Implemented Author lookup

+ book lookup optimization

Signed-off-by: kolaente <konrad@kola-entertainments.de>

models/author.go

@@ -23,4 +23,10 @@ type AuthorBook struct {
 
 func (AuthorBook) TableName() string {
 	return "authors_books"
+}
+
+func GetAuthorByID(id int64) (author Author, exists bool, err error) {
+	has, err := x.Id(id).Get(&author)
+
+	return author, has, err
 }

models/authors_list.go

@@ -0,0 +1,11 @@
+package models
+
+func ListAuthors() (authors []Author, err error) {
+	err = x.Find(&authors)
+
+	if err != nil {
+		return []Author{}, err
+	}
+
+	return authors, nil
+}

models/book.go

@@ -21,9 +21,9 @@ func (Book) TableName() string{
 	return "books"
 }
 
-func GetBookById(ID string) (book Book, err error)  {
+func GetBookById(ID int64) (book Book, exists bool, err error)  {
 	// Get the Book
-	_, err = x.ID(ID).Get(&book)
+	has, err := x.ID(ID).Get(&book)
 
 	// Get publisher
 	publisher := Publisher{ID: book.Publisher}
@@ -47,5 +47,5 @@ func GetBookById(ID string) (book Book, err error)  {
 
 	book.Authors = authors
 
-	return book, err
+	return book, has, err
 }

routes/api/v1/author_show.go

@@ -0,0 +1,37 @@
+package v1
+
+import (
+	"github.com/labstack/echo"
+	"net/http"
+	"git.mowie.cc/konrad/Library/models"
+	"strconv"
+)
+
+func AuthorShow(c echo.Context) error {
+	author := c.Param("id")
+
+	if author == "" {
+		return c.JSON(http.StatusBadRequest, models.Message{"Author ID cannot be empty."})
+	}
+
+	// Make int
+	authorID, err := strconv.ParseInt(author, 10, 64)
+	if err != nil {
+		return c.JSON(http.StatusInternalServerError, models.Message{"Error getting author infos."})
+	}
+
+	// Get Author Infos
+	authorInfos, exists, err := models.GetAuthorByID(authorID)
+
+	if err != nil {
+		return c.JSON(http.StatusInternalServerError, models.Message{"Error getting author infos."})
+	}
+
+	// Check if it exists
+	if !exists {
+		return c.JSON(http.StatusNotFound, models.Message{"Author not found."})
+	}
+
+	return c.JSON(http.StatusOK, authorInfos)
+
+}

routes/api/v1/authors_list.go

@@ -0,0 +1,18 @@
+package v1
+
+import (
+	"github.com/labstack/echo"
+	"net/http"
+	"git.mowie.cc/konrad/Library/models"
+)
+
+func AuthorsList(c echo.Context) error {
+
+	list, err := models.ListAuthors()
+
+	if err != nil{
+		return c.JSON(http.StatusInternalServerError, models.Message{"Error getting authors"})
+	}
+
+	return c.JSON(http.StatusOK, list)
+}

routes/api/v1/book_show.go

@@ -4,21 +4,30 @@ import (
 	"github.com/labstack/echo"
 	"net/http"
 	"git.mowie.cc/konrad/Library/models"
+	"strconv"
 )
 
 func BookShow(c echo.Context) error {
-	bookID := c.Param("id")
+	book := c.Param("id")
 
-	if bookID == "" {
+	if book == "" {
 		return c.JSON(http.StatusBadRequest, models.Message{"Book id cannot be empty."})
 	}
 
+	// Make int
+	bookID, err := strconv.ParseInt(book, 10, 64)
+
 	// Get book infos
-	book, err := models.GetBookById(bookID)
+	bookInfo, exists, err := models.GetBookById(bookID)
 
 	if err != nil {
 		return c.JSON(http.StatusInternalServerError, models.Message{"Could not get book infos"})
 	}
 
-	return c.JSON(http.StatusOK, book)
+	// Check if it exists
+	if !exists {
+		return c.JSON(http.StatusNotFound, models.Message{"Book not found."})
+	}
+
+	return c.JSON(http.StatusOK, bookInfo)
 }

routes/routes.go

@@ -31,6 +31,8 @@ func RegisterRoutes(e *echo.Echo) {
 	a.GET("/books/:id", apiv1.BookShow)
 
 	// Lookup Authors
+	a.GET("/authors/list", apiv1.AuthorsList)
+	a.GET("/authors/:id", apiv1.AuthorShow)
 
 	// Lookup Publishers
 
@@ -69,12 +71,14 @@ func RegisterRoutes(e *echo.Echo) {
 	/books/list			   - Auflisten
 	/books/add			   - |Hinzufügen
 
+	/authors/:id		   - Autor anzeigen
 	/authors/:id/edit      - |Autor bearbeiten
 	/authors/:id/delete    - |Autor löschen (auch mit allem in books_author)
 	/authors/list		   - Autoren auflisten
 	/authors/search?s=d    - Autoren suchen
 	/authors/add		   - |Hinzufügen
 
+	/publishers/:id		   - Verlag anzeigen
 	/publishers/:id/edit   - |Verlag bearbeiten
 	/publishers/:id/delete - |Verlag löschen (bei büchern Verlag auf 0 setzen)
 	/publishers/list	   - Verlage auflisten