def ena_description(auto_fields):
# get current stage, output next stage
stage_dict = {}
datafile_id = auto_fields["datafile"]
current_stage = auto_fields["current_stage"]
static_list = d_utils.json_to_pytype(lkup.WIZARD_FILES["ena"])["properties"]
unified_list = static_list
# get stages from db if exist. stages (both static and dynamic) are held in the db,
# to provide a single or unified point of reference
d = DataFile()
description = d.GET(datafile_id)["description"]
description_stages = description["stages"]
if len(description_stages) > 0:
unified_list = description_stages
else:
description["stages"] = unified_list
fields = {"description": description}
d.edit_datafile(datafile_id, fields)
# generate and merge dynamic stages with static if not already generated
if unified_list == static_list: # only static stages exist, generate dynamic
dynamic_elements = get_dynamic_elements_ena(datafile_id) # ENA dynamic stages, contingent upon study_type
if dynamic_elements:
unified_list = unified_list + dynamic_elements # merge and save stages
description["stages"] = unified_list
fields = {"description": description}
d.edit_datafile(datafile_id, fields)
# now, resolve stages for the wizard
next_stage_indx = 0
listed_stage = [indx for indx, elem in enumerate(unified_list) if elem["ref"] == current_stage]
if listed_stage:
next_stage_indx = listed_stage[0] + 1
try:
elem = unified_list[next_stage_indx]
if not is_stage_present(datafile_id, elem["ref"]):
stage_dict = get_stage_display(elem, datafile_id)
except:
pass
if not stage_dict and current_stage == unified_list[-1]["ref"]: # reached last stage of wizard, 'review' now
# stage_dict = wtags.get_review_html(get_stages_display(datafile_id))
pass
return stage_dict
