#!/usr/bin/env python
# camcops_server/tasks/qolbasic.py
"""
===============================================================================
Copyright (C) 2012-2018 Rudolf Cardinal (rudolf@pobox.com).
This file is part of CamCOPS.
CamCOPS is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
CamCOPS is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with CamCOPS. If not, see <http://www.gnu.org/licenses/>.
===============================================================================
"""
from typing import List, Optional
from cardinal_pythonlib.maths_py import mean
import cardinal_pythonlib.rnc_web as ws
from sqlalchemy.sql.sqltypes import Float
from camcops_server.cc_modules.cc_constants import CssClass
from camcops_server.cc_modules.cc_ctvinfo import CTV_INCOMPLETE, CtvInfo
from camcops_server.cc_modules.cc_html import answer, identity, tr
from camcops_server.cc_modules.cc_request import CamcopsRequest
from camcops_server.cc_modules.cc_sqla_coltypes import (
CamcopsColumn,
PermittedValueChecker,
)
from camcops_server.cc_modules.cc_summaryelement import SummaryElement
from camcops_server.cc_modules.cc_task import Task, TaskHasPatientMixin
from camcops_server.cc_modules.cc_trackerhelpers import TrackerInfo
# =============================================================================
# QoL-Basic
# =============================================================================
DP = 3
[docs]class QolBasic(TaskHasPatientMixin, Task):
__tablename__ = "qolbasic"
shortname = "QoL-Basic"
longname = "Quality of Life: basic assessment"
provides_trackers = True
tto = CamcopsColumn(
"tto", Float,
permitted_value_checker=PermittedValueChecker(minimum=0, maximum=10),
comment="Time trade-off (QoL * 10). Prompt: ... Indicate... the "
"number of years in full health [0-10] that you think is "
"of equal value to 10 years in your current health state."
)
rs = CamcopsColumn(
"rs", Float,
permitted_value_checker=PermittedValueChecker(minimum=0, maximum=100),
comment="Rating scale (QoL * 100). Prompt: Mark the point on the "
"scale [0-100] that you feel best illustrates your current "
"quality of life."
)
TASK_FIELDS = ["tto", "rs"]
[docs] def get_trackers(self, req: CamcopsRequest) -> List[TrackerInfo]:
return [
TrackerInfo(
value=self.get_tto_qol(),
plot_label="Quality of life: time trade-off",
axis_label="TTO QoL (0-1)",
axis_min=0,
axis_max=1
),
TrackerInfo(
value=self.get_rs_qol(),
plot_label="Quality of life: rating scale",
axis_label="RS QoL (0-1)",
axis_min=0,
axis_max=1
),
]
[docs] def get_clinical_text(self, req: CamcopsRequest) -> List[CtvInfo]:
if not self.is_complete():
return CTV_INCOMPLETE
tto_qol = self.get_tto_qol()
rs_qol = self.get_rs_qol()
mean_qol = mean([tto_qol, rs_qol])
return [CtvInfo(
content=(
"Quality of life: time trade-off {}, rating scale {}, "
"mean {}.".format(
ws.number_to_dp(tto_qol, DP),
ws.number_to_dp(rs_qol, DP),
ws.number_to_dp(mean_qol, DP)
)
)
)]
[docs] def get_summaries(self, req: CamcopsRequest) -> List[SummaryElement]:
return self.standard_task_summary_fields() + [
SummaryElement(
name="tto_qol", coltype=Float(),
value=self.get_tto_qol(),
comment="Quality of life (0-1), from time trade-off method"),
SummaryElement(
name="rs_qol", coltype=Float(),
value=self.get_rs_qol(),
comment="Quality of life (0-1), from rating scale method"),
]
[docs] def is_complete(self) -> bool:
return (
self.are_all_fields_complete(QolBasic.TASK_FIELDS) and
self.field_contents_valid()
)
def get_tto_qol(self) -> Optional[float]:
return self.tto / 10 if self.tto is not None else None
def get_rs_qol(self) -> Optional[float]:
return self.rs / 100 if self.rs is not None else None
[docs] def get_task_html(self, req: CamcopsRequest) -> str:
tto_qol = self.get_tto_qol()
rs_qol = self.get_rs_qol()
mean_qol = mean([tto_qol, rs_qol])
h = """
<div class="{CssClass.SUMMARY}">
<table class="{CssClass.SUMMARY}">
{tr_is_complete}
{mean_qol}
</table>
</div>
<div class="{CssClass.EXPLANATION}">
Quality of life (QoL) has anchor values of 0 (none) and 1
(perfect health), and can be asked about in several ways.
</div>
<table class="{CssClass.TASKDETAIL}">
<tr>
<th width="33%">Scale</th>
<th width="33%">Answer</th>
<td width="33%">Implied QoL</th>
</tr>
{tto}
{rs}
</table>
""".format(
CssClass=CssClass,
tr_is_complete=self.get_is_complete_tr(req),
mean_qol=tr(
"Mean QoL",
answer(ws.number_to_dp(mean_qol, DP, default=None),
formatter_answer=identity)
),
tto=tr(
self.wxstring(req, "tto_q_s"),
answer(ws.number_to_dp(self.tto, DP, default=None)),
answer(ws.number_to_dp(tto_qol, DP, default=None),
formatter_answer=identity)
),
rs=tr(
self.wxstring(req, "rs_q_s"),
answer(ws.number_to_dp(self.rs, DP, default=None)),
answer(ws.number_to_dp(rs_qol, DP, default=None),
formatter_answer=identity)
),
)
return h