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reports.spaceenergyitem   F

Complexity

Total Complexity 115

Size/Duplication

Total Lines 588
Duplicated Lines 4.08 %

Importance

Changes 0
Metric Value
eloc 419
dl 24
loc 588
rs 2
c 0
b 0
f 0
wmc 115

3 Methods

Rating   Name   Duplication   Size   Complexity  
A Reporting.on_options() 0 3 1
A Reporting.__init__() 0 3 1
F Reporting.on_get() 24 554 113

How to fix   Duplicated Code    Complexity   

Duplicated Code

Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.

Common duplication problems, and corresponding solutions are:

Complexity

 Tip:   Before tackling complexity, make sure that you eliminate any duplication first. This often can reduce the size of classes significantly.

Complex classes like reports.spaceenergyitem often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes.

Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.

1
import falcon
2
import simplejson as json
3
import mysql.connector
4
import config
5
from datetime import datetime, timedelta, timezone
6
import utilities
7
from decimal import *
8
9
10
class Reporting:
11
    @staticmethod
12
    def __init__():
13
        pass
14
15
    @staticmethod
16
    def on_options(req, resp):
17
        resp.status = falcon.HTTP_200
18
19
    ####################################################################################################################
20
    # PROCEDURES
21
    # Step 1: valid parameters
22
    # Step 2: query the space
23
    # Step 3: query energy items
24
    # Step 4: query associated sensors
25
    # Step 5: query associated points
26
    # Step 6: query child spaces
27
    # Step 7: query base period energy input
28
    # Step 8: query reporting period energy input
29
    # Step 9: query tariff data
30
    # Step 10: query associated sensors and points data
31
    # Step 11: query child spaces energy input
32
    # Step 12: construct the report
33
    ####################################################################################################################
34
    @staticmethod
35
    def on_get(req, resp):
36
        print(req.params)
37
        space_id = req.params.get('spaceid')
38
        period_type = req.params.get('periodtype')
39
        base_start_datetime_local = req.params.get('baseperiodstartdatetime')
40
        base_end_datetime_local = req.params.get('baseperiodenddatetime')
41
        reporting_start_datetime_local = req.params.get('reportingperiodstartdatetime')
42
        reporting_end_datetime_local = req.params.get('reportingperiodenddatetime')
43
44
        ################################################################################################################
45
        # Step 1: valid parameters
46
        ################################################################################################################
47
        if space_id is None:
48
            raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST', description='API.INVALID_SPACE_ID')
49
        else:
50
            space_id = str.strip(space_id)
51
            if not space_id.isdigit() or int(space_id) <= 0:
52
                raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST', description='API.INVALID_SPACE_ID')
53
54
        if period_type is None:
55
            raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST', description='API.INVALID_PERIOD_TYPE')
56
        else:
57
            period_type = str.strip(period_type)
58
            if period_type not in ['hourly', 'daily', 'monthly', 'yearly']:
59
                raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST', description='API.INVALID_PERIOD_TYPE')
60
61
        timezone_offset = int(config.utc_offset[1:3]) * 60 + int(config.utc_offset[4:6])
62
        if config.utc_offset[0] == '-':
63
            timezone_offset = -timezone_offset
64
65
        base_start_datetime_utc = None
66
        if base_start_datetime_local is not None and len(str.strip(base_start_datetime_local)) > 0:
67
            base_start_datetime_local = str.strip(base_start_datetime_local)
68
            try:
69
                base_start_datetime_utc = datetime.strptime(base_start_datetime_local,
70
                                                            '%Y-%m-%dT%H:%M:%S').replace(tzinfo=timezone.utc) - \
71
                    timedelta(minutes=timezone_offset)
72
            except ValueError:
73
                raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
74
                                       description="API.INVALID_BASE_PERIOD_BEGINS_DATETIME")
75
76
        base_end_datetime_utc = None
77
        if base_end_datetime_local is not None and len(str.strip(base_end_datetime_local)) > 0:
78
            base_end_datetime_local = str.strip(base_end_datetime_local)
79
            try:
80
                base_end_datetime_utc = datetime.strptime(base_end_datetime_local,
81
                                                          '%Y-%m-%dT%H:%M:%S').replace(tzinfo=timezone.utc) - \
82
                    timedelta(minutes=timezone_offset)
83
            except ValueError:
84
                raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
85
                                       description="API.INVALID_BASE_PERIOD_ENDS_DATETIME")
86
87
        if base_start_datetime_utc is not None and base_end_datetime_utc is not None and \
88
                base_start_datetime_utc >= base_end_datetime_utc:
89
            raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
90
                                   description='API.INVALID_BASE_PERIOD_ENDS_DATETIME')
91
92
        if reporting_start_datetime_local is None:
93
            raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
94
                                   description="API.INVALID_REPORTING_PERIOD_BEGINS_DATETIME")
95
        else:
96
            reporting_start_datetime_local = str.strip(reporting_start_datetime_local)
97
            try:
98
                reporting_start_datetime_utc = datetime.strptime(reporting_start_datetime_local,
99
                                                                 '%Y-%m-%dT%H:%M:%S').replace(tzinfo=timezone.utc) - \
100
                    timedelta(minutes=timezone_offset)
101
            except ValueError:
102
                raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
103
                                       description="API.INVALID_REPORTING_PERIOD_BEGINS_DATETIME")
104
105
        if reporting_end_datetime_local is None:
106
            raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
107
                                   description="API.INVALID_REPORTING_PERIOD_ENDS_DATETIME")
108
        else:
109
            reporting_end_datetime_local = str.strip(reporting_end_datetime_local)
110
            try:
111
                reporting_end_datetime_utc = datetime.strptime(reporting_end_datetime_local,
112
                                                               '%Y-%m-%dT%H:%M:%S').replace(tzinfo=timezone.utc) - \
113
                    timedelta(minutes=timezone_offset)
114
            except ValueError:
115
                raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
116
                                       description="API.INVALID_REPORTING_PERIOD_ENDS_DATETIME")
117
118
        if reporting_start_datetime_utc >= reporting_end_datetime_utc:
119
            raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
120
                                   description='API.INVALID_REPORTING_PERIOD_ENDS_DATETIME')
121
122
        ################################################################################################################
123
        # Step 2: query the space
124
        ################################################################################################################
125
        cnx_system = mysql.connector.connect(**config.myems_system_db)
126
        cursor_system = cnx_system.cursor()
127
128
        cnx_energy = mysql.connector.connect(**config.myems_energy_db)
129
        cursor_energy = cnx_energy.cursor()
130
131
        cnx_historical = mysql.connector.connect(**config.myems_historical_db)
132
        cursor_historical = cnx_historical.cursor()
133
134
        cursor_system.execute(" SELECT id, name, area, cost_center_id "
135
                              " FROM tbl_spaces "
136
                              " WHERE id = %s ", (space_id,))
137
        row_space = cursor_system.fetchone()
138
        if row_space is None:
139
            if cursor_system:
140
                cursor_system.close()
141
            if cnx_system:
142
                cnx_system.disconnect()
143
144
            if cursor_energy:
145
                cursor_energy.close()
146
            if cnx_energy:
147
                cnx_energy.disconnect()
148
149
            if cnx_historical:
150
                cnx_historical.close()
151
            if cursor_historical:
152
                cursor_historical.disconnect()
153
            raise falcon.HTTPError(falcon.HTTP_404, title='API.NOT_FOUND', description='API.SPACE_NOT_FOUND')
154
155
        space = dict()
156
        space['id'] = row_space[0]
157
        space['name'] = row_space[1]
158
        space['area'] = row_space[2]
159
        space['cost_center_id'] = row_space[3]
160
161
        ################################################################################################################
162
        # Step 3: query energy items
163
        ################################################################################################################
164
        energy_item_set = set()
165
        # query energy items in base period
166
        cursor_energy.execute(" SELECT DISTINCT(energy_item_id) "
167
                              " FROM tbl_space_input_item_hourly "
168
                              " WHERE space_id = %s "
169
                              "     AND start_datetime_utc >= %s "
170
                              "     AND start_datetime_utc < %s ",
171
                              (space['id'], base_start_datetime_utc, base_end_datetime_utc))
172
        rows_energy_items = cursor_energy.fetchall()
173
        if rows_energy_items is not None or len(rows_energy_items) > 0:
174
            for row_item in rows_energy_items:
175
                energy_item_set.add(row_item[0])
176
177
        # query energy items in reporting period
178
        cursor_energy.execute(" SELECT DISTINCT(energy_item_id) "
179
                              " FROM tbl_space_input_item_hourly "
180
                              " WHERE space_id = %s "
181
                              "     AND start_datetime_utc >= %s "
182
                              "     AND start_datetime_utc < %s ",
183
                              (space['id'], reporting_start_datetime_utc, reporting_end_datetime_utc))
184
        rows_energy_items = cursor_energy.fetchall()
185
        if rows_energy_items is not None or len(rows_energy_items) > 0:
186
            for row_item in rows_energy_items:
187
                energy_item_set.add(row_item[0])
188
189
        # query all energy items in base period and reporting period
190
        cursor_system.execute(" SELECT ei.id, ei.name, ei.energy_category_id, "
191
                              "        ec.name AS energy_category_name, ec.unit_of_measure, ec.kgce, ec.kgco2e "
192
                              " FROM tbl_energy_items ei, tbl_energy_categories ec "
193
                              " WHERE ei.energy_category_id = ec.id "
194
                              " ORDER BY ei.id ", )
195
        rows_energy_items = cursor_system.fetchall()
196
        if rows_energy_items is None or len(rows_energy_items) == 0:
197
            if cursor_system:
198
                cursor_system.close()
199
            if cnx_system:
200
                cnx_system.disconnect()
201
202
            if cursor_energy:
203
                cursor_energy.close()
204
            if cnx_energy:
205
                cnx_energy.disconnect()
206
207
            if cnx_historical:
208
                cnx_historical.close()
209
            if cursor_historical:
210
                cursor_historical.disconnect()
211
            raise falcon.HTTPError(falcon.HTTP_404,
212
                                   title='API.NOT_FOUND',
213
                                   description='API.ENERGY_ITEM_NOT_FOUND')
214
        energy_item_dict = dict()
215
        for row_energy_item in rows_energy_items:
216
            if row_energy_item[0] in energy_item_set:
217
                energy_item_dict[row_energy_item[0]] = {"name": row_energy_item[1],
218
                                                        "energy_category_id": row_energy_item[2],
219
                                                        "energy_category_name": row_energy_item[3],
220
                                                        "unit_of_measure": row_energy_item[4],
221
                                                        "kgce": row_energy_item[5],
222
                                                        "kgco2e": row_energy_item[6]}
223
224
        ################################################################################################################
225
        # Step 4: query associated sensors
226
        ################################################################################################################
227
        point_list = list()
228
        cursor_system.execute(" SELECT po.id, po.name, po.units, po.object_type  "
229
                              " FROM tbl_spaces sp, tbl_sensors se, tbl_spaces_sensors spse, "
230
                              "      tbl_points po, tbl_sensors_points sepo "
231
                              " WHERE sp.id = %s AND sp.id = spse.space_id AND spse.sensor_id = se.id "
232
                              "       AND se.id = sepo.sensor_id AND sepo.point_id = po.id "
233
                              " ORDER BY po.id ", (space['id'], ))
234
        rows_points = cursor_system.fetchall()
235
        if rows_points is not None and len(rows_points) > 0:
236
            for row in rows_points:
237
                point_list.append({"id": row[0], "name": row[1], "units": row[2], "object_type": row[3]})
238
239
        ################################################################################################################
240
        # Step 5: query associated points
241
        ################################################################################################################
242
        cursor_system.execute(" SELECT po.id, po.name, po.units, po.object_type  "
243
                              " FROM tbl_spaces sp, tbl_spaces_points sppo, tbl_points po "
244
                              " WHERE sp.id = %s AND sp.id = sppo.space_id AND sppo.point_id = po.id "
245
                              " ORDER BY po.id ", (space['id'], ))
246
        rows_points = cursor_system.fetchall()
247
        if rows_points is not None and len(rows_points) > 0:
248
            for row in rows_points:
249
                point_list.append({"id": row[0], "name": row[1], "units": row[2], "object_type": row[3]})
250
251
        ################################################################################################################
252
        # Step 6: query child spaces
253
        ################################################################################################################
254
        child_space_list = list()
255
        cursor_system.execute(" SELECT id, name  "
256
                              " FROM tbl_spaces "
257
                              " WHERE parent_space_id = %s "
258
                              " ORDER BY id ", (space['id'], ))
259
        rows_child_spaces = cursor_system.fetchall()
260
        if rows_child_spaces is not None and len(rows_child_spaces) > 0:
261
            for row in rows_child_spaces:
262
                child_space_list.append({"id": row[0], "name": row[1]})
263
264
        ################################################################################################################
265
        # Step 7: query base period energy input
266
        ################################################################################################################
267
        base = dict()
268
        if energy_item_set is not None and len(energy_item_set) > 0:
269
            for energy_item_id in energy_item_set:
270
                base[energy_item_id] = dict()
271
                base[energy_item_id]['timestamps'] = list()
272
                base[energy_item_id]['values'] = list()
273
                base[energy_item_id]['subtotal'] = Decimal(0.0)
274
275
                cursor_energy.execute(" SELECT start_datetime_utc, actual_value "
276
                                      " FROM tbl_space_input_item_hourly "
277
                                      " WHERE space_id = %s "
278
                                      "     AND energy_item_id = %s "
279
                                      "     AND start_datetime_utc >= %s "
280
                                      "     AND start_datetime_utc < %s "
281
                                      " ORDER BY start_datetime_utc ",
282
                                      (space['id'],
283
                                       energy_item_id,
284
                                       base_start_datetime_utc,
285
                                       base_end_datetime_utc))
286
                rows_space_hourly = cursor_energy.fetchall()
287
288
                rows_space_periodically = utilities.aggregate_hourly_data_by_period(rows_space_hourly,
289
                                                                                    base_start_datetime_utc,
290
                                                                                    base_end_datetime_utc,
291
                                                                                    period_type)
292
                for row_space_periodically in rows_space_periodically:
293
                    current_datetime_local = row_space_periodically[0].replace(tzinfo=timezone.utc) + \
294
                                             timedelta(minutes=timezone_offset)
295
                    if period_type == 'hourly':
296
                        current_datetime = current_datetime_local.strftime('%Y-%m-%dT%H:%M:%S')
297
                    elif period_type == 'daily':
298
                        current_datetime = current_datetime_local.strftime('%Y-%m-%d')
299
                    elif period_type == 'monthly':
300
                        current_datetime = current_datetime_local.strftime('%Y-%m')
301
                    elif period_type == 'yearly':
302
                        current_datetime = current_datetime_local.strftime('%Y')
303
304
                    actual_value = Decimal(0.0) if row_space_periodically[1] is None else row_space_periodically[1]
305
                    base[energy_item_id]['timestamps'].append(current_datetime)
0 ignored issues
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introduced by
The variable current_datetime does not seem to be defined for all execution paths.
Loading history...
306
                    base[energy_item_id]['values'].append(actual_value)
307
                    base[energy_item_id]['subtotal'] += actual_value
308
309
        ################################################################################################################
310
        # Step 8: query reporting period energy input
311
        ################################################################################################################
312
        reporting = dict()
313
        if energy_item_set is not None and len(energy_item_set) > 0:
314
            for energy_item_id in energy_item_set:
315
                reporting[energy_item_id] = dict()
316
                reporting[energy_item_id]['timestamps'] = list()
317
                reporting[energy_item_id]['values'] = list()
318
                reporting[energy_item_id]['subtotal'] = Decimal(0.0)
319
                reporting[energy_item_id]['toppeak'] = Decimal(0.0)
320
                reporting[energy_item_id]['onpeak'] = Decimal(0.0)
321
                reporting[energy_item_id]['midpeak'] = Decimal(0.0)
322
                reporting[energy_item_id]['offpeak'] = Decimal(0.0)
323
324
                cursor_energy.execute(" SELECT start_datetime_utc, actual_value "
325
                                      " FROM tbl_space_input_item_hourly "
326
                                      " WHERE space_id = %s "
327
                                      "     AND energy_item_id = %s "
328
                                      "     AND start_datetime_utc >= %s "
329
                                      "     AND start_datetime_utc < %s "
330
                                      " ORDER BY start_datetime_utc ",
331
                                      (space['id'],
332
                                       energy_item_id,
333
                                       reporting_start_datetime_utc,
334
                                       reporting_end_datetime_utc))
335
                rows_space_hourly = cursor_energy.fetchall()
336
337
                rows_space_periodically = utilities.aggregate_hourly_data_by_period(rows_space_hourly,
338
                                                                                    reporting_start_datetime_utc,
339
                                                                                    reporting_end_datetime_utc,
340
                                                                                    period_type)
341
                for row_space_periodically in rows_space_periodically:
342
                    current_datetime_local = row_space_periodically[0].replace(tzinfo=timezone.utc) + \
343
                                             timedelta(minutes=timezone_offset)
344
                    if period_type == 'hourly':
345
                        current_datetime = current_datetime_local.strftime('%Y-%m-%dT%H:%M:%S')
346
                    elif period_type == 'daily':
347
                        current_datetime = current_datetime_local.strftime('%Y-%m-%d')
348
                    elif period_type == 'monthly':
349
                        current_datetime = current_datetime_local.strftime('%Y-%m')
350
                    elif period_type == 'yearly':
351
                        current_datetime = current_datetime_local.strftime('%Y')
352
353
                    actual_value = Decimal(0.0) if row_space_periodically[1] is None else row_space_periodically[1]
354
                    reporting[energy_item_id]['timestamps'].append(current_datetime)
355
                    reporting[energy_item_id]['values'].append(actual_value)
356
                    reporting[energy_item_id]['subtotal'] += actual_value
357
358
                energy_category_tariff_dict = \
359
                    utilities.get_energy_category_peak_types(space['cost_center_id'],
360
                                                             energy_item_dict[energy_item_id]['energy_category_id'],
361
                                                             reporting_start_datetime_utc,
362
                                                             reporting_end_datetime_utc)
363
                for row in rows_space_hourly:
364
                    peak_type = energy_category_tariff_dict.get(row[0], None)
365
                    if peak_type == 'toppeak':
366
                        reporting[energy_item_id]['toppeak'] += row[1]
367
                    elif peak_type == 'onpeak':
368
                        reporting[energy_item_id]['onpeak'] += row[1]
369
                    elif peak_type == 'midpeak':
370
                        reporting[energy_item_id]['midpeak'] += row[1]
371
                    elif peak_type == 'offpeak':
372
                        reporting[energy_item_id]['offpeak'] += row[1]
373
374
        ################################################################################################################
375
        # Step 9: query tariff data
376
        ################################################################################################################
377
        parameters_data = dict()
378
        parameters_data['names'] = list()
379
        parameters_data['timestamps'] = list()
380
        parameters_data['values'] = list()
381
        if energy_item_set is not None and len(energy_item_set) > 0:
382
            for energy_item_id in energy_item_set:
383
                energy_category_tariff_dict = \
384
                    utilities.get_energy_category_tariffs(space['cost_center_id'],
385
                                                          energy_item_dict[energy_item_id]['energy_category_id'],
386
                                                          reporting_start_datetime_utc,
387
                                                          reporting_end_datetime_utc)
388
                tariff_timestamp_list = list()
389
                tariff_value_list = list()
390
                for k, v in energy_category_tariff_dict.items():
391
                    # convert k from utc to local
392
                    k = k + timedelta(minutes=timezone_offset)
393
                    tariff_timestamp_list.append(k.isoformat()[0:19][0:19])
394
                    tariff_value_list.append(v)
395
396
                parameters_data['names'].append('TARIFF-' + energy_item_dict[energy_item_id]['name'])
397
                parameters_data['timestamps'].append(tariff_timestamp_list)
398
                parameters_data['values'].append(tariff_value_list)
399
400
        ################################################################################################################
401
        # Step 10: query associated sensors and points data
402
        ################################################################################################################
403
        for point in point_list:
404
            point_values = []
405
            point_timestamps = []
406
            if point['object_type'] == 'ANALOG_VALUE':
407
                query = (" SELECT utc_date_time, actual_value "
408
                         " FROM tbl_analog_value "
409
                         " WHERE point_id = %s "
410
                         "       AND utc_date_time BETWEEN %s AND %s "
411
                         " ORDER BY utc_date_time ")
412
                cursor_historical.execute(query, (point['id'],
413
                                                  reporting_start_datetime_utc,
414
                                                  reporting_end_datetime_utc))
415
                rows = cursor_historical.fetchall()
416
417
                if rows is not None and len(rows) > 0:
418
                    for row in rows:
419
                        current_datetime_local = row[0].replace(tzinfo=timezone.utc) + \
420
                                                 timedelta(minutes=timezone_offset)
421
                        current_datetime = current_datetime_local.strftime('%Y-%m-%dT%H:%M:%S')
422
                        point_timestamps.append(current_datetime)
423
                        point_values.append(row[1])
424
425
            elif point['object_type'] == 'ENERGY_VALUE':
426
                query = (" SELECT utc_date_time, actual_value "
427
                         " FROM tbl_energy_value "
428
                         " WHERE point_id = %s "
429
                         "       AND utc_date_time BETWEEN %s AND %s "
430
                         " ORDER BY utc_date_time ")
431
                cursor_historical.execute(query, (point['id'],
432
                                                  reporting_start_datetime_utc,
433
                                                  reporting_end_datetime_utc))
434
                rows = cursor_historical.fetchall()
435
436
                if rows is not None and len(rows) > 0:
437
                    for row in rows:
438
                        current_datetime_local = row[0].replace(tzinfo=timezone.utc) + \
439
                                                 timedelta(minutes=timezone_offset)
440
                        current_datetime = current_datetime_local.strftime('%Y-%m-%dT%H:%M:%S')
441
                        point_timestamps.append(current_datetime)
442
                        point_values.append(row[1])
443
            elif point['object_type'] == 'DIGITAL_VALUE':
444
                query = (" SELECT utc_date_time, actual_value "
445
                         " FROM tbl_digital_value "
446
                         " WHERE point_id = %s "
447
                         "       AND utc_date_time BETWEEN %s AND %s ")
448
                cursor_historical.execute(query, (point['id'],
449
                                                  reporting_start_datetime_utc,
450
                                                  reporting_end_datetime_utc))
451
                rows = cursor_historical.fetchall()
452
453
                if rows is not None and len(rows) > 0:
454
                    for row in rows:
455
                        current_datetime_local = row[0].replace(tzinfo=timezone.utc) + \
456
                                                 timedelta(minutes=timezone_offset)
457
                        current_datetime = current_datetime_local.strftime('%Y-%m-%dT%H:%M:%S')
458
                        point_timestamps.append(current_datetime)
459
                        point_values.append(row[1])
460
461
            parameters_data['names'].append(point['name'] + ' (' + point['units'] + ')')
462
            parameters_data['timestamps'].append(point_timestamps)
463
            parameters_data['values'].append(point_values)
464
465
        ################################################################################################################
466
        # Step 11: query child spaces energy input
467
        ################################################################################################################
468
        child_space_data = dict()
469
470 View Code Duplication
        if energy_item_set is not None and len(energy_item_set) > 0:
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471
            for energy_item_id in energy_item_set:
472
                child_space_data[energy_item_id] = dict()
473
                child_space_data[energy_item_id]['child_space_names'] = list()
474
                child_space_data[energy_item_id]['subtotals'] = list()
475
476
                for child_space in child_space_list:
477
                    child_space_data[energy_item_id]['child_space_names'].append(child_space['name'])
478
479
                    cursor_energy.execute(" SELECT SUM(actual_value) "
480
                                          " FROM tbl_space_input_item_hourly "
481
                                          " WHERE space_id = %s "
482
                                          "     AND energy_item_id = %s "
483
                                          "     AND start_datetime_utc >= %s "
484
                                          "     AND start_datetime_utc < %s "
485
                                          " ORDER BY start_datetime_utc ",
486
                                          (child_space['id'],
487
                                           energy_item_id,
488
                                           reporting_start_datetime_utc,
489
                                           reporting_end_datetime_utc))
490
                    row_subtotal = cursor_energy.fetchone()
491
492
                    subtotal = Decimal(0.0) if (row_subtotal is None or row_subtotal[0] is None) else row_subtotal[0]
493
                    child_space_data[energy_item_id]['subtotals'].append(subtotal)
494
495
        ################################################################################################################
496
        # Step 12: construct the report
497
        ################################################################################################################
498
        if cursor_system:
499
            cursor_system.close()
500
        if cnx_system:
501
            cnx_system.disconnect()
502
503
        if cursor_energy:
504
            cursor_energy.close()
505
        if cnx_energy:
506
            cnx_energy.disconnect()
507
508
        result = dict()
509
510
        result['space'] = dict()
511
        result['space']['name'] = space['name']
512
        result['space']['area'] = space['area']
513
514
        result['base_period'] = dict()
515
        result['base_period']['names'] = list()
516
        result['base_period']['units'] = list()
517
        result['base_period']['timestamps'] = list()
518
        result['base_period']['values'] = list()
519
        result['base_period']['subtotals'] = list()
520
        if energy_item_set is not None and len(energy_item_set) > 0:
521
            for energy_item_id in energy_item_set:
522
                result['base_period']['names'].append(energy_item_dict[energy_item_id]['name'])
523
                result['base_period']['units'].append(energy_item_dict[energy_item_id]['unit_of_measure'])
524
                result['base_period']['timestamps'].append(base[energy_item_id]['timestamps'])
525
                result['base_period']['values'].append(base[energy_item_id]['values'])
526
                result['base_period']['subtotals'].append(base[energy_item_id]['subtotal'])
527
528
        result['reporting_period'] = dict()
529
        result['reporting_period']['names'] = list()
530
        result['reporting_period']['energy_item_ids'] = list()
531
        result['reporting_period']['energy_category_names'] = list()
532
        result['reporting_period']['energy_category_ids'] = list()
533
        result['reporting_period']['units'] = list()
534
        result['reporting_period']['timestamps'] = list()
535
        result['reporting_period']['values'] = list()
536
        result['reporting_period']['subtotals'] = list()
537
        result['reporting_period']['subtotals_per_unit_area'] = list()
538
        result['reporting_period']['toppeaks'] = list()
539
        result['reporting_period']['onpeaks'] = list()
540
        result['reporting_period']['midpeaks'] = list()
541
        result['reporting_period']['offpeaks'] = list()
542
        result['reporting_period']['increment_rates'] = list()
543
544
        if energy_item_set is not None and len(energy_item_set) > 0:
545
            for energy_item_id in energy_item_set:
546
                result['reporting_period']['names'].append(energy_item_dict[energy_item_id]['name'])
547
                result['reporting_period']['energy_item_ids'].append(energy_item_id)
548
                result['reporting_period']['energy_category_names'].append(
549
                    energy_item_dict[energy_item_id]['energy_category_name'])
550
                result['reporting_period']['energy_category_ids'].append(
551
                    energy_item_dict[energy_item_id]['energy_category_id'])
552
                result['reporting_period']['units'].append(energy_item_dict[energy_item_id]['unit_of_measure'])
553
                result['reporting_period']['timestamps'].append(reporting[energy_item_id]['timestamps'])
554
                result['reporting_period']['values'].append(reporting[energy_item_id]['values'])
555
                result['reporting_period']['subtotals'].append(reporting[energy_item_id]['subtotal'])
556
                result['reporting_period']['subtotals_per_unit_area'].append(
557
                    reporting[energy_item_id]['subtotal'] / space['area'] if space['area'] > 0.0 else None)
558
                result['reporting_period']['toppeaks'].append(reporting[energy_item_id]['toppeak'])
559
                result['reporting_period']['onpeaks'].append(reporting[energy_item_id]['onpeak'])
560
                result['reporting_period']['midpeaks'].append(reporting[energy_item_id]['midpeak'])
561
                result['reporting_period']['offpeaks'].append(reporting[energy_item_id]['offpeak'])
562
                result['reporting_period']['increment_rates'].append(
563
                    (reporting[energy_item_id]['subtotal'] - base[energy_item_id]['subtotal']) /
564
                    base[energy_item_id]['subtotal']
565
                    if base[energy_item_id]['subtotal'] > 0.0 else None)
566
567
        result['parameters'] = {
568
            "names": parameters_data['names'],
569
            "timestamps": parameters_data['timestamps'],
570
            "values": parameters_data['values']
571
        }
572
573
        result['child_space'] = dict()
574
        result['child_space']['energy_item_names'] = list()  # 1D array [energy item]
575
        result['child_space']['units'] = list()  # 1D array [energy item]
576
        result['child_space']['child_space_names_array'] = list()   # 2D array [energy item][child space]
577
        result['child_space']['subtotals_array'] = list()  # 2D array [energy item][child space]
578
        if energy_item_set is not None and len(energy_item_set) > 0:
579
            for energy_item_id in energy_item_set:
580
                result['child_space']['energy_item_names'].append(energy_item_dict[energy_item_id]['name'])
581
                result['child_space']['units'].append(energy_item_dict[energy_item_id]['unit_of_measure'])
582
                result['child_space']['child_space_names_array'].append(
583
                    child_space_data[energy_item_id]['child_space_names'])
584
                result['child_space']['subtotals_array'].append(
585
                    child_space_data[energy_item_id]['subtotals'])
586
587
        resp.body = json.dumps(result)
588