~pkunal-parmar/ubuntu-calendar-app/Minor-Performance

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
/*
 * Copyright (C) 2013-2014 Canonical Ltd
 *
 * This file is part of Ubuntu Calendar App
 *
 * Ubuntu Calendar App is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3 as
 * published by the Free Software Foundation.
 *
 * Ubuntu Calendar App 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/>.
 */
import QtQuick 2.3
import Ubuntu.Components 1.1
import "dateExt.js" as DateExt

Item {
    id: bubbleOverLay

    property var delegate;
    property var day;
    property int hourHeight: units.gu(10)
    property var model;

    MouseArea {
        anchors.fill: parent
        objectName: "mouseArea"
        onPressAndHold: {
            var selectedDate = new Date(day);
            var hour = parseInt(mouseY / hourHeight);
            selectedDate.setHours(hour)
            pageStack.push(Qt.resolvedUrl("NewEvent.qml"), {"date":selectedDate, "model":eventModel});
        }

        onPressed: {
            intern.now = new Date();
            if( intern.now.isSameDay( bubbleOverLay.day ) ) {
                bubbleOverLay.showSeparator();
            }
        }
    }

    TimeSeparator {
        id: separator
        objectName: "separator"
        width:  bubbleOverLay.width
        visible: false
        z:1
    }

    QtObject {
        id: intern
        property var now : new Date();
        property var eventMap;
        property var unUsedEvents: new Object();
    }

    function showEventDetails(event) {
        pageStack.push(Qt.resolvedUrl("EventDetails.qml"), {"event":event,"model":model});
    }

    WorkerScript {
        id: eventLayoutHelper
        source: "EventLayoutHelper.js"

        onMessage: {
            layoutEvents(messageObject.schedules,messageObject.maxDepth);
        }
    }

    function layoutEvents(array, depth) {              
        for(var i=0; i < array.length ; ++i) {
            var schedule = array[i];
            var event = intern.eventMap[schedule.id];
            bubbleOverLay.createEvent(event , schedule.depth, depth +1);
        }
    }

    function createEvents() {
        if(!bubbleOverLay || bubbleOverLay == undefined || model === undefined) {
            return;
        }

        destroyAllChildren();

        var eventMap = {};
        var allSchs = [];

        var startDate = new Date(day).midnight();
        var endDate = new Date(day).endOfDay();
        var items = model.getItems(startDate,endDate);
        for(var i = 0; i < items.length; ++i) {
            var event = items[i];

            if(event.allDay) {
                continue;
            }

            var schedule = {"startDateTime": event.startDateTime, "endDateTime": event.endDateTime,"id":event.itemId };
            allSchs.push(schedule);
            eventMap[event.itemId] = event;
        }

        intern.eventMap = eventMap;
        eventLayoutHelper.sendMessage(allSchs);

        if( intern.now.isSameDay( bubbleOverLay.day ) ) {
            bubbleOverLay.showSeparator();
        }
    }

    function destroyAllChildren() {
        for( var i = children.length - 1; i >= 0; --i ) {
            if( children[i].objectName === "mouseArea" ||
                    children[i].objectName === "weekdevider") {
                continue;
            }
            children[i].visible = false;
            if( children[i].objectName !== "separator") {
                children[i].clicked.disconnect( bubbleOverLay.showEventDetails );
                var key = children[i].objectName;
                if (intern.unUsedEvents[key] === "undefined") {
                    intern.unUsedEvents[key] = children[i];
                }
            }
        }
    }

    function isHashEmpty(hash) {
        for (var prop in hash) {
            if (prop)
                return false;
        }
        return true;
    }

    function getAKeyFromHash(hash) {
        for (var prop in hash) {
            return prop;
        }
        return "undefined";
    }

    function getUnusedEventBubble() {
        /* Recycle an item from unUsedEvents, and remove from hash */
        var key = getAKeyFromHash(intern.unUsedEvents);
        var unUsedBubble = intern.unUsedEvents[key];
        delete intern.unUsedEvents[key];

        return unUsedBubble;
    }

    function createEvent( event, depth, sizeOfRow ) {
        var eventBubble;
        if( isHashEmpty(intern.unUsedEvents) ) {
            eventBubble = delegate.createObject(bubbleOverLay);
            eventBubble.objectName = children.length;
        } else {
            eventBubble = getUnusedEventBubble();
        }

        var hour = event.startDateTime.getHours();
        var yPos = (( event.startDateTime.getMinutes() * hourHeight) / 60) + hour * hourHeight
        eventBubble.y = yPos;

        var durationMin = (event.endDateTime.getHours() - event.startDateTime.getHours()) * 60;
        durationMin += (event.endDateTime.getMinutes() - event.startDateTime.getMinutes());
        var height = (durationMin * hourHeight )/ 60;
        eventBubble.height = (height > eventBubble.minimumHeight) ? height:eventBubble.minimumHeight ;

        eventBubble.model = bubbleOverLay.model
        eventBubble.depthInRow = depth;
        eventBubble.sizeOfRow = sizeOfRow;
        eventBubble.event = event
        eventBubble.visible = true;
        eventBubble.clicked.connect( bubbleOverLay.showEventDetails );
    }

    function showSeparator() {
        var y = ((intern.now.getMinutes() * hourHeight) / 60) + intern.now.getHours() * hourHeight;
        separator.y = y;
        separator.visible = true;
    }
}