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product.go
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product.go
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package handler
import (
"context"
"net/http"
"strconv"
"github.com/tally-it/tallyd/errors"
"encoding/json"
"github.com/go-validator/validator"
"github.com/tally-it/tallyd/contract"
"github.com/tally-it/tallyd/ctxutil"
)
func (h *Handler) productIndex(ctx context.Context, r *http.Request, pathParams map[string]string) (interface{}, error) {
logger := pkgLogger.ForFunc(ctx, "productIndex")
logger.Debug("enter handler")
// get all user data
products, err := h.repo.GetProductsWithStock(ctx)
if err != nil {
return nil, err
}
return products, nil
}
func (h *Handler) productDetail(ctx context.Context, r *http.Request, pathParams map[string]string) (interface{}, error) {
logger := pkgLogger.ForFunc(ctx, "productDetail")
logger.Debug("enter handler")
// read id
sku := pathParams["sku"]
SKU, err := strconv.Atoi(sku)
if err != nil {
logger.WithError(err).Error("failed to parse product sku")
return nil, errors.BadRequest(err.Error())
}
// get all product data
product, err := h.repo.GetProductByID(ctx, SKU)
if err != nil {
logger.WithError(err).Error("failed to get product data")
return nil, err
}
return product, nil
}
func (h *Handler) addProduct(ctx context.Context, r *http.Request, pathParams map[string]string) (interface{}, error) {
logger := pkgLogger.ForFunc(ctx, "addProduct")
logger.Debug("enter handler")
//TODO check if exact the same product is already existing
product := &contract.AddProductRequestBody{}
// get body data
decoder := json.NewDecoder(r.Body)
err := decoder.Decode(product)
if err != nil {
logger.WithError(err).Error("failed to parse body")
return nil, errors.BadRequest(err.Error())
}
defer r.Body.Close()
// validate data
if err = validator.Validate(product); err != nil {
logger.WithError(err).Warn("bad request")
return nil, errors.BadRequest(err.Error())
}
var productID int
if ctxutil.GetAdminStatus(ctx) == true {
productID, err = h.repo.AddProduct(ctx, *product)
if err != nil {
return 0, err
}
} else {
return 0, errors.Unauthorized()
}
return productID, nil
}
func (h *Handler) editProduct(ctx context.Context, r *http.Request, pathParams map[string]string) (interface{}, error) {
logger := pkgLogger.ForFunc(ctx, "changeProduct")
logger.Debug("enter handler")
// TODO check if anything has changed
// read id
productIDStr := pathParams["productID"]
productID, err := strconv.Atoi(productIDStr)
if err != nil {
logger.WithError(err).Error("failed to parse product sku")
return nil, errors.BadRequest(err.Error())
}
product := &contract.AddProductRequestBody{}
// get body data
decoder := json.NewDecoder(r.Body)
err = decoder.Decode(product)
if err != nil {
logger.WithError(err).Error("failed to parse body")
return nil, errors.BadRequest(err.Error())
}
defer r.Body.Close()
// validate data
if err = validator.Validate(product); err != nil {
logger.WithError(err).Warn("bad request")
return nil, errors.BadRequest(err.Error())
}
if ctxutil.GetAdminStatus(ctx) == true {
err = h.repo.EditProduct(ctx, productID,product)
if err != nil {
return nil, err
}
} else {
return nil, errors.Unauthorized()
}
return nil, nil
}
func (h *Handler) deleteProduct(ctx context.Context, r *http.Request, pathParams map[string]string) (interface{}, error) {
logger := pkgLogger.ForFunc(ctx, "deleteProduct")
logger.Debug("enter handler")
// read id
productIDString := pathParams["productID"]
productID, err := strconv.Atoi(productIDString)
if err != nil {
logger.WithError(err).Error("failed to parse product productID")
return nil, errors.BadRequest(err.Error())
}
if ctxutil.GetAdminStatus(ctx) == true {
// update delete status
err = h.repo.DeleteProduct(ctx, productID)
if err != nil {
return nil, err
}
} else {
return nil, errors.Unauthorized()
}
return nil, nil
}
func (h *Handler) changeStock(ctx context.Context, r *http.Request, pathParams map[string]string) (interface{}, error) {
logger := pkgLogger.ForFunc(ctx, "changeStock")
logger.Debug("enter handler")
// read id
productIDStr := pathParams["productID"]
productID, err := strconv.Atoi(productIDStr)
if err != nil {
logger.WithError(err).Error("failed to parse product productID")
return nil, errors.BadRequest(err.Error())
}
// get body data
stock := &contract.ChangeStockRequestBody{}
decoder := json.NewDecoder(r.Body)
err = decoder.Decode(stock)
if err != nil {
logger.WithError(err).Error("failed to parse body")
return nil, errors.BadRequest(err.Error())
}
defer r.Body.Close()
// insert user id
stock.UserID = ctxutil.GetUserID(ctx)
// insert sku
stock.ProductID = productID
// validate data
if err = validator.Validate(stock); err != nil {
logger.WithError(err).Warn("bad request")
return nil, errors.BadRequest(err.Error())
}
if ctxutil.GetAdminStatus(ctx) == true {
// change stock
err = h.repo.ChangeStock(ctx, *stock)
if err != nil {
return nil, err
}
} else {
return nil, errors.Unauthorized()
}
return nil, nil
}