Merge branch 'buffer-completion'

src/background/index.js

@@ -55,9 +55,9 @@ const normalizeUrl = (string) => {
   }
 }
 
-const cmdBuffer = (arg) => {
+const cmdBuffer = (sender, arg) => {
   if (isNaN(arg)) {
-    return tabs.selectByKeyword(arg);
+    return tabs.selectByKeyword(sender.tab, arg);
   } else {
     let index = parseInt(arg, 10) - 1;
     return tabs.selectAt(index);
@@ -73,7 +73,7 @@ const cmdEnterHandle = (request, sender) => {
     return browser.tabs.create({ url: normalizeUrl(words[1]) });
   case 'b':
   case 'buffer':
-    return cmdBuffer(words[1]);
+    return cmdBuffer(sender, words[1]);
   }
   throw new Error(words[0] + ' command is not defined');
 };
@@ -84,9 +84,20 @@ browser.runtime.onMessage.addListener((request, sender) => {
     return keyPressHandle(request, sender);
   case 'event.cmd.enter':
     return cmdEnterHandle(request, sender);
-  case 'event.cmd.suggest':
-    // TODO make suggestion and return
-    break;
+  case 'event.cmd.tabs.completion':
+    return tabs.getCompletions(request.text).then((tabs) => {
+      let items = tabs.map((tab) => {
+        return {
+          caption: tab.title,
+          content: tab.title,
+          url: tab.url,
+          icon: tab.favIconUrl
+        }
+      });
+      return {
+        name: "Buffers",
+        items: items
+      };
+    });
   }
-  return Promise.resolve();
 });

src/background/tabs.js

@@ -31,7 +31,7 @@ const selectAt = (index) => {
   });
 };
 
-const selectByKeyword = (keyword) => {
+const selectByKeyword = (current, keyword) => {
   return browser.tabs.query({ currentWindow: true }).then((tabs) => {
     let matched = tabs.filter((t) => {
       return t.url.includes(keyword) || t.title.includes(keyword)
@@ -39,14 +39,25 @@ const selectByKeyword = (keyword) => {
 
     if (matched.length == 0) {
       throw new RangeError('No matching buffer for ' + keyword);
-    } else if (matched.length >= 2) {
-      throw new RangeError('More than one match for ' + keyword);
     }
-
+    for (let tab of matched) {
+      if (tab.index > current.index) {
+        return browser.tabs.update(tab.id, { active: true });
+      }
+    }
     return browser.tabs.update(matched[0].id, { active: true });
   });
 }
 
+const getCompletions = (keyword) => {
+  return browser.tabs.query({ currentWindow: true }).then((tabs) => {
+    let matched = tabs.filter((t) => {
+      return t.url.includes(keyword) || t.title.includes(keyword)
+    })
+    return matched;
+  });
+};
+
 const selectPrevTab = (current, count) => {
   return browser.tabs.query({ currentWindow: true }, (tabs) => {
     if (tabs.length < 2) {
@@ -76,4 +87,4 @@ const reload = (current, cache) => {
   );
 };
 
-export { closeTab, reopenTab, selectAt, selectByKeyword, selectNextTab, selectPrevTab, reload };
+export { closeTab, reopenTab, selectAt, selectByKeyword, getCompletions, selectPrevTab, selectNextTab, reload };

src/console/completion.js

@@ -0,0 +1,26 @@
+export default class Completion {
+  constructor(completions) {
+    if (typeof completions.length !== 'number') {
+      throw new TypeError('completions does not have a length in number');
+    }
+    this.completions = completions
+    this.index = 0;
+  }
+
+  prev() {
+    if (this.completions.length === 0) {
+      return null;
+    }
+    this.index = (this.index + this.completions.length - 1) % this.completions.length
+    return this.completions[this.index];
+  }
+
+  next() {
+    if (this.completions.length === 0) {
+      return null;
+    }
+    let item = this.completions[this.index];
+    this.index = (this.index + 1) % this.completions.length
+    return item;
+  }
+}

src/console/console-frame.js

@@ -51,4 +51,11 @@ export default class ConsoleFrame {
   isErrorShown() {
     return this.element.style.display === 'block' && this.errorShown;
   }
+
+  setCompletions(completions) {
+    messages.send(this.element.contentWindow, {
+      type: 'vimvixen.console.set.completions',
+      completions: completions
+    });
+  }
 }

src/console/console.html

@@ -9,7 +9,7 @@
     <p id='vimvixen-console-error'
        class='vimvixen-console-error'></p>
     <div id='vimvixen-console-command'>
-      <p class='vimvixen-console-title'></p>
+      <ul id='vimvixen-console-completion' class='vimvixen-console-completion'></ul>
       <div class='vimvixen-console-command'>
         <i class='vimvixen-console-command-prompt'></i><input
           id='vimvixen-console-command-input'

src/console/console.js

@@ -1,10 +1,13 @@
 import './console.scss';
+import Completion from './completion';
 import * as messages from '../shared/messages';
 
 const parent = window.parent;
 
 // TODO consider object-oriented
 var prevValue = "";
+var completion = null;
+var completionOrigin = "";
 
 const blurMessage = () => {
   return {
@@ -30,6 +33,36 @@ const handleBlur = () => {
   messages.send(parent, blurMessage());
 };
 
+const completeNext = () => {
+  if (!completion) {
+    return;
+  }
+  let item = completion.next();
+  if (!item) {
+    return;
+  }
+
+  let input = window.document.querySelector('#vimvixen-console-command-input');
+  input.value = completionOrigin + ' ' + item[0].content;
+
+  selectCompletion(item[1]);
+}
+
+const completePrev = () => {
+  if (!completion) {
+    return;
+  }
+  let item = completion.prev();
+  if (!item) {
+    return;
+  }
+
+  let input = window.document.querySelector('#vimvixen-console-command-input');
+  input.value = completionOrigin + ' ' + item[0].content;
+
+  selectCompletion(item[1]);
+}
+
 const handleKeydown = (e) => {
   switch(e.keyCode) {
   case KeyboardEvent.DOM_VK_ESCAPE:
@@ -38,10 +71,22 @@ const handleKeydown = (e) => {
   case KeyboardEvent.DOM_VK_RETURN:
     messages.send(parent, keydownMessage(e.target));
     break;
+  case KeyboardEvent.DOM_VK_TAB:
+    if (e.shiftKey) {
+      completePrev();
+    } else {
+      completeNext();
+    }
+    e.stopPropagation();
+    e.preventDefault();
+    break;
   }
 };
 
 const handleKeyup = (e) => {
+  if (e.keyCode === KeyboardEvent.DOM_VK_TAB) {
+    return;
+  }
   if (e.target.value === prevValue) {
     return;
   }
@@ -66,6 +111,11 @@ const showCommand = (text) => {
   let input = window.document.querySelector('#vimvixen-console-command-input');
   input.value = text;
   input.focus();
+
+  completion = null;
+  let container  = window.document.querySelector('#vimvixen-console-completion');
+  container.innerHTML = '';
+  messages.send(parent, keyupMessage(input));
 }
 
 const showError = (text) => {
@@ -75,8 +125,74 @@ const showError = (text) => {
 
   let command = window.document.querySelector('#vimvixen-console-command');
   command.style.display = 'none';
+
+  let completion  = window.document.querySelector('#vimvixen-console-completion');
+  completion.style.display = 'none';
 }
 
+const createCompletionTitle = (text) => {
+  let li = document.createElement('li');
+  li.className = 'vimvixen-console-completion-title';
+  li.textContent = text;
+  return li
+}
+
+const createCompletionItem = (icon, caption, url) => {
+  let captionEle = document.createElement('span');
+  captionEle.className = 'vimvixen-console-completion-item-caption';
+  captionEle.textContent = caption
+
+  let urlEle = document.createElement('span');
+  urlEle.className = 'vimvixen-console-completion-item-url';
+  urlEle.textContent = url
+
+  let li = document.createElement('li');
+  li.style.backgroundImage = 'url(' + icon + ')';
+  li.className = 'vimvixen-console-completion-item';
+  li.append(captionEle);
+  li.append(urlEle);
+  return li;
+}
+
+const setCompletions = (completions) => {
+  let container  = window.document.querySelector('#vimvixen-console-completion');
+  container.style.display = 'block';
+  container.innerHTML = '';
+
+  let pairs = [];
+
+  for (let group of completions) {
+    let title = createCompletionTitle(group.name);
+    container.append(title);
+
+    for (let item of group.items) {
+      let li = createCompletionItem(item.icon, item.caption, item.url);
+      container.append(li);
+
+      pairs.push([item, li]);
+    }
+  }
+
+  completion = new Completion(pairs);
+
+  let input = window.document.querySelector('#vimvixen-console-command-input');
+  completionOrigin = input.value.split(' ')[0];
+}
+
+const selectCompletion = (target) => {
+  let container  = window.document.querySelector('#vimvixen-console-completion');
+  Array.prototype.forEach.call(container.children, (ele) => {
+    if (!ele.classList.contains('vimvixen-console-completion-item')) {
+      return;
+    }
+    if (ele === target) {
+      ele.classList.add('vimvixen-completion-selected');
+    } else {
+      ele.classList.remove('vimvixen-completion-selected');
+    }
+  });
+};
+
 messages.receive(window, (message) => {
   switch (message.type) {
   case 'vimvixen.console.show.command':
@@ -85,5 +201,8 @@ messages.receive(window, (message) => {
   case 'vimvixen.console.show.error':
     showError(message.text);
     break;
+  case 'vimvixen.console.set.completions':
+    setCompletions(message.completions);
+    break;
   }
 });

src/console/console.scss

@@ -8,6 +8,7 @@ body {
   bottom: 0;
   left: 0;
   right: 0;
+  overflow: hidden;
 }
 
 .vimvixen-console {
@@ -23,6 +24,41 @@ body {
     line-height: 16px;
   }
 
+  &-completion {
+    background-color: white;
+
+    @include consoole-font;
+
+    &-title {
+      background-color: lightgray;
+      font-weight: bold;
+      margin: 0;
+      padding: 0;
+    }
+
+    &-item {
+      padding-left: 1.5rem;
+      background-position: 0 center;
+      background-size: contain;
+      background-repeat: no-repeat;
+      white-space: nowrap;
+
+      &.vimvixen-completion-selected {
+        background-color: yellow;
+      }
+
+      &-caption {
+        display: inline-block;
+        width: 40%;
+      }
+
+      &-url {
+        display: inline-block;
+        color: green;
+      }
+    }
+  }
+
   &-error {
     background-color: red;
     font-weight: bold;
@@ -31,16 +67,6 @@ body {
     @include consoole-font;
   }
 
-
-  &-title {
-    background-color: lightgray;
-    font-weight: bold;
-    margin: 0;
-    padding: 0;
-
-    @include consoole-font;
-  }
-
   &-command {
     background-color: white;
     display: flex;

src/content/index.js

@@ -83,11 +83,27 @@ window.addEventListener("keypress", (e) => {
   browser.runtime.sendMessage(request)
     .then(handleResponse)
     .catch((err) => {
+      console.error("Vim Vixen:", err);
       vvConsole.showError(err.message);
-      console.log(`Vim Vixen: ${err}`);
     });
 });
 
+const doCompletion = (line) => {
+  if (line.startsWith('buffer ')) {
+    let keyword = line.replace('buffer ', '');
+
+    browser.runtime.sendMessage({
+      type: 'event.cmd.tabs.completion',
+      text: keyword
+    }).then((completions) => {
+      vvConsole.setCompletions([completions]);
+    }).catch((err) => {
+      console.error("Vim Vixen:", err);
+      vvConsole.showError(err.message);
+    });
+  }
+};
+
 messages.receive(window, (message) => {
   switch (message.type) {
   case 'vimvixen.command.blur':
@@ -99,17 +115,13 @@ messages.receive(window, (message) => {
     browser.runtime.sendMessage({
       type: 'event.cmd.enter',
       text: message.value
-    }).catch((e) => {
-      vvConsole.showError(e.message);
+    }).catch((err) => {
+      console.error("Vim Vixen:", err);
+      vvConsole.showError(err.message);
     });
     break;
   case 'vimvixen.command.change':
-    browser.runtime.sendMessage({
-      type: 'event.cmd.suggest',
-      text: message.value
-    }).catch((e) => {
-      vvConsole.showError(e.message);
-    });
+    doCompletion(message.value);
     break;
   default:
     return;

test/console/completion.test.js

@@ -0,0 +1,48 @@
+import { expect } from "chai";
+import Completion from '../../src/console/completion';
+
+describe('Completion class', () => {
+  describe('#constructor', () => {
+    it('creates new object by iterable items', () => {
+      new Completion([1,2,3,4,5]);
+      new Completion([]);
+      new Completion('hello');
+      new Completion('');
+    });
+
+    it('creates new object by iterable items', () => {
+      expect(() => new Completion({ key: 'value' })).to.throw(TypeError);
+      expect(() => new Completion(12345)).to.throw(TypeError);
+    });
+  });
+
+  describe('#next', () => {
+    it('complete next items', () => {
+      let completion = new Completion([3, 4, 5]);
+      expect(completion.next()).to.equal(3);
+      expect(completion.next()).to.equal(4);
+      expect(completion.next()).to.equal(5);
+      expect(completion.next()).to.equal(3);
+    });
+
+    it('returns null when empty completions', () => {
+      let completion = new Completion([]);
+      expect(completion.next()).to.be.null;
+    });
+  });
+
+  describe('#prev', () => {
+    it('complete prev items', () => {
+      let completion = new Completion([3, 4, 5]);
+      expect(completion.prev()).to.equal(5);
+      expect(completion.prev()).to.equal(4);
+      expect(completion.prev()).to.equal(3);
+      expect(completion.prev()).to.equal(5);
+    });
+
+    it('returns null when empty completions', () => {
+      let completion = new Completion([]);
+      expect(completion.prev()).to.be.null;
+    });
+  });
+});