initial structure

api/api.go

@@ -38,7 +38,13 @@ func New(db *sql.DB, cfg config.Config, logger *zap.Logger) *Server {
 		repository := transaction.NewRepository(db)
 		service := transaction.NewService(repository)
 		handler := transaction.NewHandler(service)
-		v1.GET("/expenses", handler.GetAll, middlewareHandler.SetFilterExpense, middlewareHandler.SetPagination)
+		v1.GET("/transactions", handler.GetAll, middlewareHandler.SetFilterExpense, middlewareHandler.SetPagination)
+		v1.POST("/transactions", handler.Create)
+		v1.GET("/transactions/expense/detail", handler.GetExpenses)
+		v1.GET("/transactions/summary", handler.GetSummary)
+		v1.GET("/transactions/balance", handler.GetBalance)
+		v1.PUT("/transactions/:id", handler.UpdateExpense)
+		v1.DELETE("/transactions/:id", handler.DeleteExpense)
 	}
 
 	{

api/transaction/handler.go

@@ -11,6 +11,12 @@ type handler struct {
 
 type Handler interface {
 	GetAll(c echo.Context) error
+	Create(c echo.Context) error
+	GetExpenses(c echo.Context) error
+	GetSummary(c echo.Context) error
+	GetBalance(c echo.Context) error
+	UpdateExpense(c echo.Context) error
+	DeleteExpense(c echo.Context) error
 }
 
 func NewHandler(service Service) Handler {
@@ -37,3 +43,27 @@ func (h handler) GetAll(c echo.Context) error {
 
 	return c.JSON(http.StatusOK, result)
 }
+
+func (h handler) Create(c echo.Context) error {
+	return nil
+}
+
+func (h handler) GetExpenses(c echo.Context) error {
+	return nil
+}
+
+func (h handler) GetSummary(c echo.Context) error {
+	return nil
+}
+
+func (h handler) GetBalance(c echo.Context) error {
+	return nil
+}
+
+func (h handler) UpdateExpense(c echo.Context) error {
+	return nil
+}
+
+func (h handler) DeleteExpense(c echo.Context) error {
+	return nil
+}

api/transaction/repository.go

@@ -8,6 +8,11 @@ import (
 
 type Repository interface {
 	GetAll(filter Filter, paginate Pagination) ([]Transaction, error)
+	Create(request CreateTransactionRequest) (CreateTransactionResponse, error)
+	GetExpenses(spenderId int) ([]Transaction, error)
+	GetSummary(spenderId int, txnTypes []string) ([]GetTransactionResponse, error)
+	UpdateExpense(transaction Transaction) error
+	DeleteExpense(id int) error
 }
 
 type repository struct {
@@ -76,3 +81,23 @@ func (r repository) GetAll(filter Filter, paginate Pagination) ([]Transaction, e
 
 	return expenses, nil
 }
+
+func (r repository) Create(request CreateTransactionRequest) (CreateTransactionResponse, error) {
+	return CreateTransactionResponse{}, nil
+}
+
+func (r repository) GetExpenses(spenderId int) ([]Transaction, error) {
+	return nil, nil
+}
+
+func (r repository) GetSummary(spenderId int, txnTypes []string) ([]GetTransactionResponse, error) {
+	return nil, nil
+}
+
+func (r repository) UpdateExpense(transaction Transaction) error {
+	return nil
+}
+
+func (r repository) DeleteExpense(id int) error {
+	return nil
+}

api/transaction/service.go

@@ -6,6 +6,12 @@ type service struct {
 
 type Service interface {
 	GetAll(filter Filter, pagination Pagination) ([]Transaction, error)
+	Create(request CreateTransactionRequest) (CreateTransactionResponse, error)
+	GetExpenses(spenderId int) ([]Transaction, error)
+	GetSummary(spenderId int, txnType string) (SummaryResponse, error)
+	GetBalance(spenderId int) (BalanceResponse, error)
+	UpdateExpense(transaction Transaction) error
+	DeleteExpense(id int) error
 }
 
 func NewService(repository Repository) Service {
@@ -20,3 +26,27 @@ func (s service) GetAll(filter Filter, paginate Pagination) ([]Transaction, erro
 
 	return result, nil
 }
+
+func (s service) Create(request CreateTransactionRequest) (CreateTransactionResponse, error) {
+	return CreateTransactionResponse{}, nil
+}
+
+func (s service) GetBalance(spenderId int) (BalanceResponse, error) {
+	return BalanceResponse{}, nil
+}
+
+func (s service) UpdateExpense(transaction Transaction) error {
+	return nil
+}
+
+func (s service) DeleteExpense(id int) error {
+	return nil
+}
+
+func (s service) GetSummary(spenderId int, txnType string) (SummaryResponse, error) {
+	return SummaryResponse{}, nil
+}
+
+func (s service) GetExpenses(spenderId int) ([]Transaction, error) {
+	return make([]Transaction, 0), nil
+}

api/transaction/transaction.go

@@ -18,7 +18,44 @@ type Transaction struct {
 	Date      *time.Time `json:"date"`
 	Amount    float32    `json:"amount"`
 	Category  string     `json:"category"`
-	ImageUrl  string     `json:"imageUrl"`
+	ImageUrl  string     `json:"image_url"`
 	Note      string     `json:"note"`
-	SpenderId string     `json:"spenderId"`
+	SpenderId string     `json:"spender_id"`
+}
+
+type CreateTransactionRequest struct {
+	Date      *time.Time `json:"date"`
+	Amount    float32    `json:"amount"`
+	Category  string     `json:"category"`
+	ImageUrl  string     `json:"image_url"`
+	Note      string     `json:"note"`
+	SpenderId string     `json:"spender_id"`
+	TxnType   string     `json:"transaction_type"`
+}
+
+type CreateTransactionResponse struct {
+	ID int `json:"id"`
+}
+
+type SummaryResponse struct {
+	TotalAmountSpend     float32 `json:"total_amount_spend"`
+	AvgAmountSpendPerDay float32 `json:"average_amount_spend_per_day"`
+	Total                int     `json:"total"`
+}
+
+type BalanceResponse struct {
+	TotalAmountEarned float32 `json:"total_amount_earned"`
+	TotalAmountSpend  float32 `json:"total_amount_spend"`
+	TotalAmountSaved  float32 `json:"total_amount_saved"`
+}
+
+type GetTransactionResponse struct {
+	ID        int        `json:"id"`
+	Date      *time.Time `json:"date"`
+	Amount    float32    `json:"amount"`
+	Category  string     `json:"category"`
+	ImageUrl  string     `json:"image_url"`
+	Note      string     `json:"note"`
+	SpenderId string     `json:"spender_id"`
+	TxnType   string     `json:"transaction_type"`
 }