatePurchaseOrder mocks base method.
 func (m *MockStore) CreatePurchaseOrder(arg0 context.Context, arg1 db.CreatePurchaseOrderParams) (db.PurchaseOrder, error) {
 	m.ctrl.T.Helper()
@@ -214,6 +229,20 @@ func (mr *MockStoreMockRecorder) DeleteProduct(arg0, arg1 interface{}) *gomock.C
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "DeleteProduct", reflect.TypeOf((*MockStore)(nil).DeleteProduct), arg0, arg1)
 }
 
+// DeleteProductCategory mocks base method.
+func (m *MockStore) DeleteProductCategory(arg0 context.Context, arg1 uuid.UUID) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "DeleteProductCategory", arg0, arg1)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// DeleteProductCategory indicates an expected call of DeleteProductCategory.
+func (mr *MockStoreMockRecorder) DeleteProductCategory(arg0, arg1 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "DeleteProductCategory", reflect.TypeOf((*MockStore)(nil).DeleteProductCategory), arg0, arg1)
+}
+
 // DeleteSupplier mocks base method.
 func (m *MockStore) DeleteSupplier(arg0 context.Context, arg1 uuid.UUID) error {
 	m.ctrl.T.Helper()
@@ -288,6 +317,36 @@ func (mr *MockStoreMockRecorder) GetProduct(arg0, arg1 interface{}) *gomock.Call
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetProduct", reflect.TypeOf((*MockStore)(nil).GetProduct), arg0, arg1)
 }
 
+// GetPurchaseOrderById mocks base method.
+func (m *MockStore) GetPurchaseOrderById(arg0 context.Context, arg1 uuid.UUID) (db.PurchaseOrder, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "GetPurchaseOrderById", arg0, arg1)
+	ret0, _ := ret[0].(db.PurchaseOrder)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// GetPurchaseOrderById indicates an expected call of GetPurchaseOrderById.
+func (mr *MockStoreMockRecorder) GetPurchaseOrderById(arg0, arg1 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetPurchaseOrderById", reflect.TypeOf((*MockStore)(nil).GetPurchaseOrderById), arg0, arg1)
+}
+
+// GetPurchaseOrderDetailsByPuchaseOrderId mocks base method.
+func (m *MockStore) GetPurchaseOrderDetailsByPuchaseOrderId(arg0 context.Context, arg1 uuid.UUID) (db.PurchaseOrderDetail, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "GetPurchaseOrderDetailsByPuchaseOrderId", arg0, arg1)
+	ret0, _ := ret[0].(db.PurchaseOrderDetail)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// GetPurchaseOrderDetailsByPuchaseOrderId indicates an expected call of GetPurchaseOrderDetailsByPuchaseOrderId.
+func (mr *MockStoreMockRecorder) GetPurchaseOrderDetailsByPuchaseOrderId(arg0, arg1 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetPurchaseOrderDetailsByPuchaseOrderId", reflect.TypeOf((*MockStore)(nil).GetPurchaseOrderDetailsByPuchaseOrderId), arg0, arg1)
+}
+
 // GetSession mocks base method.
 func (m *MockStore) GetSession(arg0 context.Context, arg1 uuid.UUID) (db.UserSession, error) {
 	m.ctrl.T.Helper()
@@ -348,6 +407,21 @@ func (mr *MockStoreMockRecorder) GetUserById(arg0, arg1 interface{}) *gomock.Cal
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetUserById", reflect.TypeOf((*MockStore)(nil).GetUserById), arg0, arg1)
 }
 
+// ListProductCategoriesByMerchantID mocks base method.
+func (m *MockStore) ListProductCategoriesByMerchantID(arg0 context.Context, arg1 db.ListProductCategoriesByMerchantIDParams) ([]db.ProductCategory, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "ListProductCategoriesByMerchantID", arg0, arg1)
+	ret0, _ := ret[0].([]db.ProductCategory)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// ListProductCategoriesByMerchantID indicates an expected call of ListProductCategoriesByMerchantID.
+func (mr *MockStoreMockRecorder) ListProductCategoriesByMerchantID(arg0, arg1 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "ListProductCategoriesByMerchantID", reflect.TypeOf((*MockStore)(nil).ListProductCategoriesByMerchantID), arg0, arg1)
+}
+
 // ListProducts mocks base method.
 func (m *MockStore) ListProducts(arg0 context.Context, arg1 db.ListProductsParams) ([]db.Product, error) {
 	m.ctrl.T.Helper()
@@ -363,6 +437,21 @@ func (mr *MockStoreMockRecorder) ListProducts(arg0, arg1 interface{}) *gomock.Ca
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "ListProducts", reflect.TypeOf((*MockStore)(nil).ListProducts), arg0, arg1)
 }
 
+// ListPurchaseOrderByMerchantId mocks base method.
+func (m *MockStore) ListPurchaseOrderByMerchantId(arg0 context.Context, arg1 uuid.UUID) ([]db.PurchaseOrder, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "ListPurchaseOrderByMerchantId", arg0, arg1)
+	ret0, _ := ret[0].([]db.PurchaseOrder)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// ListPurchaseOrderByMerchantId indicates an expected call of ListPurchaseOrderByMerchantId.
+func (mr *MockStoreMockRecorder) ListPurchaseOrderByMerchantId(arg0, arg1 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "ListPurchaseOrderByMerchantId", reflect.TypeOf((*MockStore)(nil).ListPurchaseOrderByMerchantId), arg0, arg1)
+}
+
 // PurchaseOrderTx mocks base method.
 func (m *MockStore) PurchaseOrderTx(arg0 context.Context, arg1 db.PurchasoOrderTxParams) (db.PurchaseOrderTxResult, error) {
 	m.ctrl.T.Helper()
@@ -423,6 +512,21 @@ func (mr *MockStoreMockRecorder) UpdateProduct(arg0, arg1 interface{}) *gomock.C
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "UpdateProduct", reflect.TypeOf((*MockStore)(nil).UpdateProduct), arg0, arg1)
 }
 
+// UpdateProductCategory mocks base method.
+func (m *MockStore) UpdateProductCategory(arg0 context.Context, arg1 db.UpdateProductCategoryParams) (db.ProductCategory, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "UpdateProductCategory", arg0, arg1)
+	ret0, _ := ret[0].(db.ProductCategory)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// UpdateProductCategory indicates an expected call of UpdateProductCategory.
+func (mr *MockStoreMockRecorder) UpdateProductCategory(arg0, arg1 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "UpdateProductCategory", reflect.TypeOf((*MockStore)(nil).UpdateProductCategory), arg0, arg1)
+}
+
 // UpdateProductStock mocks base method.
 func (m *MockStore) UpdateProductStock(arg0 context.Context, arg1 db.UpdateProductStockParams) error {
 	m.ctrl.T.Helper()

db/query/product_category.sql

@@ -0,0 +1,24 @@
+-- name: CreateProductCategory :one
+INSERT INTO product_categories (
+  merchant_id,
+  name
+) VALUES (
+  $1, $2
+)
+RETURNING *;
+
+-- name: ListProductCategoriesByMerchantID :many
+SELECT * FROM product_categories
+WHERE merchant_id = $1 
+ORDER BY index_id
+LIMIT $2
+OFFSET $3;
+
+-- name: UpdateProductCategory :one
+UPDATE product_categories   
+SET name = $1
+WHERE id = $2
+RETURNING *;
+
+-- name: DeleteProductCategory :exec
+DELETE FROM product_categories WHERE id = $1;

db/query/purchase_order.sql

@@ -10,4 +10,14 @@ INSERT INTO purchase_order (
 ) VALUES (
   $1, $2, $3, $4, $5, $6, $7
 )
-RETURNING *;
+RETURNING *;
+
+-- name: GetPurchaseOrderById :one
+SELECT * 
+FROM purchase_order
+WHERE id = $1;
+
+-- name: ListPurchaseOrderByMerchantId :many
+SELECT *
+FROM purchase_order
+WHERE merchant_id = $1;

db/query/purchase_order_detail.sql

@@ -9,4 +9,9 @@ INSERT INTO purchase_order_detail (
 ) VALUES (
   $1, $2, $3, $4, $5, $6
 )
-RETURNING *;
+RETURNING *;
+
+-- name: GetPurchaseOrderDetailsByPuchaseOrderId :one
+SELECT *
+FROM purchase_order_detail
+WHERE purchase_order_id = $1;

db/sqlc/models.go

@@ -33,15 +33,23 @@ type Merchant struct {
 }
 
 type Product struct {
-	ID            uuid.UUID    `json:"id"`
-	MerchantID    uuid.UUID    `json:"merchant_id"`
-	IndexID       int64        `json:"index_id"`
-	Name          string       `json:"name"`
-	SellingPrice  float64      `json:"selling_price"`
-	PurchasePrice float64      `json:"purchase_price"`
-	Stock         float64      `json:"stock"`
-	CreatedAt     sql.NullTime `json:"created_at"`
-	UpdatedAt     sql.NullTime `json:"updated_at"`
+	ID                uuid.UUID    `json:"id"`
+	MerchantID        uuid.UUID    `json:"merchant_id"`
+	IndexID           int64        `json:"index_id"`
+	Name              string       `json:"name"`
+	SellingPrice      float64      `json:"selling_price"`
+	PurchasePrice     float64      `json:"purchase_price"`
+	Stock             float64      `json:"stock"`
+	CreatedAt         sql.NullTime `json:"created_at"`
+	UpdatedAt         sql.NullTime `json:"updated_at"`
+	ProductCategoryID uuid.UUID    `json:"product_category_id"`
+}
+
+type ProductCategory struct {
+	ID         uuid.UUID `json:"id"`
+	MerchantID uuid.UUID `json:"merchant_id"`
+	IndexID    int64     `json:"index_id"`
+	Name       string    `json:"name"`
 }
 
 type PurchaseOrder struct {

db/sqlc/product_category.sql.go

@@ -0,0 +1,114 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.17.2
+// source: product_category.sql
+
+package db
+
+import (
+	"context"
+
+	"github.com/google/uuid"
+)
+
+const createProductCategory = `-- name: CreateProductCategory :one
+INSERT INTO product_categories (
+  merchant_id,
+  name
+) VALUES (
+  $1, $2
+)
+RETURNING id, merchant_id, index_id, name
+`
+
+type CreateProductCategoryParams struct {
+	MerchantID uuid.UUID `json:"merchant_id"`
+	Name       string    `json:"name"`
+}
+
+func (q *Queries) CreateProductCategory(ctx context.Context, arg CreateProductCategoryParams) (ProductCategory, error) {
+	row := q.db.QueryRowContext(ctx, createProductCategory, arg.MerchantID, arg.Name)
+	var i ProductCategory
+	err := row.Scan(
+		&i.ID,
+		&i.MerchantID,
+		&i.IndexID,
+		&i.Name,
+	)
+	return i, err
+}
+
+const deleteProductCategory = `-- name: DeleteProductCategory :exec
+DELETE FROM product_categories WHERE id = $1
+`
+
+func (q *Queries) DeleteProductCategory(ctx context.Context, id uuid.UUID) error {
+	_, err := q.db.ExecContext(ctx, deleteProductCategory, id)
+	return err
+}
+
+const listProductCategoriesByMerchantID = `-- name: ListProductCategoriesByMerchantID :many
+SELECT id, merchant_id, index_id, name FROM product_categories
+WHERE merchant_id = $1 
+ORDER BY index_id
+LIMIT $2
+OFFSET $3
+`
+
+type ListProductCategoriesByMerchantIDParams struct {
+	MerchantID uuid.UUID `json:"merchant_id"`
+	Limit      int32     `json:"limit"`
+	Offset     int32     `json:"offset"`
+}
+
+func (q *Queries) ListProductCategoriesByMerchantID(ctx context.Context, arg ListProductCategoriesByMerchantIDParams) ([]ProductCategory, error) {
+	rows, err := q.db.QueryContext(ctx, listProductCategoriesByMerchantID, arg.MerchantID, arg.Limit, arg.Offset)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	items := []ProductCategory{}
+	for rows.Next() {
+		var i ProductCategory
+		if err := rows.Scan(
+			&i.ID,
+			&i.MerchantID,
+			&i.IndexID,
+			&i.Name,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const updateProductCategory = `-- name: UpdateProductCategory :one
+UPDATE product_categories   
+SET name = $1
+WHERE id = $2
+RETURNING id, merchant_id, index_id, name
+`
+
+type UpdateProductCategoryParams struct {
+	Name string    `json:"name"`
+	ID   uuid.UUID `json:"id"`
+}
+
+func (q *Queries) UpdateProductCategory(ctx context.Context, arg UpdateProductCategoryParams) (ProductCategory, error) {
+	row := q.db.QueryRowContext(ctx, updateProductCategory, arg.Name, arg.ID)
+	var i ProductCategory
+	err := row.Scan(
+		&i.ID,
+		&i.MerchantID,
+		&i.IndexID,
+		&i.Name,
+	)
+	return i, err
+}

db/sqlc/product_category_test.go

@@ -0,0 +1,72 @@
+package db
+
+import (
+	"context"
+	"testing"
+
+	"git.nochill.in/nochill/naice_pos/util"
+	"github.com/google/uuid"
+	"github.com/stretchr/testify/require"
+)
+
+var merchantID = uuid.MustParse("a848090f-0409-4386-9caa-929ae6874dbb")
+
+func createRandomProductCategory(t *testing.T) ProductCategory {
+	arg := CreateProductCategoryParams{
+		MerchantID: merchantID,
+		Name:       util.RandomString(6),
+	}
+
+	productCategory, err := testQueries.CreateProductCategory(context.Background(), arg)
+	require.NoError(t, err)
+	require.Equal(t, productCategory.Name, arg.Name)
+
+	return productCategory
+}
+
+func TestCreateProductCategory(t *testing.T) {
+	createRandomProductCategory(t)
+}
+
+func TestListProductCategories(t *testing.T) {
+	tries := 5
+	for i := 0; i < tries; i++ {
+		createRandomProductCategory(t)
+	}
+
+	arg := ListProductCategoriesByMerchantIDParams{
+		MerchantID: merchantID,
+		Limit:      5,
+		Offset:     0,
+	}
+
+	listProductCategories, err := testQueries.ListProductCategoriesByMerchantID(context.Background(), arg)
+	require.NoError(t, err)
+
+	for _, productCategory := range listProductCategories {
+		require.NotEmpty(t, productCategory)
+		require.Equal(t, merchantID, productCategory.MerchantID)
+	}
+}
+
+func TestUpdateProductCategory(t *testing.T) {
+	productCategory := createRandomProductCategory(t)
+
+	arg := UpdateProductCategoryParams{
+		Name: util.RandomString(5),
+		ID:   productCategory.ID,
+	}
+
+	updatedProductCategory, err := testQueries.UpdateProductCategory(context.Background(), arg)
+	require.NoError(t, err)
+
+	require.NotEqual(t, updatedProductCategory.Name, productCategory.Name)
+	require.Equal(t, arg.Name, updatedProductCategory.Name)
+}
+
+func TestDeleteProductCategory(t *testing.T) {
+	productCategory := createRandomProductCategory(t)
+
+	err := testQueries.DeleteProductCategory(context.Background(), productCategory.ID)
+	require.NoError(t, err)
+}

db/sqlc/products.sql.go

@@ -22,7 +22,7 @@ INSERT INTO products (
 ) VALUES (
   $1, $2, $3, $4, $5
 )
-RETURNING id, merchant_id, index_id, name, selling_price, purchase_price, stock, created_at, updated_at
+RETURNING id, merchant_id, index_id, name, selling_price, purchase_price, stock, created_at, updated_at, product_category_id
 `
 
 type CreateProductParams struct {
@@ -52,6 +52,7 @@ func (q *Queries) CreateProduct(ctx context.Context, arg CreateProductParams) (P
 		&i.Stock,
 		&i.CreatedAt,
 		&i.UpdatedAt,
+		&i.ProductCategoryID,
 	)
 	return i, err
 }
@@ -66,7 +67,7 @@ func (q *Queries) DeleteProduct(ctx context.Context, id uuid.UUID) error {
 }
 
 const getProduct = `-- name: GetProduct :one
-SELECT id, merchant_id, index_id, name, selling_price, purchase_price, stock, created_at, updated_at FROM products
+SELECT id, merchant_id, index_id, name, selling_price, purchase_price, stock, created_at, updated_at, product_category_id FROM products
 WHERE id = $1
 `
 
@@ -83,12 +84,13 @@ func (q *Queries) GetProduct(ctx context.Context, id uuid.UUID) (Product, error)
 		&i.Stock,
 		&i.CreatedAt,
 		&i.UpdatedAt,
+		&i.ProductCategoryID,
 	)
 	return i, err
 }
 
 const getStockForUpdateStock = `-- name: GetStockForUpdateStock :one
-SELECT id, merchant_id, index_id, name, selling_price, purchase_price, stock, created_at, updated_at FROM products
+SELECT id, merchant_id, index_id, name, selling_price, purchase_price, stock, created_at, updated_at, product_category_id FROM products
 WHERE id = $1 
 LIMIT 1
 FOR NO KEY UPDATE
@@ -107,12 +109,13 @@ func (q *Queries) GetStockForUpdateStock(ctx context.Context, id uuid.UUID) (Pro
 		&i.Stock,
 		&i.CreatedAt,
 		&i.UpdatedAt,
+		&i.ProductCategoryID,
 	)
 	return i, err
 }
 
 const listProducts = `-- name: ListProducts :many
-SELECT id, merchant_id, index_id, name, selling_price, purchase_price, stock, created_at, updated_at FROM products
+SELECT id, merchant_id, index_id, name, selling_price, purchase_price, stock, created_at, updated_at, product_category_id FROM products
 WHERE merchant_id = $1
 ORDER BY index_id
 LIMIT $2
@@ -144,6 +147,7 @@ func (q *Queries) ListProducts(ctx context.Context, arg ListProductsParams) ([]P
 			&i.Stock,
 			&i.CreatedAt,
 			&i.UpdatedAt,
+			&i.ProductCategoryID,
 		); err != nil {
 			return nil, err
 		}
@@ -162,7 +166,7 @@ const updateProduct = `-- name: UpdateProduct :one
 UPDATE products
 SET name = $2, selling_price = $3, purchase_price = $4, updated_at = $5
 WHERE id = $1
-RETURNING id, merchant_id, index_id, name, selling_price, purchase_price, stock, created_at, updated_at
+RETURNING id, merchant_id, index_id, name, selling_price, purchase_price, stock, created_at, updated_at, product_category_id
 `
 
 type UpdateProductParams struct {
@@ -192,6 +196,7 @@ func (q *Queries) UpdateProduct(ctx context.Context, arg UpdateProductParams) (P
 		&i.Stock,
 		&i.CreatedAt,
 		&i.UpdatedAt,
+		&i.ProductCategoryID,
 	)
 	return i, err
 }

db/sqlc/purchase_order.sql.go

@@ -63,3 +63,69 @@ func (q *Queries) CreatePurchaseOrder(ctx context.Context, arg CreatePurchaseOrd
 	)
 	return i, err
 }
+
+const getPurchaseOrderById = `-- name: GetPurchaseOrderById :one
+SELECT id, supplier_id, merchant_id, index_id, code, is_paid, total, paid_nominal, note, created_at, updated_at 
+FROM purchase_order
+WHERE id = $1
+`
+
+func (q *Queries) GetPurchaseOrderById(ctx context.Context, id uuid.UUID) (PurchaseOrder, error) {
+	row := q.db.QueryRowContext(ctx, getPurchaseOrderById, id)
+	var i PurchaseOrder
+	err := row.Scan(
+		&i.ID,
+		&i.SupplierID,
+		&i.MerchantID,
+		&i.IndexID,
+		&i.Code,
+		&i.IsPaid,
+		&i.Total,
+		&i.PaidNominal,
+		&i.Note,
+		&i.CreatedAt,
+		&i.UpdatedAt,
+	)
+	return i, err
+}
+
+const listPurchaseOrderByMerchantId = `-- name: ListPurchaseOrderByMerchantId :many
+SELECT id, supplier_id, merchant_id, index_id, code, is_paid, total, paid_nominal, note, created_at, updated_at
+FROM purchase_order
+WHERE merchant_id = $1
+`
+
+func (q *Queries) ListPurchaseOrderByMerchantId(ctx context.Context, merchantID uuid.UUID) ([]PurchaseOrder, error) {
+	rows, err := q.db.QueryContext(ctx, listPurchaseOrderByMerchantId, merchantID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	items := []PurchaseOrder{}
+	for rows.Next() {
+		var i PurchaseOrder
+		if err := rows.Scan(
+			&i.ID,
+			&i.SupplierID,
+			&i.MerchantID,
+			&i.IndexID,
+			&i.Code,
+			&i.IsPaid,
+			&i.Total,
+			&i.PaidNominal,
+			&i.Note,
+			&i.CreatedAt,
+			&i.UpdatedAt,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}

db/sqlc/purchase_order_detail.sql.go

@@ -59,3 +59,28 @@ func (q *Queries) CreatePurchaseOrderDetail(ctx context.Context, arg CreatePurch
 	)
 	return i, err
 }
+
+const getPurchaseOrderDetailsByPuchaseOrderId = `-- name: GetPurchaseOrderDetailsByPuchaseOrderId :one
+SELECT id, index_id, code, merchant_id, purchase_order_id, product_id, quantity, sub_total, product_price, created_at, updated_at
+FROM purchase_order_detail
+WHERE purchase_order_id = $1
+`
+
+func (q *Queries) GetPurchaseOrderDetailsByPuchaseOrderId(ctx context.Context, purchaseOrderID uuid.UUID) (PurchaseOrderDetail, error) {
+	row := q.db.QueryRowContext(ctx, getPurchaseOrderDetailsByPuchaseOrderId, purchaseOrderID)
+	var i PurchaseOrderDetail
+	err := row.Scan(
+		&i.ID,
+		&i.IndexID,
+		&i.Code,
+		&i.MerchantID,
+		&i.PurchaseOrderID,
+		&i.ProductID,
+		&i.Quantity,
+		&i.SubTotal,
+		&i.ProductPrice,
+		&i.CreatedAt,
+		&i.UpdatedAt,
+	)
+	return i, err
+}

db/sqlc/querier.go

@@ -14,6 +14,7 @@ type Querier interface {
 	CreateCustomers(ctx context.Context, arg CreateCustomersParams) (Customer, error)
 	CreateMerchant(ctx context.Context, arg CreateMerchantParams) (Merchant, error)
 	CreateProduct(ctx context.Context, arg CreateProductParams) (Product, error)
+	CreateProductCategory(ctx context.Context, arg CreateProductCategoryParams) (ProductCategory, error)
 	CreatePurchaseOrder(ctx context.Context, arg CreatePurchaseOrderParams) (PurchaseOrder, error)
 	CreatePurchaseOrderDetail(ctx context.Context, arg CreatePurchaseOrderDetailParams) (PurchaseOrderDetail, error)
 	CreateSession(ctx context.Context, arg CreateSessionParams) (UserSession, error)
@@ -22,19 +23,25 @@ type Querier interface {
 	CustomersList(ctx context.Context, arg CustomersListParams) ([]Customer, error)
 	DeleteCustomer(ctx context.Context, id uuid.UUID) error
 	DeleteProduct(ctx context.Context, id uuid.UUID) error
+	DeleteProductCategory(ctx context.Context, id uuid.UUID) error
 	DeleteSupplier(ctx context.Context, id uuid.UUID) error
 	GetMerchantById(ctx context.Context, id uuid.UUID) (Merchant, error)
 	GetMerchantByUserId(ctx context.Context, ownerID uuid.UUID) (Merchant, error)
 	GetPasswordByEmail(ctx context.Context, email string) (string, error)
 	GetProduct(ctx context.Context, id uuid.UUID) (Product, error)
+	GetPurchaseOrderById(ctx context.Context, id uuid.UUID) (PurchaseOrder, error)
+	GetPurchaseOrderDetailsByPuchaseOrderId(ctx context.Context, purchaseOrderID uuid.UUID) (PurchaseOrderDetail, error)
 	GetSession(ctx context.Context, id uuid.UUID) (UserSession, error)
 	GetStockForUpdateStock(ctx context.Context, id uuid.UUID) (Product, error)
 	GetUserByEmail(ctx context.Context, email string) (User, error)
 	GetUserById(ctx context.Context, id uuid.UUID) (User, error)
+	ListProductCategoriesByMerchantID(ctx context.Context, arg ListProductCategoriesByMerchantIDParams) ([]ProductCategory, error)
 	ListProducts(ctx context.Context, arg ListProductsParams) ([]Product, error)
+	ListPurchaseOrderByMerchantId(ctx context.Context, merchantID uuid.UUID) ([]PurchaseOrder, error)
 	SuppliersList(ctx context.Context, arg SuppliersListParams) ([]Supplier, error)
 	UpdateCustomer(ctx context.Context, id uuid.UUID) (Customer, error)
 	UpdateProduct(ctx context.Context, arg UpdateProductParams) (Product, error)
+	UpdateProductCategory(ctx context.Context, arg UpdateProductCategoryParams) (ProductCategory, error)
 	UpdateProductStock(ctx context.Context, arg UpdateProductStockParams) error
 	UpdateSupplier(ctx context.Context, id uuid.UUID) (Supplier, error)
 }