Refactor api code: split between packages

internal/routes/bookpostcreate.go

@@ -0,0 +1,33 @@
+package routes
+
+import (
+	"net/http"
+
+	"git.artlef.fr/PersonalLibraryManager/internal/appcontext"
+	"git.artlef.fr/PersonalLibraryManager/internal/dto"
+	"git.artlef.fr/PersonalLibraryManager/internal/mapper"
+	"git.artlef.fr/PersonalLibraryManager/internal/model"
+	"git.artlef.fr/PersonalLibraryManager/internal/myvalidator"
+	"github.com/gin-gonic/gin"
+)
+
+func PostBookHandler(ac appcontext.AppContext) {
+	var book dto.BookPostCreate
+	err := ac.C.ShouldBindJSON(&book)
+	if err != nil {
+		myvalidator.ManageBindingError(ac, err)
+		return
+	}
+	user, fetchUserErr := ac.GetAuthenticatedUser()
+	if fetchUserErr != nil {
+		ac.C.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+	bookDb := mapper.BookWsToDb(book, &user)
+	err = ac.Db.Model(&model.Book{}).Save(&bookDb).Error
+	if err != nil {
+		ac.C.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+	ac.C.String(200, "Success")
+}

internal/routes/booksearchget.go

@@ -0,0 +1,22 @@
+package routes
+
+import (
+	"net/http"
+	"strings"
+
+	"git.artlef.fr/PersonalLibraryManager/internal/appcontext"
+	"git.artlef.fr/PersonalLibraryManager/internal/dto"
+	"git.artlef.fr/PersonalLibraryManager/internal/mapper"
+	"git.artlef.fr/PersonalLibraryManager/internal/model"
+)
+
+func GetSearchBooksHandler(ac appcontext.AppContext) {
+	searchterm := ac.C.Param("searchterm")
+	var booksDb []model.Book
+	ac.Db.Where("LOWER(title) LIKE ?", "%"+strings.ToLower(searchterm)+"%").Find(&booksDb)
+	books := make([]dto.BookSearchGet, 0)
+	for _, b := range booksDb {
+		books = append(books, mapper.BookDbToWs(&b))
+	}
+	ac.C.JSON(http.StatusOK, books)
+}

internal/routes/bookuserget.go

@@ -0,0 +1,26 @@
+package routes
+
+import (
+	"net/http"
+
+	"git.artlef.fr/PersonalLibraryManager/internal/appcontext"
+	"git.artlef.fr/PersonalLibraryManager/internal/dto"
+	"git.artlef.fr/PersonalLibraryManager/internal/mapper"
+	"git.artlef.fr/PersonalLibraryManager/internal/model"
+	"github.com/gin-gonic/gin"
+)
+
+func GetMyBooksHanderl(ac appcontext.AppContext) {
+	var userbooks []model.UserBook
+	user, err := ac.GetAuthenticatedUser()
+	if err != nil {
+		ac.C.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+	ac.Db.Preload("Book").Where("user_id = ?", user.ID).Find(&userbooks)
+	booksDto := make([]dto.BookUserGet, 0)
+	for _, userbook := range userbooks {
+		booksDto = append(booksDto, mapper.UserBookDbToWs(&userbook))
+	}
+	ac.C.JSON(http.StatusOK, booksDto)
+}

internal/routes/userlogin.go

@@ -0,0 +1,47 @@
+package routes
+
+import (
+	"fmt"
+	"net/http"
+
+	"git.artlef.fr/PersonalLibraryManager/internal/appcontext"
+	"git.artlef.fr/PersonalLibraryManager/internal/dto"
+	"git.artlef.fr/PersonalLibraryManager/internal/i18nresource"
+	"git.artlef.fr/PersonalLibraryManager/internal/jwtauth"
+	"git.artlef.fr/PersonalLibraryManager/internal/model"
+	"git.artlef.fr/PersonalLibraryManager/internal/myvalidator"
+	"github.com/gin-gonic/gin"
+	"golang.org/x/crypto/bcrypt"
+	"gorm.io/gorm"
+)
+
+func PostLoginHandler(ac appcontext.AppContext) {
+	var user dto.UserLogin
+	err := ac.C.ShouldBindJSON(&user)
+	if err != nil {
+		myvalidator.ManageBindingError(ac, err)
+		return
+	}
+
+	if !isUserAndPasswordOk(ac.Db, user.Username, user.Password) {
+		ac.C.JSON(http.StatusInternalServerError,
+			gin.H{"error": i18nresource.GetTranslatedMessage(ac, "InvalidCredentials")})
+		return
+	}
+
+	var jwtToken string
+	jwtToken, err = jwtauth.GenerateJwtToken(user.Username)
+	if err != nil {
+		ac.C.JSON(http.StatusUnauthorized,
+			gin.H{"error": fmt.Errorf("Error when generating JWT token: %w", err)})
+		return
+	}
+	ac.C.JSON(200, gin.H{"message": i18nresource.GetTranslatedMessage(ac, "AuthenticationSuccess"), "token": jwtToken})
+}
+
+func isUserAndPasswordOk(db *gorm.DB, username string, password string) bool {
+	var user model.User
+	db.Where("name = ?", username).First(&user)
+	err := bcrypt.CompareHashAndPassword([]byte(user.Password), []byte(password))
+	return err == nil
+}

internal/routes/usersignup.go

@@ -0,0 +1,32 @@
+package routes
+
+import (
+	"net/http"
+
+	"git.artlef.fr/PersonalLibraryManager/internal/appcontext"
+	"git.artlef.fr/PersonalLibraryManager/internal/dto"
+	"git.artlef.fr/PersonalLibraryManager/internal/mapper"
+	"git.artlef.fr/PersonalLibraryManager/internal/model"
+	"git.artlef.fr/PersonalLibraryManager/internal/myvalidator"
+	"github.com/gin-gonic/gin"
+)
+
+func PostSignupHandler(ac appcontext.AppContext) {
+	var user dto.UserSignup
+	err := ac.C.ShouldBindJSON(&user)
+	if err != nil {
+		myvalidator.ManageBindingError(ac, err)
+		return
+	}
+	userDb, err := mapper.UserWsToDb(user)
+	if err != nil {
+		ac.C.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+	err = ac.Db.Model(&model.User{}).Save(&userDb).Error
+	if err != nil {
+		ac.C.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+	ac.C.String(200, "Success")
+}