Add UI for profiles

4 files changed, 260 insertions, 11 deletions

diff --git a/ext/bg/js/api.js b/ext/bg/js/api.js
index 81772d08..f32b984f 100644
--- a/ext/bg/js/api.js
+++ b/ext/bg/js/api.js
@@ -21,9 +21,13 @@ function apiOptionsGet(optionsContext) {
     return utilBackend().getOptions(optionsContext);
 }
 
+function apiOptionsGetFull() {
+    return utilBackend().getFullOptions();
+}
+
 async function apiOptionsSave(source) {
     const backend = utilBackend();
-    const options = await backend.getFullOptions();
+    const options = await apiOptionsGetFull();
     await optionsSave(options);
     backend.onOptionsUpdated(source);
 }
diff --git a/ext/bg/js/settings-profiles.js b/ext/bg/js/settings-profiles.js
new file mode 100644
index 00000000..dca452d2
--- /dev/null
+++ b/ext/bg/js/settings-profiles.js
@@ -0,0 +1,201 @@
+/*
+ * Copyright (C) 2019  Alex Yatskov <alex@foosoft.net>
+ * Author: Alex Yatskov <alex@foosoft.net>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+let currentProfileIndex = 0;
+
+function getOptionsContext() {
+    return {
+        index: currentProfileIndex
+    };
+}
+
+
+async function profileOptionsSetup() {
+    const optionsFull = await apiOptionsGetFull();
+    currentProfileIndex = optionsFull.profileCurrent;
+
+    profileOptionsSetupEventListeners();
+    await profileOptionsUpdateTarget(optionsFull);
+}
+
+function profileOptionsSetupEventListeners() {
+    $('#profile-target').change(utilAsync(onTargetProfileChanged));
+    $('#profile-name').change(onProfileNameChanged);
+    $('#profile-add').click(utilAsync(onProfileAdd));
+    $('#profile-remove').click(utilAsync(onProfileRemove));
+    $('#profile-remove-confirm').click(utilAsync(onProfileRemoveConfirm));
+    $('.profile-form').find('input, select, textarea').not('.profile-form-manual').change(utilAsync(onProfileOptionsChanged));
+}
+
+function tryGetIntegerValue(selector, min, max) {
+    const value = parseInt($(selector).val(), 10);
+    return (
+        typeof value === 'number' &&
+        Number.isFinite(value) &&
+        Math.floor(value) === value &&
+        value >= min &&
+        value < max
+    ) ? value : null;
+}
+
+async function profileFormRead(optionsFull) {
+    const profile = optionsFull.profiles[currentProfileIndex];
+
+    // Current profile
+    const index = tryGetIntegerValue('#profile-active', 0, optionsFull.profiles.length);
+    if (index !== null) {
+        optionsFull.profileCurrent = index;
+    }
+
+    // Profile name
+    profile.name = $('#profile-name').val();
+}
+
+async function profileFormWrite(optionsFull) {
+    const profile = optionsFull.profiles[currentProfileIndex];
+
+    profileOptionsPopulateSelect($('#profile-active'), optionsFull.profiles, optionsFull.profileCurrent);
+    profileOptionsPopulateSelect($('#profile-target'), optionsFull.profiles, currentProfileIndex);
+    $('#profile-remove').prop('disabled', optionsFull.profiles.length <= 1);
+
+    $('#profile-name').val(profile.name);
+}
+
+function profileOptionsPopulateSelect(select, profiles, currentValue) {
+    select.empty();
+
+    for (let i = 0; i < profiles.length; ++i) {
+        const profile = profiles[i];
+        select.append($(`<option value="${i}">${profile.name}</option>`));
+    }
+
+    select.val(`${currentValue}`);
+}
+
+async function profileOptionsUpdateTarget(optionsFull) {
+    profileFormWrite(optionsFull);
+
+    const optionsContext = getOptionsContext();
+    const options = await apiOptionsGet(optionsContext);
+    await formWrite(options);
+}
+
+function profileOptionsCreateCopyName(name, profiles, maxUniqueAttempts) {
+    let space, index, prefix, suffix;
+    const match = /^([\w\W]*\(Copy)((\s+)(\d+))?(\)\s*)$/.exec(name);
+    if (match === null) {
+        prefix = `${name} (Copy`;
+        space = '';
+        index = '';
+        suffix = ')';
+    } else {
+        prefix = match[1];
+        suffix = match[5];
+        if (typeof match[2] === 'string') {
+            space = match[3];
+            index = parseInt(match[4], 10) + 1;
+        } else {
+            space = ' ';
+            index = 2;
+        }
+    }
+
+    let i = 0;
+    while (true) {
+        const newName = `${prefix}${space}${index}${suffix}`;
+        if (i++ >= maxUniqueAttempts || profiles.findIndex(profile => profile.name === newName) < 0) {
+            return newName;
+        }
+        if (typeof index !== 'number') {
+            index = 2;
+            space = ' ';
+        } else {
+            ++index;
+        }
+    }
+}
+
+async function onProfileOptionsChanged(e) {
+    if (!e.originalEvent && !e.isTrigger) {
+        return;
+    }
+
+    const optionsFull = await apiOptionsGetFull();
+    await profileFormRead(optionsFull);
+    await apiOptionsSave();
+}
+
+async function onTargetProfileChanged() {
+    const optionsFull = await apiOptionsGetFull();
+    const index = tryGetIntegerValue('#profile-target', 0, optionsFull.profiles.length);
+    if (index === null || currentProfileIndex === index) {
+        return;
+    }
+
+    currentProfileIndex = index;
+
+    await profileOptionsUpdateTarget(optionsFull);
+}
+
+async function onProfileAdd() {
+    const optionsFull = await apiOptionsGetFull();
+    const profile = utilIsolate(optionsFull.profiles[currentProfileIndex]);
+    profile.name = profileOptionsCreateCopyName(profile.name, optionsFull.profiles, 100);
+    optionsFull.profiles.push(profile);
+    currentProfileIndex = optionsFull.profiles.length - 1;
+    await profileOptionsUpdateTarget(optionsFull);
+    await apiOptionsSave();
+}
+
+async function onProfileRemove() {
+    const optionsFull = await apiOptionsGetFull();
+    if (optionsFull.profiles.length <= 1) {
+        return;
+    }
+
+    const profile = optionsFull.profiles[currentProfileIndex];
+
+    $('#profile-remove-modal-profile-name').text(profile.name);
+    $('#profile-remove-modal').modal('show');
+}
+
+async function onProfileRemoveConfirm() {
+    $('#profile-remove-modal').modal('hide');
+
+    const optionsFull = await apiOptionsGetFull();
+    if (optionsFull.profiles.length <= 1) {
+        return;
+    }
+
+    optionsFull.profiles.splice(currentProfileIndex, 1);
+
+    if (currentProfileIndex >= optionsFull.profiles.length) {
+        --currentProfileIndex;
+    }
+
+    if (optionsFull.profileCurrent >= optionsFull.profiles.length) {
+        optionsFull.profileCurrent = optionsFull.profiles.length - 1;
+    }
+
+    await profileOptionsUpdateTarget(optionsFull);
+    await apiOptionsSave();
+}
+
+function onProfileNameChanged() {
+    $('#profile-active, #profile-target').find(`[value="${currentProfileIndex}"]`).text(this.value);
+}
diff --git a/ext/bg/js/settings.js b/ext/bg/js/settings.js
index 88929c49..b6434843 100644
--- a/ext/bg/js/settings.js
+++ b/ext/bg/js/settings.js
@@ -16,12 +16,6 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-function getOptionsContext() {
-    return {
-        depth: 0
-    };
-}
-
 async function formRead(options) {
     options.general.enable = $('#enable').prop('checked');
     options.general.showGuide = $('#show-usage-guide').prop('checked');
@@ -239,11 +233,8 @@ async function onFormOptionsChanged(e) {
 }
 
 async function onReady() {
-    const optionsContext = getOptionsContext();
-    const options = await apiOptionsGet(optionsContext);
-
     formSetupEventListeners();
-    await formWrite(options);
+    await profileOptionsSetup();
 
     storageInfoInitialize();
 
diff --git a/ext/bg/settings.html b/ext/bg/settings.html
index 7df47980..1a1bc2ed 100644
--- a/ext/bg/settings.html
+++ b/ext/bg/settings.html
@@ -67,6 +67,58 @@
     </head>
     <body>
         <div class="container-fluid">
+            <div class="profile-form">
+                <h3>Profiles</h3>
+
+                <p class="help-block">
+                    Profiles allow you to create multiple configurations and quickly switch between them.
+                </p>
+
+                <div class="form-group">
+                    <label for="profile-active">Active profile</label>
+                    <select class="form-control" id="profile-active"></select>
+                </div>
+
+                <div class="form-group">
+                    <label for="profile-target">Modifying profile</label>
+                    <div class="input-group">
+                        <div class="input-group-btn">
+                            <button class="btn btn-default" id="profile-add" title="Add"><span class="glyphicon glyphicon-plus"></span></button>
+                            <button class="btn btn-default" id="profile-move-up" title="Move up"><span class="glyphicon glyphicon-arrow-up"></span></button>
+                            <button class="btn btn-default" id="profile-move-down" title="Move down"><span class="glyphicon glyphicon-arrow-down"></span></button>
+                            <button class="btn btn-default" id="profile-copy" title="Copy"><span class="glyphicon glyphicon-copy"></span></button>
+                        </div>
+                        <select class="form-control profile-form-manual" id="profile-target"></select>
+                        <div class="input-group-btn">
+                            <button class="btn btn-danger" id="profile-remove" title="Remove"><span class="glyphicon glyphicon-remove"></span></button>
+                        </div>
+                    </div>
+                </div>
+
+                <div class="form-group">
+                    <label for="profile-name">Profile name</label>
+                    <input type="text" id="profile-name" class="form-control">
+                </div>
+
+                <div class="modal fade" tabindex="-1" role="dialog" id="profile-remove-modal">
+                    <div class="modal-dialog modal-dialog-centered">
+                        <div class="modal-content">
+                            <div class="modal-header">
+                                <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
+                                <h4 class="modal-title">Confirm profile removal</h4>
+                            </div>
+                            <div class="modal-body">
+                                Are you sure you want to delete the profile <em id="profile-remove-modal-profile-name"></em>?
+                            </div>
+                            <div class="modal-footer">
+                                <button type="button" class="btn btn-default" data-dismiss="modal">Cancel</button>
+                                <button type="button" class="btn btn-danger" id="profile-remove-confirm">Remove Profile</button>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+            </div>
+
             <div>
                 <h3>General Options</h3>
 
@@ -498,6 +550,7 @@
         <script src="/bg/js/templates.js"></script>
         <script src="/bg/js/util.js"></script>
 
+        <script src="/bg/js/settings-profiles.js"></script>
         <script src="/bg/js/settings.js"></script>
     </body>
 </html>