summaryrefslogtreecommitdiff
path: root/app/Model/ProjectDailyColumnStatsModel.php
blob: a0f14cf4414579ceddccf474a2d48dc955399999 (plain)
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
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
<?php

namespace Kanboard\Model;

use Kanboard\Core\Base;

/**
 * Project Daily Column Stats
 *
 * @package  Kanboard\Model
 * @author   Frederic Guillot
 */
class ProjectDailyColumnStatsModel extends Base
{
    /**
     * SQL table name
     *
     * @var string
     */
    const TABLE = 'project_daily_column_stats';

    /**
     * Update daily totals for the project and for each column
     *
     * "total" is the number open of tasks in the column
     * "score" is the sum of tasks score in the column
     *
     * @access public
     * @param  integer    $project_id    Project id
     * @param  string     $date          Record date (YYYY-MM-DD)
     * @return boolean
     */
    public function updateTotals($project_id, $date)
    {
        $this->db->startTransaction();
        $this->db->table(self::TABLE)->eq('project_id', $project_id)->eq('day', $date)->remove();

        foreach ($this->getStatsByColumns($project_id) as $column_id => $column) {
            $this->db->table(self::TABLE)->insert(array(
                'day' => $date,
                'project_id' => $project_id,
                'column_id' => $column_id,
                'total' => $column['total'],
                'score' => $column['score'],
            ));
        }

        $this->db->closeTransaction();

        return true;
    }

    /**
     * Count the number of recorded days for the data range
     *
     * @access public
     * @param  integer    $project_id    Project id
     * @param  string     $from          Start date (ISO format YYYY-MM-DD)
     * @param  string     $to            End date
     * @return integer
     */
    public function countDays($project_id, $from, $to)
    {
        return $this->db->table(self::TABLE)
            ->eq('project_id', $project_id)
            ->gte('day', $from)
            ->lte('day', $to)
            ->findOneColumn('COUNT(DISTINCT day)');
    }

    /**
     * Get aggregated metrics for the project within a data range
     *
     * [
     *    ['Date', 'Column1', 'Column2'],
     *    ['2014-11-16', 2, 5],
     *    ['2014-11-17', 20, 15],
     * ]
     *
     * @access public
     * @param  integer    $project_id    Project id
     * @param  string     $from          Start date (ISO format YYYY-MM-DD)
     * @param  string     $to            End date
     * @param  string     $field         Column to aggregate
     * @return array
     */
    public function getAggregatedMetrics($project_id, $from, $to, $field = 'total')
    {
        $columns = $this->columnModel->getList($project_id);
        $metrics = $this->getMetrics($project_id, $from, $to);
        return $this->buildAggregate($metrics, $columns, $field);
    }

    /**
     * Fetch metrics
     *
     * @access public
     * @param  integer    $project_id    Project id
     * @param  string     $from          Start date (ISO format YYYY-MM-DD)
     * @param  string     $to            End date
     * @return array
     */
    public function getMetrics($project_id, $from, $to)
    {
        return $this->db->table(self::TABLE)
            ->eq('project_id', $project_id)
            ->gte('day', $from)
            ->lte('day', $to)
            ->asc(self::TABLE.'.day')
            ->findAll();
    }

    /**
     * Build aggregate
     *
     * @access private
     * @param  array   $metrics
     * @param  array   $columns
     * @param  string  $field
     * @return array
     */
    private function buildAggregate(array &$metrics, array &$columns, $field)
    {
        $column_ids = array_keys($columns);
        $days = array_unique(array_column($metrics, 'day'));
        $rows = array(array_merge(array(e('Date')), array_values($columns)));

        foreach ($days as $day) {
            $rows[] = $this->buildRowAggregate($metrics, $column_ids, $day, $field);
        }

        return $rows;
    }

    /**
     * Build one row of the aggregate
     *
     * @access private
     * @param  array   $metrics
     * @param  array   $column_ids
     * @param  string  $day
     * @param  string  $field
     * @return array
     */
    private function buildRowAggregate(array &$metrics, array &$column_ids, $day, $field)
    {
        $row = array($day);

        foreach ($column_ids as $column_id) {
            $row[] = $this->findValueInMetrics($metrics, $day, $column_id, $field);
        }

        return $row;
    }

    /**
     * Find the value in the metrics
     *
     * @access private
     * @param  array   $metrics
     * @param  string  $day
     * @param  string  $column_id
     * @param  string  $field
     * @return integer
     */
    private function findValueInMetrics(array &$metrics, $day, $column_id, $field)
    {
        foreach ($metrics as $metric) {
            if ($metric['day'] === $day && $metric['column_id'] == $column_id) {
                return (int) $metric[$field];
            }
        }

        return 0;
    }

    /**
     * Get number of tasks and score by columns
     *
     * @access private
     * @param  integer $project_id
     * @return array
     */
    private function getStatsByColumns($project_id)
    {
        $totals = $this->getTotalByColumns($project_id);
        $scores = $this->getScoreByColumns($project_id);
        $columns = array();

        foreach ($totals as $column_id => $total) {
            $columns[$column_id] = array('total' => $total, 'score' => 0);
        }

        foreach ($scores as $column_id => $score) {
            $columns[$column_id]['score'] = (int) $score;
        }

        return $columns;
    }

    /**
     * Get number of tasks and score by columns
     *
     * @access private
     * @param  integer $project_id
     * @return array
     */
    private function getScoreByColumns($project_id)
    {
        $stats = $this->db->table(TaskModel::TABLE)
            ->columns('column_id', 'SUM(score) AS score')
            ->eq('project_id', $project_id)
            ->eq('is_active', TaskModel::STATUS_OPEN)
            ->notNull('score')
            ->groupBy('column_id')
            ->findAll();

        return array_column($stats, 'score', 'column_id');
    }

    /**
     * Get number of tasks and score by columns
     *
     * @access private
     * @param  integer $project_id
     * @return array
     */
    private function getTotalByColumns($project_id)
    {
        $stats = $this->db->table(TaskModel::TABLE)
            ->columns('column_id', 'COUNT(*) AS total')
            ->eq('project_id', $project_id)
            ->in('is_active', $this->getTaskStatusConfig())
            ->groupBy('column_id')
            ->findAll();

        return array_column($stats, 'total', 'column_id');
    }

    /**
     * Get task status to use for total calculation
     *
     * @access private
     * @return array
     */
    private function getTaskStatusConfig()
    {
        if ($this->configModel->get('cfd_include_closed_tasks') == 1) {
            return array(TaskModel::STATUS_OPEN, TaskModel::STATUS_CLOSED);
        }

        return array(TaskModel::STATUS_OPEN);
    }
}