Dynamic title

[vopamoi] / vopamoi.ts

diff --git a/vopamoi.ts b/vopamoi.ts
index 962add79a711c27efb8613a2e24fff2e69e8ad09..47c421df5d9507951bafa547f9e090e16d6cf052 100644 (file)
--- a/vopamoi.ts
+++ b/vopamoi.ts
@@ -97,6 +97,37 @@ function Model() {
       return target;
     },
 
+    editContent: function (createTimestamp: string, newContent: string): Element | null {
+      const target = this.getTask(createTimestamp);
+      if (!target) return null;
+      if (target.hasAttribute("data-content")) {
+        // Oh no: An edit has arrived from a replica while a local edit is in progress.
+        const input = target.getElementsByTagName("textarea")[0]!;
+        if (
+          input.value === target.getAttribute("data-content") &&
+          input.selectionStart === input.value.length &&
+          input.selectionEnd === input.value.length
+        ) {
+          // No local changes have actually been made yet.  Change the contents of the edit box!
+          input.value = newContent;
+        } else {
+          // No great options.
+          // Prefer not to interrupt the local user's edit.
+          // The remote edit is mostly lost; this mostly becomes last-write-wins.
+          target.setAttribute("data-content", newContent);
+        }
+      } else {
+        var content = target.getElementsByClassName("content")[0];
+        if (!content) {
+          content = document.createElement("div");
+          content.classList.add("content");
+          target.appendChild(content);
+        }
+        content.textContent = newContent;
+      }
+      return target;
+    },
+
     hasTag: function (task: Element, tag: string): Element | null {
       for (const child of task.getElementsByClassName("tag")) {
         if (child.textContent === tag) {
@@ -178,6 +209,10 @@ function Log(prefix: string = "vp-") {
         const [createTimestamp, description] = splitN(data, " ", 1);
         return model.edit(createTimestamp, description);
       }
+      if (command == "EditContent") {
+        const [createTimestamp, content] = splitN(data, " ", 1);
+        return model.editContent(createTimestamp, content);
+      }
       if (command == "Priority") {
         const [createTimestamp, newPriority] = splitN(data, " ", 1);
         return model.setPriority(createTimestamp, parseFloat(newPriority));
@@ -240,6 +275,9 @@ function UI() {
     edit: function (createTimestamp: string, newDescription: string, oldDescription: string) {
       return perform(`Edit ${createTimestamp} ${newDescription}`, `Edit ${createTimestamp} ${oldDescription}`);
     },
+    editContent: function (createTimestamp: string, newContent: string, oldContent: string) {
+      return perform(`EditContent ${createTimestamp} ${newContent}`, `EditContent ${createTimestamp} ${oldContent}`);
+    },
     removeTag: function (createTimestamp: string, tag: string) {
       return perform(`Untag ${createTimestamp} ${tag}`, `Tag ${createTimestamp} ${tag}`);
     },
@@ -318,6 +356,21 @@ function BrowserUI() {
       event.preventDefault();
     },
 
+    beginEditContent: function (event: Event) {
+      const task = this.currentTask();
+      if (!task) return;
+      const input = document.createElement("textarea");
+      const content = task.getElementsByClassName("content")[0];
+      const oldContent = content?.textContent ?? "";
+      task.setAttribute("data-content", oldContent);
+      input.value = oldContent;
+      input.addEventListener("blur", this.completeContentEdit, { once: true });
+      if (content) content.textContent = "";
+      task.appendChild(input);
+      input.focus();
+      event.preventDefault();
+    },
+
     beginTagEdit: function (event: Event) {
       const task = this.currentTask();
       if (!task) return;
@@ -348,6 +401,23 @@ function BrowserUI() {
       }
     },
 
+    completeContentEdit: function (event: Event, resolution: CommitOrAbort = CommitOrAbort.Commit) {
+      const input = event.target as HTMLInputElement;
+      const task = input.parentElement!;
+      const content = task.getElementsByClassName("content")[0];
+      const oldContent = task.getAttribute("data-content")!;
+      const newContent = input.value;
+      input.removeEventListener("blur", this.completeContentEdit);
+      task.removeChild(input);
+      task.removeAttribute("data-content");
+      task.focus();
+      if (resolution === CommitOrAbort.Abort || newContent === oldContent) {
+        if (content) content.textContent = oldContent;
+      } else {
+        ui.editContent(task.getAttribute("id")!, newContent, oldContent);
+      }
+    },
+
     completeTagEdit: function (event: Event, resolution: CommitOrAbort = CommitOrAbort.Commit) {
       const input = event.target as HTMLInputElement;
       const task = input.parentElement!;
@@ -376,6 +446,7 @@ function BrowserUI() {
       var target = document.activeElement;
       if (!target) return null;
       if (target.classList.contains("tag")) target = target.parentElement!;
+      if (!target.classList.contains("task")) return null;
       return target as HTMLElement;
     },
 
@@ -455,7 +526,11 @@ function BrowserUI() {
     },
 
     moveCursorVertically: function (offset: number): boolean {
-      const active = this.currentTask();
+      let active = this.currentTask();
+      if (!active) {
+        this.firstVisibleTask()?.focus();
+        active = this.currentTask();
+      }
       if (!active) return false;
       const dest = this.visibleTaskAtOffset(active, offset);
       if (dest !== active && dest instanceof HTMLElement) {
@@ -487,6 +562,7 @@ function BrowserUI() {
 
     resetTagView: function () {
       currentTagView = null;
+      this.setTitle();
       const taskList = document.getElementById("tasks")!;
       for (const task of Array.from(document.getElementsByClassName("task"))) {
         task.classList.remove("hide");
@@ -580,6 +656,11 @@ function BrowserUI() {
       }
 
       currentTagView = tag;
+      this.setTitle();
+    },
+
+    setTitle: function () {
+      document.title = "Vopamoi: " + currentViewState + (currentTagView ? ": " + currentTagView : "");
     },
 
     setView: function (state: string) {
@@ -593,6 +674,7 @@ function BrowserUI() {
       sheet.removeRule(2);
       sheet.removeRule(2);
       currentViewState = state;
+      this.setTitle();
       if (this.currentTask()?.getAttribute("data-state") !== state) {
         this.firstVisibleTask()?.focus();
       }
@@ -635,7 +717,10 @@ var inputCount: number | null = null;
 
 function handleKey(event: any) {
   if (["Alt", "Control", "Meta", "Shift"].includes(event.key)) return;
-  if (event.target.tagName === "INPUT") {
+  if (event.target.tagName === "TEXTAREA") {
+    if (event.key == "Enter" && event.ctrlKey) return browserUI.completeContentEdit(event);
+    if (event.key == "Escape") return browserUI.completeContentEdit(event, CommitOrAbort.Abort);
+  } else if (event.target.tagName === "INPUT") {
     if (event.target.id === "taskName") {
       if (event.key == "Enter") return browserUI.addTask(event);
       if (event.key == "Escape") return browserUI.returnFocusAfterInput();
@@ -674,6 +759,7 @@ function handleKey(event: any) {
           if (event.key == "x") return browserUI.removeTag();
           if (event.key == "u") return browserUI.undo();
           if (event.key == "r") return browserUI.redo();
+          if (event.key == "E") return browserUI.beginEditContent(event);
           if (event.key == "e") return browserUI.beginEdit(event);
           if (event.key == "t") return browserUI.beginTagEdit(event);
           if (event.key == "v") return (inputState = InputState.V);
@@ -708,6 +794,7 @@ function handleKey(event: any) {
 
 function browserInit() {
   log.replay();
+  browserUI.setTitle();
   browserUI.firstVisibleTask()?.focus();
   document.body.addEventListener("keydown", handleKey, { capture: false });
 }