From 6d01c40696f0612a6352f21320f417ccf528ab40 Mon Sep 17 00:00:00 2001
From: Scott Worley <scottworley@scottworley.com>
Date: Wed, 26 Jan 2022 13:25:06 -0800
Subject: [PATCH] Allow Model to return values through UI

---
 vopamoi.ts | 25 +++++++++++++------------
 1 file changed, 13 insertions(+), 12 deletions(-)

diff --git a/vopamoi.ts b/vopamoi.ts
index fe3d491..ba5ae85 100644
--- a/vopamoi.ts
+++ b/vopamoi.ts
@@ -14,7 +14,7 @@ function splitN(str: string, delimiter: string, limit: number = MAX_SAFE_INTEGER
 }
 
 const Model = {
-  addTask: function (timestamp: string, description: string) {
+  addTask: function (timestamp: string, description: string): Element {
     const task = document.createElement("div");
     task.appendChild(document.createTextNode(description));
     task.setAttribute("class", "task");
@@ -22,6 +22,7 @@ const Model = {
     task.setAttribute("data-created", timestamp);
     document.getElementById("tasks")!.appendChild(task);
     task.focus();
+    return task;
   },
 
   destroyTask: function (createTimestamp: string) {
@@ -78,18 +79,18 @@ function Log(prefix: string = "vp-") {
     apply: function (entry: string) {
       const [timestamp, command, data] = splitN(entry, " ", 2);
       if (command == "Create") {
-        Model.addTask(timestamp, data);
+        return Model.addTask(timestamp, data);
       }
       if (command == "Destroy") {
-        Model.destroyTask(data.split(" ", 1)[0]);
+        return Model.destroyTask(data.split(" ", 1)[0]);
       }
       if (command == "State") {
         const [createTimestamp, state] = splitN(data, " ", 1);
-        Model.setState(timestamp, createTimestamp, state);
+        return Model.setState(timestamp, createTimestamp, state);
       }
       if (command == "Priority") {
         const [createTimestamp, newPriority] = splitN(data, " ", 1);
-        Model.setPriority(createTimestamp, parseFloat(newPriority));
+        return Model.setPriority(createTimestamp, parseFloat(newPriority));
       }
     },
 
@@ -99,7 +100,7 @@ function Log(prefix: string = "vp-") {
 
     recordAndApply: function (entry: string) {
       this.record(entry);
-      this.apply(entry);
+      return this.apply(entry);
     },
 
     replay: function () {
@@ -117,17 +118,17 @@ function Log(prefix: string = "vp-") {
 const log = Log();
 
 const UI = {
-  addTask: function (description: string) {
-    log.recordAndApply(`${Date.now()} Create ${description}`);
+  addTask: function (description: string): Element {
+    return <Element>log.recordAndApply(`${Date.now()} Create ${description}`);
   },
   destroyTask: function (createTimestamp: string) {
-    log.recordAndApply(`${Date.now()} Destroy ${createTimestamp} ${Model.getTask(createTimestamp)?.textContent}`);
+    return log.recordAndApply(`${Date.now()} Destroy ${createTimestamp} ${Model.getTask(createTimestamp)?.textContent}`);
   },
   setPriority: function (createTimestamp: string, priority: number) {
-    log.recordAndApply(`${Date.now()} Priority ${createTimestamp} ${priority}`);
+    return log.recordAndApply(`${Date.now()} Priority ${createTimestamp} ${priority}`);
   },
   setState: function (createTimestamp: string, state: string) {
-    log.recordAndApply(`${Date.now()} State ${createTimestamp} ${state}`);
+    return log.recordAndApply(`${Date.now()} State ${createTimestamp} ${state}`);
   },
 };
 
@@ -135,7 +136,7 @@ const BrowserUI = {
   addTask: function () {
     const input = <HTMLInputElement>document.getElementById("taskName");
     if (input.value) {
-      UI.addTask(input.value);
+      const task = UI.addTask(input.value);
       input.value = "";
     }
   },
-- 
2.44.1