X-Git-Url: http://git.scottworley.com/vopamoi/blobdiff_plain/9e79bdbb90ffcb5929f76a4fb6860ed6396ac9de..75a42da4667eceebea699c52d85fa4b7c3e6a0bc:/vopamoi.ts?ds=sidebyside

diff --git a/vopamoi.ts b/vopamoi.ts
index cfa1186..8db2865 100644
--- a/vopamoi.ts
+++ b/vopamoi.ts
@@ -1,16 +1,44 @@
-function createTask(description: string) {
-  const task = document.createElement("div");
-  task.appendChild(document.createTextNode(description));
-  task.setAttribute("tabindex", "0");
-  return task;
-}
+const Model = {
+  createTask: function (description: string) {
+    const task = document.createElement("div");
+    task.appendChild(document.createTextNode(description));
+    task.setAttribute("tabindex", "0");
+    return task;
+  },
+
+  addTask: function (description: string) {
+    document.body.appendChild(this.createTask(description)).focus();
+  },
+
+  moveCursor: function (offset: number) {
+    var active = document.activeElement;
+    if (offset === 1 && active) {
+      active = active.nextElementSibling;
+    }
+    if (offset === -1 && active) {
+      active = active.previousElementSibling;
+    }
+    if (active && active instanceof HTMLElement) active.focus();
+  },
+};
 
-function addTask(description: string) {
-  document.body.appendChild(createTask(description));
+function handleKey(event: any) {
+  if (event.target.tagName !== "INPUT") {
+    if (event.key == "j") Model.moveCursor(1);
+    if (event.key == "k") Model.moveCursor(-1);
+    if (event.key == "c") {
+      document.getElementById("taskName")!.focus();
+      event.preventDefault();
+    }
+  }
 }
 
 function browserCreateTask(form: any) {
-  addTask(form.taskName.value);
+  Model.addTask(form.taskName.value);
   form.taskName.value = "";
   return false;
 }
+
+function browserInit() {
+  document.body.addEventListener("keydown", handleKey, { capture: false });
+}