1 | /* |
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2 | * Copyright (C) 2010 Ixonos Plc. |
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3 | * Copyright (C) 2011 Philipp Spitzer, gregor herrmann |
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4 | * |
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5 | * This file is part of ConfClerk. |
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6 | * |
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7 | * ConfClerk is free software: you can redistribute it and/or modify it |
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8 | * under the terms of the GNU General Public License as published by the Free |
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9 | * Software Foundation, either version 2 of the License, or (at your option) |
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10 | * any later version. |
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11 | * |
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12 | * ConfClerk is distributed in the hope that it will be useful, but |
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13 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
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14 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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15 | * more details. |
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16 | * |
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17 | * You should have received a copy of the GNU General Public License along with |
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18 | * ConfClerk. If not, see <http://www.gnu.org/licenses/>. |
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19 | */ |
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20 | #include "eventmodel.h" |
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21 | #include <conference.h> |
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22 | #include <track.h> |
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23 | #include <room.h> |
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24 | |
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25 | const QString EventModel::COMMA_SEPARATOR = ", "; |
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26 | |
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27 | EventModel::EventModel() |
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28 | { } |
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29 | |
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30 | void EventModel::createTimeGroups() |
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31 | { |
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32 | mGroups.clear(); |
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33 | mParents.clear(); |
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34 | |
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35 | if (mEvents.empty()) |
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36 | { |
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37 | return; |
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38 | } |
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39 | |
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40 | const int timeSpan = 5400; |
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41 | |
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42 | QTime startTime = mEvents.first().start().time(); |
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43 | mGroups << EventModel::Group(QString("%1 - %2").arg(startTime.toString("HH:mm"), |
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44 | startTime.addSecs(timeSpan).toString("HH:mm")), 0); |
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45 | QTime nextGroupTime = mEvents.first().start().time().addSecs(timeSpan); |
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46 | |
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47 | for (int i=0; i<mEvents.count(); i++) |
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48 | { |
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49 | QTime eventTime = mEvents.at(i).start().time(); |
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50 | |
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51 | if (nextGroupTime <= eventTime) |
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52 | { |
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53 | mGroups.last().mChildCount = i - mGroups.last().mFirstEventIndex; |
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54 | mGroups << EventModel::Group(QString("%1 - %2").arg(nextGroupTime.toString("HH:mm"), |
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55 | nextGroupTime.addSecs(timeSpan).toString("HH:mm")), i); |
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56 | nextGroupTime = nextGroupTime.addSecs(timeSpan); |
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57 | } |
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58 | |
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59 | // add parent-child relation |
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60 | mParents[mEvents.at(i).id()] = mGroups.count() - 1; |
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61 | } |
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62 | |
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63 | mGroups.last().mChildCount = mEvents.count() - mGroups.last().mFirstEventIndex; |
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64 | |
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65 | reset(); |
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66 | } |
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67 | |
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68 | void EventModel::createTrackGroups() { |
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69 | mGroups.clear(); |
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70 | mParents.clear(); |
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71 | if (mEvents.empty()) |
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72 | { |
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73 | return; |
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74 | } |
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75 | int trackId = mEvents.first().trackId(); |
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76 | |
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77 | mGroups << EventModel::Group(Track::retrieveTrackName(trackId), 0); |
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78 | int nextTrackId = trackId; |
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79 | |
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80 | for (int i=0; i<mEvents.count(); i++) |
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81 | { |
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82 | trackId = mEvents.at(i).trackId(); |
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83 | if (nextTrackId != trackId) |
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84 | { |
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85 | mGroups.last().mChildCount = i - mGroups.last().mFirstEventIndex; |
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86 | mGroups << EventModel::Group(Track::retrieveTrackName(trackId), i); |
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87 | nextTrackId = trackId; |
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88 | } |
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89 | // add parent-child relation |
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90 | mParents[mEvents.at(i).id()] = mGroups.count() - 1; |
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91 | } |
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92 | mGroups.last().mChildCount = mEvents.count() - mGroups.last().mFirstEventIndex; |
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93 | } |
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94 | |
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95 | void EventModel::createRoomGroups() |
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96 | { |
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97 | mGroups.clear(); |
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98 | mParents.clear(); |
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99 | if (mEvents.empty()) |
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100 | { |
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101 | return; |
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102 | } |
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103 | int roomId = mEvents.first().roomId(); |
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104 | |
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105 | mGroups << EventModel::Group(Room::retrieveRoomName(roomId), 0); |
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106 | int nextRoomId = roomId; |
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107 | |
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108 | QList<Event>::iterator event = mEvents.begin(); |
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109 | int i = 0; |
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110 | while (event != mEvents.end()) |
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111 | { |
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112 | roomId = event->roomId(); |
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113 | if (nextRoomId != roomId) |
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114 | { |
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115 | mGroups.last().mChildCount = i - mGroups.last().mFirstEventIndex; |
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116 | mGroups << EventModel::Group(Room::retrieveRoomName(roomId), i); |
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117 | nextRoomId = roomId; |
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118 | } |
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119 | mParents[event->id()] = mGroups.count() - 1; |
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120 | event++; |
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121 | i++; |
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122 | } |
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123 | mGroups.last().mChildCount = mEvents.count() - mGroups.last().mFirstEventIndex; |
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124 | } |
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125 | |
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126 | QVariant EventModel::data(const QModelIndex& index, int role) const |
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127 | { |
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128 | if (index.isValid() && role == Qt::DisplayRole) |
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129 | { |
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130 | if (index.internalId() == 0) |
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131 | { |
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132 | return mGroups.at(index.row()).mTitle; |
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133 | } |
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134 | else //event data |
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135 | { |
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136 | return static_cast<Event*>(index.internalPointer())->id(); |
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137 | } |
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138 | } |
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139 | |
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140 | return QVariant(); |
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141 | } |
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142 | |
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143 | QModelIndex EventModel::index(int row, int column, const QModelIndex& parent) const |
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144 | { |
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145 | // TODO: add checks for out of range rows |
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146 | |
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147 | if (!parent.isValid()) |
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148 | { |
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149 | return createIndex(row, column, 0); |
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150 | } |
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151 | else if (parent.internalId() == 0) |
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152 | { |
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153 | const Group& group = mGroups.at(parent.row()); |
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154 | Event* event = const_cast<Event*>(&mEvents.at(row + group.mFirstEventIndex)); |
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155 | return createIndex(row, column, reinterpret_cast<void*>(event)); |
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156 | } |
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157 | else |
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158 | { |
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159 | return QModelIndex(); |
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160 | } |
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161 | } |
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162 | |
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163 | QModelIndex EventModel::parent(const QModelIndex & index) const |
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164 | { |
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165 | if (index.isValid()) |
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166 | { |
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167 | if (index.internalId() == 0) |
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168 | { |
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169 | return QModelIndex(); |
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170 | } |
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171 | |
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172 | Event * event = static_cast<Event*>(index.internalPointer()); |
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173 | |
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174 | return createIndex(mParents[event->id()], 0, 0); |
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175 | } |
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176 | |
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177 | return QModelIndex(); |
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178 | } |
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179 | |
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180 | int EventModel::columnCount(const QModelIndex & parent) const |
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181 | { |
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182 | Q_UNUSED(parent); |
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183 | return 1; |
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184 | } |
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185 | |
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186 | int EventModel::rowCount (const QModelIndex & parent) const |
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187 | { |
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188 | if (!parent.isValid()) |
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189 | { |
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190 | return mGroups.count(); |
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191 | } |
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192 | |
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193 | if (parent.internalId() == 0) |
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194 | { |
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195 | return mGroups.at(parent.row()).mChildCount; |
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196 | } |
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197 | |
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198 | return 0; |
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199 | } |
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200 | |
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201 | void EventModel::clearModel() |
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202 | { |
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203 | // qDebug() << __PRETTY_FUNCTION__ << this << mEvents.count(); |
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204 | mGroups.clear(); |
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205 | mEvents.clear(); |
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206 | mParents.clear(); |
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207 | |
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208 | reset(); |
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209 | } |
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210 | |
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211 | void EventModel::loadEvents(const QDate &aDate, int aConferenceId) |
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212 | { |
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213 | clearModel(); |
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214 | // check for existence of the conference in the DB |
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215 | if(Conference::getAll().count()) |
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216 | { |
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217 | qDebug() << "Loading Conference Data: [" << Conference::getById(aConferenceId).title() << "] " << aDate; |
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218 | mEvents = Event::getByDate(QDate(aDate.year(), aDate.month(), aDate.day()), aConferenceId, "start"); |
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219 | } |
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220 | createTimeGroups(); |
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221 | } |
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222 | |
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223 | void EventModel::loadFavEvents(const QDate &aDate, int aConferenceId) |
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224 | { |
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225 | clearModel(); |
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226 | // check for existence of the conference in the DB |
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227 | if(Conference::getAll().count()) |
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228 | { |
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229 | qDebug() << "Loading FAV Conference Data: [" << Conference::getById(aConferenceId).title() << "] " << aDate; |
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230 | mEvents = Event::getFavByDate(QDate(aDate.year(), aDate.month(), aDate.day()), aConferenceId); |
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231 | } |
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232 | createTimeGroups(); |
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233 | } |
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234 | |
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235 | int EventModel::loadSearchResultEvents(const QDate &aDate, int aConferenceId) |
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236 | { |
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237 | clearModel(); |
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238 | // check for existence of the conference in the DB |
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239 | if(Conference::getAll().count()) |
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240 | { |
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241 | qDebug() << "Loading search result Data: [" << Conference::getById(aConferenceId).title() << "] " << aDate; |
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242 | try{ |
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243 | mEvents = Event::getSearchResultByDate(QDate(aDate.year(), aDate.month(), aDate.day()), aConferenceId, "start"); |
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244 | } |
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245 | catch( OrmException &e ){ |
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246 | qDebug() << "Event::getSearchResultByDate failed: " << e.text(); |
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247 | } |
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248 | catch(...){ |
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249 | qDebug() << "Event::getSearchResultByDate failed"; |
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250 | } |
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251 | |
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252 | } |
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253 | |
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254 | createTimeGroups(); |
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255 | |
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256 | return mEvents.count(); |
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257 | } |
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258 | |
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259 | void EventModel::loadEventsByTrack(const QDate &aDate, int aConferenceId) |
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260 | { |
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261 | clearModel(); |
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262 | if (Conference::getAll().count()) |
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263 | { |
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264 | qDebug() << "Loading Conference Data (by Track): [" << Conference::getById(aConferenceId).title() << "] " << aDate; |
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265 | mEvents = Event::getByDate(QDate(aDate.year(), aDate.month(), aDate.day()), aConferenceId, "xid_track, start"); |
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266 | } |
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267 | createTrackGroups(); |
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268 | } |
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269 | |
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270 | void EventModel::loadEventsByRoom(const QDate &aDate, int aConferenceId) |
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271 | { |
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272 | clearModel(); |
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273 | if (Conference::getAll().count()) |
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274 | { |
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275 | qDebug() << "Loading Conference Data (by Room): [" << Conference::getById(aConferenceId).title() << "] " << aDate; |
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276 | mEvents = Event::getByDateAndRoom(QDate(aDate.year(), aDate.month(), aDate.day()), aConferenceId); |
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277 | } |
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278 | createRoomGroups(); |
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279 | } |
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280 | |
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281 | void EventModel::loadNowEvents(int aConferenceId) |
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282 | { |
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283 | clearModel(); |
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284 | // check for existence of the conference in the DB |
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285 | if(Conference::getAll().count()) |
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286 | { |
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287 | qDebug() << "Loading Conference Data: [" << Conference::getById(aConferenceId).title() << "] scheduled NOW"; |
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288 | mEvents = Event::nowEvents(aConferenceId, "start"); |
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289 | } |
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290 | createTimeGroups(); |
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291 | } |
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292 | |
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293 | void EventModel::loadConflictEvents(int aEventId, int aConferenceId) |
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294 | { |
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295 | clearModel(); |
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296 | // check for existence of the conference in the DB |
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297 | if(Conference::getAll().count()) |
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298 | { |
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299 | qDebug() << "Loading Conference Data: [" << Conference::getById(aConferenceId).title() << "] in conflict with " << aEventId; |
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300 | mEvents = Event::conflictEvents(aEventId, aConferenceId); |
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301 | } |
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302 | createTimeGroups(); |
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303 | } |
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304 | |
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305 | void EventModel::updateModel(int aEventId) |
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306 | { |
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307 | for(int i=0; i<mEvents.count(); i++) |
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308 | { |
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309 | if(mEvents[i].id() == aEventId) |
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310 | mEvents[i] = Event::getById(aEventId,Conference::activeConference()); |
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311 | } |
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312 | |
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313 | // find the ModelIndex for given aEventId |
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314 | for(int i=0; i<mGroups.count(); i++) |
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315 | { |
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316 | QModelIndex groupIndex = index(i,0,QModelIndex()); |
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317 | for(int j=0; j<mGroups[i].mChildCount; j++) |
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318 | { |
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319 | QModelIndex eventIndex = index(j,0,groupIndex); |
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320 | if(static_cast<Event*>(eventIndex.internalPointer())->id() == aEventId) |
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321 | { |
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322 | emit(dataChanged(groupIndex,groupIndex)); |
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323 | emit(dataChanged(eventIndex,eventIndex)); |
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324 | } |
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325 | } |
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326 | } |
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327 | } |
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328 | |
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