Complete file tree and packages managment rework

internal/articles/handlers.go

@@ -0,0 +1,98 @@
+package articles
+
+import (
+	"fmt"
+	"net/http"
+
+	"github.com/Floriansylvain/GohCMS/internal/api"
+	"github.com/Floriansylvain/GohCMS/internal/database"
+	"github.com/gin-gonic/gin"
+	"go.mongodb.org/mongo-driver/bson"
+)
+
+func GetAllArticlesHandler(c *gin.Context) {
+	documents, err := database.GetDocuments(articlesLocation, gin.H{})
+	if err != nil {
+		api.SendBadRequest(c, err.Error())
+		return
+	}
+	c.JSON(http.StatusOK, GetAllArticlesBusiness(documents))
+}
+
+func GetArticleHandler(c *gin.Context) {
+	articleID := c.Params.ByName("id")
+	article, err := database.GetUniqueDocument(articlesLocation,
+		gin.H{"id_name": articleID})
+	if err != nil {
+		api.SendBadRequest(c, "The ID provided doesn't match any article.")
+		return
+	}
+	var parsedArticle Article
+	bson.Unmarshal(article, &parsedArticle)
+	c.JSON(http.StatusOK, parsedArticle)
+}
+
+func AddArticleHandler(c *gin.Context) {
+	var article Article
+	article.IdName = c.Params.ByName("id")
+	if c.BindJSON(&article) != nil {
+		api.SendBadRequest(c, "Could not correctly parse the article.")
+		return
+	}
+
+	document, err := bson.Marshal(article)
+	if err != nil {
+		api.SendBadRequest(c, "Could not correctly marshal the article.")
+		return
+	}
+
+	documents, _ := database.GetDocuments(articlesLocation, gin.H{})
+	if IsArticleIdAlreadyUsed(article.IdName, documents) {
+		api.SendBadRequest(c, "Article ID already used.")
+		return
+	}
+
+	err = database.PushDocument(articlesLocation, document)
+	if err != nil {
+		api.SendBadRequest(c, fmt.Sprintf(`Could not insert document into DB: %v`, err.Error()))
+		return
+	}
+
+	api.SendOk(c, "Article successfully added!")
+}
+
+func DeleteArticleHandler(c *gin.Context) {
+	id := c.Params.ByName("id")
+
+	deleteCount, err := database.DeleteDocument(articlesLocation, gin.H{"id_name": id})
+	if err != nil {
+		api.SendBadRequest(c, "Could not delete document into DB.")
+		return
+	}
+
+	if deleteCount != 0 {
+		api.SendOk(c, fmt.Sprintf("%d articles were successfully deleted!", deleteCount))
+	} else {
+		api.SendOk(c, "No articles were deleted.")
+	}
+}
+
+func EditArticleHandler(c *gin.Context) {
+	id := c.Params.ByName("id")
+
+	var articleUpdate database.DocumentUpdate
+	articleUpdate.Filter = gin.H{"id_name": id}
+	c.BindJSON(&articleUpdate.Update)
+
+	editCount, err := database.EditDocument(articlesLocation, articleUpdate)
+	if err != nil {
+		api.SendBadRequest(c, err.Error())
+		return
+	}
+
+	if editCount != 0 {
+		api.SendOk(c, fmt.Sprintf("%d articles were successfully edited!", editCount))
+	} else {
+		api.SendOk(c, "No articles were edited.")
+	}
+}