1 files changed, 95 insertions, 0 deletions
diff --git a/invoice/controller.go b/invoice/controller.go
new file mode 100644
index 0000000..e328dc4
--- /dev/null
+++ b/invoice/controller.go
@@ -0,0 +1,95 @@
+/* OpenBills-server - Server for libre billing software OpenBills-web
+ * Copyright (C) 2022  Vidhu Kant Sharma <vidhukant@vidhukant.xyz>
+
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package invoice
+
+import (
+	"errors"
+	"github.com/gin-gonic/gin"
+	"go.mongodb.org/mongo-driver/bson/primitive"
+	"go.mongodb.org/mongo-driver/mongo"
+	"log"
+	"net/http"
+)
+
+func getAll(ctx *gin.Context) {
+	// TODO: add functionality to filter results
+	invoices, err := getInvoices(nil)
+	if err != nil {
+		ctx.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		log.Printf("ERROR: Failed to read invoices from DB: %v\n", err.Error())
+		return
+	}
+
+	ctx.JSON(http.StatusOK, invoices)
+}
+
+func get(ctx *gin.Context) {
+	id, err := primitive.ObjectIDFromHex(ctx.Param("invoiceId"))
+	if err != nil {
+		ctx.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		log.Printf("ERROR: Failed to get invoice with ID, Error parsing ID: %v\n", err.Error())
+		return
+	}
+
+	invoice, err := getInvoiceById(id)
+	if err != nil {
+		if errors.Is(err, mongo.ErrNoDocuments) {
+			ctx.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
+		} else {
+			ctx.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		}
+		log.Printf("ERROR: Failed to read invoice %v from DB: %v\n", id, err.Error())
+		return
+	}
+
+	ctx.JSON(http.StatusOK, invoice)
+}
+
+func save(ctx *gin.Context) {
+	var i Invoice
+	ctx.BindJSON(&i)
+	_, err := saveInvoice(i)
+	if err != nil {
+		ctx.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		log.Printf("ERROR: Failed to add new invoice %v to DB: %v\n", i, err.Error())
+		return
+	}
+
+	log.Printf("Successfully created new Invoice: %v", i)
+	ctx.JSON(http.StatusOK, nil)
+}
+
+func remove(ctx *gin.Context) {
+	id := ctx.Param("invoiceId")
+	objectId, err := primitive.ObjectIDFromHex(id)
+	if err != nil {
+		ctx.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		log.Printf("ERROR: Failed to delete invoice, Error parsing ID: %v\n", err.Error())
+		return
+	}
+
+	err = deleteInvoice(objectId)
+	if err != nil {
+		ctx.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		log.Printf("ERROR: Failed to delete invoice %v: %v\n", objectId, err.Error())
+		return
+	}
+
+	log.Printf("Deleted invoice %v from database.\n", objectId)
+	ctx.JSON(http.StatusOK, nil)
+}