From 3a7ebf73eb2e572524d9ad032b808364132be7a6 Mon Sep 17 00:00:00 2001
From: Erik Johnston <erikj@matrix.org>
Date: Mon, 20 Jul 2015 17:31:40 +0100
Subject: [PATCH] Wire up changing of power levels

---
 skins/base/views/molecules/RoomSettings.js | 49 ++++++++++++++++++----
 skins/base/views/organisms/RoomView.js     |  7 ++++
 src/controllers/molecules/RoomSettings.js  |  6 +++
 3 files changed, 55 insertions(+), 7 deletions(-)

diff --git a/skins/base/views/molecules/RoomSettings.js b/skins/base/views/molecules/RoomSettings.js
index 358764c64b..14197154f1 100644
--- a/skins/base/views/molecules/RoomSettings.js
+++ b/skins/base/views/molecules/RoomSettings.js
@@ -37,6 +37,33 @@ module.exports = React.createClass({
         return this.refs.share_history.getDOMNode().checked ? "shared" : "invited";
     },
 
+    getPowerLevels: function() {
+        if (!this.state.power_levels_changed) return undefined;
+
+        var power_levels = this.props.room.currentState.getStateEvents('m.room.power_levels', '');
+        power_levels = power_levels.getContent();
+
+        var new_power_levels = {
+            ban: parseInt(this.refs.ban.getDOMNode().value),
+            kick: parseInt(this.refs.kick.getDOMNode().value),
+            redact: parseInt(this.refs.redact.getDOMNode().value),
+            invite: parseInt(this.refs.invite.getDOMNode().value),
+            events_default: parseInt(this.refs.events_default.getDOMNode().value),
+            state_default: parseInt(this.refs.state_default.getDOMNode().value),
+            users_default: parseInt(this.refs.users_default.getDOMNode().value),
+            users: power_levels.users,
+            events: power_levels.events,
+        };
+
+        return new_power_levels;
+    },
+
+    onPowerLevelsChanged: function() {
+        this.setState({
+            power_levels_changed: true
+        });
+    },
+
     render: function() {
         var topic = this.props.room.currentState.getStateEvents('m.room.topic', '');
         if (topic) topic = topic.getContent().topic;
@@ -83,31 +110,39 @@ module.exports = React.createClass({
                 <div className="mx_RoomSettings_power_levels">
                     <div>
                         <label htmlFor="mx_RoomSettings_ban_level">Ban level</label>
-                        <input type="text" defaultValue={ban_level} size="3" id="mx_RoomSettings_ban_level" disabled={!can_change_levels || current_user_level < ban_level}/>
+                        <input type="text" defaultValue={ban_level} size="3" ref="ban" id="mx_RoomSettings_ban_level"
+                            disabled={!can_change_levels || current_user_level < ban_level} onChange={this.onPowerLevelsChanged}/>
                     </div>
                     <div>
                         <label htmlFor="mx_RoomSettings_kick_level">Kick level</label>
-                        <input type="text" defaultValue={kick_level} size="3" id="mx_RoomSettings_kick_level" disabled={!can_change_levels || current_user_level < kick_level}/>
+                        <input type="text" defaultValue={kick_level} size="3" ref="kick" id="mx_RoomSettings_kick_level"
+                            disabled={!can_change_levels || current_user_level < kick_level} onChange={this.onPowerLevelsChanged}/>
                     </div>
                     <div>
                         <label htmlFor="mx_RoomSettings_redact_level">Redact level</label>
-                        <input type="text" defaultValue={redact_level} size="3" id="mx_RoomSettings_redact_level" disabled={!can_change_levels || current_user_level < redact_level}/>
+                        <input type="text" defaultValue={redact_level} size="3" ref="redact" id="mx_RoomSettings_redact_level"
+                            disabled={!can_change_levels || current_user_level < redact_level} onChange={this.onPowerLevelsChanged}/>
                     </div>
                     <div>
                         <label htmlFor="mx_RoomSettings_invite_level">Invite level</label>
-                        <input type="text" defaultValue={invite_level} size="3" id="mx_RoomSettings_invite_level" disabled={!can_change_levels || current_user_level < invite_level}/>
+                        <input type="text" defaultValue={invite_level} size="3" ref="invite" id="mx_RoomSettings_invite_level"
+                            disabled={!can_change_levels || current_user_level < invite_level} onChange={this.onPowerLevelsChanged}/>
                     </div>
                     <div>
                         <label htmlFor="mx_RoomSettings_event_level">Send event level</label>
-                        <input type="text" defaultValue={send_level} size="3" id="mx_RoomSettings_event_level" disabled={!can_change_levels || current_user_level < send_level}/>
+                        <input type="text" defaultValue={send_level} size="3" ref="events_default" id="mx_RoomSettings_event_level"
+                            disabled={!can_change_levels || current_user_level < send_level} onChange={this.onPowerLevelsChanged}/>
                     </div>
                     <div>
                         <label htmlFor="mx_RoomSettings_state_level">Set state level</label>
-                        <input type="text" defaultValue={state_level} size="3" id="mx_RoomSettings_state_level" disabled={!can_change_levels || current_user_level < state_level}/>
+                        <input type="text" defaultValue={state_level} size="3" ref="state_default" id="mx_RoomSettings_state_level"
+                            disabled={!can_change_levels || current_user_level < state_level} onChange={this.onPowerLevelsChanged}/>
                     </div>
                     <div>
                         <label htmlFor="mx_RoomSettings_user_level">Default user level</label>
-                        <input type="text" defaultValue={default_user_level} size="3" id="mx_RoomSettings_user_level" disabled={!can_change_levels || current_user_level < default_user_level}/>
+                        <input type="text" defaultValue={default_user_level} size="3" ref="users_default"
+                            id="mx_RoomSettings_user_level" disabled={!can_change_levels || current_user_level < default_user_level}
+                            onChange={this.onPowerLevelsChanged}/>
                     </div>
                 </div>
 
diff --git a/skins/base/views/organisms/RoomView.js b/skins/base/views/organisms/RoomView.js
index 62c750bf00..56699165ad 100644
--- a/skins/base/views/organisms/RoomView.js
+++ b/skins/base/views/organisms/RoomView.js
@@ -50,6 +50,7 @@ module.exports = React.createClass({
         var new_topic = this.refs.room_settings.getTopic();
         var new_join_rule = this.refs.room_settings.getJoinRules();
         var new_history_visibility = this.refs.room_settings.getHistoryVisibility();
+        var new_power_levels = this.refs.room_settings.getPowerLevels();
 
         var old_name = this.state.room.name;
 
@@ -98,6 +99,12 @@ module.exports = React.createClass({
                 }, ""
             );
         }
+
+        if (new_power_levels) {
+            MatrixClientPeg.get().sendStateEvent(
+                this.state.room.roomId, "m.room.power_levels", new_power_levels, ""
+            );
+        }
     },
 
     render: function() {
diff --git a/src/controllers/molecules/RoomSettings.js b/src/controllers/molecules/RoomSettings.js
index 546290eec8..fe7cd63430 100644
--- a/src/controllers/molecules/RoomSettings.js
+++ b/src/controllers/molecules/RoomSettings.js
@@ -22,4 +22,10 @@ module.exports = {
     propTypes: {
         room: React.PropTypes.object.isRequired,
     },
+
+    getInitialState: function() {
+        return {
+            power_levels_changed: false
+        };
+    }
 };