partial repository layer added

pkg/service/subscription.go

@@ -0,0 +1,192 @@
+package service
+
+import (
+	"context"
+	"fmt"
+	"math"
+	"time"
+	"wallet-api/pkg/filter"
+	"wallet-api/pkg/model"
+	"wallet-api/pkg/repository"
+)
+
+type SubscriptionService struct {
+	repository *repository.SubscriptionRepository
+}
+
+func NewSubscriptionService(repository *repository.SubscriptionRepository) *SubscriptionService {
+	return &SubscriptionService{
+		repository,
+	}
+}
+
+/*
+New
+
+Inserts new row to subscription table.
+
+	   	Args:
+	   		context.Context: Application context
+			*model.NewSubscriptionBody: Request body
+		Returns:
+			*model.Subscription: Created Subscription row object from database.
+			*model.Exception: Exception payload.
+*/
+func (as *SubscriptionService) New(ctx context.Context, body *model.NewSubscriptionBody) (*model.Subscription, *model.Exception) {
+	tm := new(model.Subscription)
+	exceptionReturn := new(model.Exception)
+
+	amount, _ := body.Amount.Float64()
+	customRange, _ := body.CustomRange.Int64()
+
+	tm.Init()
+	tm.WalletID = body.WalletID
+	tm.TransactionTypeID = body.TransactionTypeID
+	tm.SubscriptionTypeID = body.SubscriptionTypeID
+	tm.CustomRange = int(customRange)
+	tm.Description = body.Description
+	tm.StartDate = body.StartDate
+	tm.HasEnd = body.HasEnd
+	tm.EndDate = body.EndDate
+	tm.Amount = float32(math.Round(amount*100) / 100)
+
+	if body.StartDate.IsZero() {
+		tm.StartDate = time.Now()
+	}
+
+	response, err := as.repository.New(ctx, tm)
+
+	if err != nil {
+		exceptionReturn.StatusCode = 400
+		exceptionReturn.ErrorCode = "400109"
+		exceptionReturn.Message = fmt.Sprintf("Error inserting row in \"subscription\" table: %s", err)
+		return nil, exceptionReturn
+	}
+	return response, nil
+}
+
+/*
+Get
+
+Gets row from subscription table by id.
+
+	   	Args:
+	   		context.Context: Application context
+			*model.Auth: Authentication model
+			string: subscription id to search
+			params: *model.Params
+		Returns:
+			*model.Subscription: Subscription row object from database.
+			*model.Exception: Exception payload.
+*/
+func (as *SubscriptionService) Get(ctx context.Context, am *model.Auth, flt filter.SubscriptionFilter) (*model.Subscription, *model.Exception) {
+	exceptionReturn := new(model.Exception)
+	wm := new(model.Subscription)
+	wm.Id = flt.Id
+	response, err := as.repository.Get(ctx, wm, flt)
+	if err != nil {
+		exceptionReturn.StatusCode = 400
+		exceptionReturn.ErrorCode = "400129"
+		exceptionReturn.Message = fmt.Sprintf("Error inserting row in \"subscription\" table: %s", err)
+		return nil, exceptionReturn
+	}
+
+	return response, nil
+}
+
+/*
+GetAll
+
+Gets filtered rows from subscription table.
+
+	   	Args:
+	   		context.Context: Application context
+			*model.Auth: Authentication object
+			string: Wallet id to search
+			*model.FilteredResponse: filter options
+		Returns:
+			*model.Exception: Exception payload.
+*/
+func (as *SubscriptionService) GetAll(ctx context.Context, flt *filter.SubscriptionFilter, filtered *model.FilteredResponse) *model.Exception {
+	wm := new([]model.Subscription)
+	exceptionReturn := new(model.Exception)
+
+	err := as.repository.GetAll(ctx, wm, filtered, flt)
+	if err != nil {
+		exceptionReturn.StatusCode = 400
+		exceptionReturn.ErrorCode = "400110"
+		exceptionReturn.Message = fmt.Sprintf("Error selecting row in \"subscription\" table: %s", err)
+		return exceptionReturn
+	}
+
+	return nil
+}
+
+/*
+Edit
+
+Updates row from subscription table by id.
+
+	   	Args:
+	   		context.Context: Application context
+			*model.SubscriptionEdit: Values to edit
+			string: id to search
+		Returns:
+			*model.Subscription: Edited Subscription row object from database.
+			*model.Exception: Exception payload.
+*/
+func (as *SubscriptionService) Edit(ctx context.Context, body *model.SubscriptionEdit, id string) (*model.Subscription, *model.Exception) {
+	amount, _ := body.Amount.Float64()
+	exceptionReturn := new(model.Exception)
+
+	tm := new(model.Subscription)
+	tm.Id = id
+	tm.EndDate = body.EndDate
+	tm.HasEnd = body.HasEnd
+	tm.Description = body.Description
+	tm.WalletID = body.WalletID
+	tm.Amount = float32(math.Round(amount*100) / 100)
+
+	response, err := as.repository.Edit(ctx, tm)
+	if err != nil {
+		exceptionReturn.StatusCode = 400
+		exceptionReturn.ErrorCode = "400111"
+		exceptionReturn.Message = fmt.Sprintf("Error updating row in \"subscription\" table: %s", err)
+		return nil, exceptionReturn
+	}
+
+	return response, nil
+}
+
+/*
+End
+
+Updates row in subscription table by id.
+
+Ends subscription with current date.
+
+	   	Args:
+	   		context.Context: Application context
+			string: id to search
+		Returns:
+			*model.Subscription: Created Subscription row object from database.
+			*model.Exception: Exception payload.
+*/
+func (as *SubscriptionService) End(ctx context.Context, id string) (*model.Subscription, *model.Exception) {
+	exceptionReturn := new(model.Exception)
+
+	tm := new(model.Subscription)
+	tm.Id = id
+	tm.EndDate = time.Now()
+	tm.HasEnd = true
+
+	response, err := as.repository.End(ctx, tm)
+	if err != nil {
+		exceptionReturn.StatusCode = 400
+		exceptionReturn.ErrorCode = "400112"
+		exceptionReturn.Message = fmt.Sprintf("Error updating row in \"subscription\" table: %s", err)
+		return nil, exceptionReturn
+	}
+
+	return response, nil
+}