/
purchase_returns.go
192 lines (161 loc) · 4.99 KB
/
purchase_returns.go
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package controllers
import (
"database/sql"
"fmt"
"log"
"net/http"
"strconv"
"github.com/jacky-htg/inventory/libraries/api"
"github.com/jacky-htg/inventory/models"
"github.com/jacky-htg/inventory/payloads/request"
"github.com/jacky-htg/inventory/payloads/response"
"github.com/julienschmidt/httprouter"
)
// PurchaseReturns : struct for set PurchaseReturns Dependency Injection
type PurchaseReturns struct {
Db *sql.DB
Log *log.Logger
}
// List : http handler for returning list of purchases
func (u *PurchaseReturns) List(w http.ResponseWriter, r *http.Request) {
var purchaseReturn models.PurchaseReturn
tx, err := u.Db.Begin()
if err != nil {
u.Log.Printf("ERROR : %+v", err)
api.ResponseError(w, fmt.Errorf("Begin tx: %v", err))
return
}
list, err := purchaseReturn.List(r.Context(), tx)
if err != nil {
tx.Rollback()
u.Log.Printf("ERROR : %+v", err)
api.ResponseError(w, fmt.Errorf("getting purchase returns list: %v", err))
return
}
tx.Commit()
var listResponse []*response.PurchaseReturnListResponse
for _, purchaseReturn := range list {
var purchaseReturnResponse response.PurchaseReturnListResponse
purchaseReturnResponse.Transform(&purchaseReturn)
listResponse = append(listResponse, &purchaseReturnResponse)
}
api.ResponseOK(w, listResponse, http.StatusOK)
}
// View : http handler for retrieve purchase return by id
func (u *PurchaseReturns) View(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
paramID := ctx.Value(api.Ctx("ps")).(httprouter.Params).ByName("id")
id, err := strconv.Atoi(paramID)
if err != nil {
u.Log.Printf("ERROR : %+v", err)
api.ResponseError(w, fmt.Errorf("type casting: %v", err))
return
}
var purchaseReturn models.PurchaseReturn
purchaseReturn.ID = uint64(id)
tx, err := u.Db.Begin()
if err != nil {
u.Log.Printf("ERROR : %+v", err)
api.ResponseError(w, fmt.Errorf("Begin tx: %v", err))
return
}
err = purchaseReturn.Get(ctx, tx)
if err == sql.ErrNoRows {
tx.Rollback()
u.Log.Printf("ERROR : %+v", err)
api.ResponseError(w, api.ErrNotFound(err, ""))
return
}
if err != nil {
tx.Rollback()
u.Log.Printf("ERROR : %+v", err)
api.ResponseError(w, fmt.Errorf("Get purchase return: %v", err))
return
}
tx.Commit()
var response response.PurchaseReturnResponse
response.Transform(&purchaseReturn)
api.ResponseOK(w, response, http.StatusOK)
}
// Create : http handler for create new purchase return
func (u *PurchaseReturns) Create(w http.ResponseWriter, r *http.Request) {
var purchaseReturnRequest request.NewPurchaseReturnRequest
err := api.Decode(r, &purchaseReturnRequest)
if err != nil {
u.Log.Printf("ERROR : %+v", err)
api.ResponseError(w, fmt.Errorf("decode purchase return: %v", err))
return
}
purchaseReturn := purchaseReturnRequest.Transform()
tx, err := u.Db.Begin()
if err != nil {
u.Log.Printf("ERROR : %+v", err)
api.ResponseError(w, fmt.Errorf("begin transaction: %v", err))
return
}
// todo check valid owner of PurchaseID
// todo check PurchaseID isvalid open to return
err = purchaseReturn.Create(r.Context(), tx)
if err != nil {
u.Log.Printf("ERROR : %+v", err)
tx.Rollback()
api.ResponseError(w, fmt.Errorf("Create purchase return: %v", err))
return
}
tx.Commit()
var response response.PurchaseReturnResponse
response.Transform(purchaseReturn)
api.ResponseOK(w, response, http.StatusCreated)
}
// Update : http handler for update purchase return by id
func (u *PurchaseReturns) Update(w http.ResponseWriter, r *http.Request) {
// TODO : untuk dikerjakan jika modul return pembayaran sudah selesai
// Edit purchase return hanya boleh dilakukan jika :
// 1. belum ada pembayaran
ctx := r.Context()
paramID := ctx.Value(api.Ctx("ps")).(httprouter.Params).ByName("id")
id, err := strconv.Atoi(paramID)
if err != nil {
u.Log.Printf("ERROR : %+v", err)
api.ResponseError(w, fmt.Errorf("type casting paramID: %v", err))
return
}
var purchaseReturn models.PurchaseReturn
purchaseReturn.ID = uint64(id)
tx, err := u.Db.Begin()
if err != nil {
u.Log.Printf("ERROR : %+v", err)
api.ResponseError(w, fmt.Errorf("Begin tx: %v", err))
return
}
err = purchaseReturn.Get(ctx, tx)
if err != nil {
tx.Rollback()
u.Log.Printf("ERROR : %+v", err)
api.ResponseError(w, fmt.Errorf("Get purchase return: %v", err))
return
}
var purchaseReturnRequest request.PurchaseReturnRequest
err = api.Decode(r, &purchaseReturnRequest)
if err != nil {
tx.Rollback()
u.Log.Printf("ERROR : %+v", err)
api.ResponseError(w, fmt.Errorf("Decode purchase return: %v", err))
return
}
if purchaseReturnRequest.ID <= 0 {
purchaseReturnRequest.ID = purchaseReturn.ID
}
purchaseReturnUpdate := purchaseReturnRequest.Transform(&purchaseReturn)
err = purchaseReturnUpdate.Update(ctx, tx)
if err != nil {
tx.Rollback()
u.Log.Printf("ERROR : %+v", err)
api.ResponseError(w, fmt.Errorf("Update purchase return: %v", err))
return
}
tx.Commit()
var response response.PurchaseReturnResponse
response.Transform(purchaseReturnUpdate)
api.ResponseOK(w, response, http.StatusOK)
}