index endpoint start

controllers/controller.go

@@ -1,4 +1,4 @@
-package controller
+package controllers
 
 import (
 	"net/http"

controllers/years.go

@@ -0,0 +1,21 @@
+package controllers
+
+import (
+	"github.com/Theodor-Springmann-Stiftung/kgpz_web/app"
+	"github.com/gofiber/fiber/v2"
+)
+
+func GetYear(kgpz *app.KGPZ) fiber.Handler {
+	return func(c *fiber.Ctx) error {
+		y := c.Params("year", "1764")
+		if len(y) != 4 {
+			return c.SendStatus(fiber.StatusBadRequest)
+		}
+
+		issues := kgpz.Library.Issues.GetYear(y)
+		if len(issues.Issues) == 0 {
+			return c.SendStatus(fiber.StatusNotFound)
+		}
+		return c.Render("/", fiber.Map{"model": issues})
+	}
+}