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task_groupings.py
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task_groupings.py
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from logging import PlaceHolder
from typing import Match
import dash
from dash_bootstrap_components._components.ButtonGroup import ButtonGroup
from dash_bootstrap_components._components.CardBody import CardBody
from dash_bootstrap_components._components.CardHeader import CardHeader
import dash_core_components as dcc
import dash_html_components as html
import dash_bootstrap_components as dbc
from dash.dependencies import Input, Output, State, ALL, MATCH
from global_vars import app, db
from bson.objectid import ObjectId
from datetime import datetime, timedelta
import random
from collections import defaultdict
layout = html.Div([
dcc.Interval(id="grouping_interval", interval=60*1000),
html.H1("Task Groups"),
dbc.Button("Add Group", id="add_group"),
html.Div(id="grouping_contents"),
])
def calculate_points(task, users):
points = 0
for every_user in users:
prefs = every_user["preferences"]
avg_pref = 0
for pref in prefs:
avg_pref += pref["preference"] / len(prefs)
for pref in prefs:
if pref["task"] == task["_id"]:
points += pref["preference"] / avg_pref
break
points /= len(users)
return points
def make_card(task, users):
task_id = str(task["_id"])
time_since_last_completion = datetime.now() - task["last_completed"]
period = timedelta(days=task["period"])
time_percentage = time_since_last_completion.total_seconds()/period.total_seconds()
seconds_remaining = period.total_seconds() - time_since_last_completion.total_seconds()
color = "success"
if time_percentage > 0.75:
color = "warning"
if time_percentage > 1:
color = "danger"
label = ""
if time_percentage > 0.02:
# label = html.Div("%d%%" % round(100*time_percentage), style={"font-size": "1.7em"})
abs_seconds = abs(seconds_remaining)
label = ""
days = abs_seconds // (60*60*24)
hours = abs_seconds % (60*60*24) // (60*60)
minutes = round(abs_seconds % (60*60*24) % (60*60) / 60)
if days > 0:
label = "%dd %dh %dm" % (days, hours, minutes)
elif hours > 0:
label = "%dh %dm" % (hours, minutes)
else:
label = "%dm" % minutes
if seconds_remaining < 0:
label += " overdue"
label = html.Div(label, style={"font-size": "1.7em"})
usernames = []
names = []
for every_user in users:
usernames.append(every_user["username"])
names.append(every_user["name"])
points = calculate_points(task, users)
helper_checklist_options = []
for i in range(len(usernames)):
helper_checklist_options.append({
"label": names[i],
"value": usernames[i]
})
return dbc.Collapse(
dbc.Card([
dbc.CardHeader(
dbc.Row([
dbc.Col(
html.H5(task["task_name"])
),
dbc.Col(
html.H5("%d points" % round(points*100))
)
])
),
dbc.CardBody([
html.P(task["desc"]),
dbc.Progress(label, value=100*time_percentage, color=color, className="mb-3", style={
"height": "2em"
}),
dbc.Collapse([
html.H6("Contributors"),
dbc.Checklist(options=helper_checklist_options, id={
"type": "helper_list",
"task": task_id
})
], id={
"type": "helper_collapse",
"task": task_id
}, className="mb-3"),
dbc.Button("Add Helper", id={
"type": "helper_button",
"task": task_id
}, color="primary", className="mr-2"),
dbc.Button("Complete", id={
"type": "grouping_task",
"task": task_id,
"points": points
}, color="primary", disabled=True)
])
], className="mb-4"), is_open=True, id={
"type": "grouping_collapse",
"task": task_id
}), seconds_remaining, time_percentage
@app.callback(
Output("grouping_contents", "children"),
Input("add_group", "n_clicks"),
Input("grouping_interval", "n_intervals")
)
def update_grouping_cards(clicks, intervals):
event = dash.callback_context.triggered[0]["prop_id"]
if event == "add_group.n_clicks":
tasks = list(db.tasks.find())
users = list(db.users.find({"active": True}))
groups = list(db.groups.find())
return "groups"
@app.callback(
Output({"type": "helper_collapse", "task": MATCH}, "is_open"),
Output({"type": "helper_button", "task": MATCH}, "children"),
Output({"type": "grouping_task", "task": MATCH, "points": ALL}, "disabled"),
Input({"type": "helper_button", "task": MATCH}, "n_clicks"),
State({"type": "helper_collapse", "task": MATCH}, "is_open"),
prevent_initial_call=True
)
def toggle_helper(clicks, is_open):
helper_open = not is_open
helper_button_text = "Close" if not is_open else "Add Helper"
return helper_open, helper_button_text, (False,)
@app.callback(
Output({"type": "grouping_collapse", "task": MATCH}, "is_open"),
Input({"type": "grouping_task", "task": MATCH, "points": ALL}, "n_clicks"),
Input({"type": "grouping_task", "task": MATCH, "points": ALL}, "id"),
State({"type": "helper_list", "task": MATCH}, "value"),
prevent_initial_call=True
)
def complete_task(clicks, task_info, usernames):
event = dash.callback_context.triggered[0]
if event["value"] is None:
return True
task_id = ObjectId(task_info[0]["task"])
task = db.tasks.find_one({"_id": task_id})
points = task_info[0]["points"]
# usernames = map(lambda div: div["props"]["id"]["username"], helper_list)
completed_time = datetime.now()
if len(usernames) > 0:
queries = list(map(lambda un: {"username": un}, usernames))
users = list(db.users.find({"$or": queries}))
records = []
for user in users:
records.append({
"user": user["_id"],
"task_name": task["task_name"],
"time_completed": completed_time,
"points": points / len(users),
"hidden": False
})
db.records.insert(records)
db.tasks.update_one({"_id": task_id}, {"$set": {"last_completed": completed_time}})
return False