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44 lines
1.5 KiB
Python
44 lines
1.5 KiB
Python
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import json
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import logging
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from predicate_formula import parse_predicate_formula_json
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log = logging.getLogger(__name__)
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def parse_dropdown_conditions(col_values):
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"""
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Parses any unparsed dropdown conditions in `col_values`.
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"""
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if 'widgetOptions' not in col_values:
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return
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col_values['widgetOptions'] = [parse_dropdown_condition(widget_options_json)
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for widget_options_json
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in col_values['widgetOptions']]
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def parse_dropdown_condition(widget_options_json):
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"""
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Parses `dropdownCondition.text` in `widget_options_json` and stores the parsed
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representation in `dropdownCondition.parsed`.
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If `dropdownCondition.parsed` is already set, parsing is skipped (as an optimization).
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Clients are responsible for including just `dropdownCondition.text` when creating new
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(or updating existing) dropdown conditions.
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Returns an updated copy of `widget_options_json` or the original widget_options_json
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if parsing was skipped.
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"""
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try:
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widget_options = json.loads(widget_options_json)
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if 'dropdownCondition' not in widget_options:
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return widget_options_json
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dropdown_condition = widget_options['dropdownCondition']
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if 'parsed' in dropdown_condition:
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return widget_options_json
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dropdown_condition['parsed'] = parse_predicate_formula_json(dropdown_condition['text'])
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return json.dumps(widget_options)
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except (TypeError, ValueError):
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return widget_options_json
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