didier/cogs/corona.py

395 lines
16 KiB
Python

from decorators import help
import discord
from discord.ext import commands
from enums.help_categories import Category
from functions import checks, timeFormatters
import requests
class Corona(commands.Cog):
def __init__(self, client):
self.client = client
# Don't allow any commands to work when locked
def cog_check(self, ctx):
return not self.client.locked
# Gets the information & calls other functions if necessary
@commands.group(name="Corona", usage="[Land]*", case_insensitive=True, invoke_without_command=True)
@commands.check(checks.allowedChannels)
@help.Category(category=Category.Other)
async def corona(self, ctx, country: str = "Belgium"):
"""
Command that shows the corona stats for a certain country.
:param ctx: Discord Context
:param country: the country to show the stats for
"""
dic = await self.getCountryStats(country)
if dic is None:
# Country was not found
await self.sendError(ctx)
return
# Vaccination stats
vaccine = self.getVaccineData(country, dic["today"]["population"], dic["yesterday"]["population"])
await self.sendEmbed(ctx, dic, vaccine)
@corona.command(aliases=["lb", "leaderboards"], hidden=True)
async def leaderboard(self, ctx):
"""
Command that shows the Corona Leaderboard.
Alias for Lb Corona.
:param ctx: Discord Context
:return: y
"""
await self.client.get_cog("Leaderboards").callLeaderboard("corona", ctx)
async def sendEmbed(self, ctx, dic, vaccines):
"""
Function that sends a Corona embed from a dictionary.
:param ctx: Discord Context
:param dic: the dictionary corresponding to this country
"""
embed = discord.Embed(colour=discord.Colour.red(), title="Coronatracker {}".format(dic["today"]["country"]))
embed.set_thumbnail(url="https://i.imgur.com/aWnDuBt.png")
# Total
embed.add_field(name="Totale Gevallen (Vandaag):",
value=self.createEmbedString(
dic["today"]["cases"],
dic["today"]["todayCases"],
self.trendIndicator(dic, "todayCases")
),
inline=False)
# Active
embed.add_field(name="Actieve Gevallen (Vandaag):",
value=self.createEmbedString(
dic["today"]["activeCases"],
dic["today"]["activeCases"] - dic["yesterday"]["activeCases"],
self.activeTrendIndicator(dic)
),
inline=False)
# Deaths
embed.add_field(name="Sterfgevallen (Vandaag):",
value=self.createEmbedString(
dic["today"]["deaths"],
dic["today"]["todayDeaths"],
self.trendIndicator(dic, "todayDeaths")
),
inline=False)
# Recovered
embed.add_field(name="Hersteld (Vandaag):",
value=self.createEmbedString(
dic["today"]["recovered"],
dic["today"]["todayRecovered"],
self.trendIndicator(dic, "todayRecovered")
),
inline=False)
# Test Cases
embed.add_field(name="Aantal uitgevoerde tests:",
value=self.createEmbedString(
dic["today"]["tests"],
dic["today"]["todayTests"]
),
inline=False)
# Vaccines
if vaccines is not None:
embed.add_field(name="Aantal toegediende vaccins:",
value=self.createEmbedString(
vaccines["today"]["vaccines"],
vaccines["today"]["todayVaccines"],
self.trendIndicator(vaccines, "todayVaccines")
))
# Timestamp of last update
timeFormatted = timeFormatters.epochToDate(int(dic["today"]["updated"]) / 1000)
embed.set_footer(text="Laatst geüpdatet op {} ({} geleden)".format(
timeFormatted["date"], timeFormatted["timeAgo"]))
await ctx.send(embed=embed)
def createEmbedString(self, total, today, indicator="", isPercentage=False):
"""
Function that formats a string to add covid data into the embed,
separate function to make code more readable
"""
# + or - symbol | minus is included in the number so no need
symbol = "+" if today >= 0 else ""
perc = "%" if isPercentage else ""
return "{:,}{} **({}{:,}{})** {}".format(
total, perc, symbol, today, perc, indicator
)
@commands.command(name="Trends", aliases=["Ct"], usage="[Land]*")
@commands.check(checks.allowedChannels)
@help.Category(category=Category.Other)
async def trends(self, ctx, country: str = "Belgium"):
"""
Command that gives more precise stats & changes.
:param ctx: Discord Context
:param country: the country to get the stats for
"""
dic = await self.getCountryStats(country)
if dic is None:
await self.sendError(ctx)
return
# Get the distribution for this country
distribution = self.distribution(dic)
embed = discord.Embed(colour=discord.Colour.red(), title="Coronatrends {}".format(dic["today"]["country"]))
embed.set_thumbnail(url="https://i.imgur.com/aWnDuBt.png")
# Calculate the trends & add them into the fields
embed.add_field(name="Totale Gevallen\n({:,})".format(dic["today"]["cases"]),
value=self.trend(dic, "cases"),
inline=True)
embed.add_field(name="Sterfgevallen\n({:,})".format(dic["today"]["deaths"]),
value=self.trend(dic, "deaths"),
inline=True)
embed.add_field(name="Hersteld\n({:,})".format(dic["today"]["recovered"]),
value=self.trend(dic, "recovered"))
embed.add_field(name="Totale Gevallen\nVandaag ({:,})".format(dic["today"]["todayCases"]),
value=self.trend(dic, "todayCases"),
inline=True)
embed.add_field(name="Sterfgevallen\nVandaag ({:,})".format(dic["today"]["todayDeaths"]),
value=self.trend(dic, "todayDeaths"),
inline=True)
embed.add_field(name="Hersteld\nVandaag ({:,})".format(dic["today"]["todayRecovered"]),
value=self.trend(dic, "todayRecovered"))
embed.add_field(name="Verdeling", value="Actief: {} | Overleden: {} | Hersteld: {}".format(
distribution[0], distribution[1], distribution[2]), inline=False)
# Timestamp of last update
timeFormatted = timeFormatters.epochToDate(int(dic["today"]["updated"]) / 1000)
embed.set_footer(text="Laatst geüpdatet op {} ({} geleden)".format(
timeFormatted["date"], timeFormatted["timeAgo"]))
await ctx.send(embed=embed)
async def getCountryStats(self, country):
"""
Function that gets the stats for a specific country.
:param country: the country to get the stats for
:return: a dictionary containing the info for today & yesterday
"""
# Check if Global or a country was passed
if country.lower() == "global":
country = "all?"
else:
country = "countries/{}?strict=false&".format(country)
today = requests.get("https://disease.sh/v3/covid-19/{}yesterday=false&allowNull=false".format(country)).json()
# Send error message
if "message" in today:
return None
yesterday = requests.get("https://disease.sh/v3/covid-19/{}yesterday=true&allowNull=false".format(country)) \
.json()
# Divide into today & yesterday to be able to calculate the changes
dic = {
"today": {
"country": today["country"] if country != "all?" else "Global",
"cases": today["cases"],
"activeCases": today["active"],
"todayCases": today["todayCases"],
"deaths": today["deaths"],
"todayDeaths": today["todayDeaths"],
"recovered": today["recovered"],
"todayRecovered": today["todayRecovered"],
"tests": today["tests"],
"todayTests": today["tests"] - yesterday["tests"],
"updated": today["updated"],
"population": today["population"]
},
"yesterday": {
"cases": yesterday["cases"],
"activeCases": yesterday["active"],
"todayCases": yesterday["todayCases"],
"deaths": yesterday["deaths"],
"todayDeaths": yesterday["todayDeaths"],
"recovered": yesterday["recovered"],
"todayRecovered": yesterday["todayRecovered"],
"tests": yesterday["tests"],
"updated": yesterday["updated"],
"population": yesterday["population"]
}
}
return dic
def getVaccineData(self, country: str, todayPopulation: int, yesterdayPopulation: int):
"""
Function that gets vaccination stats for a specicic country.
This information is later added to the embed.
"""
if todayPopulation == 0:
todayPopulation = 1
if yesterdayPopulation == 0:
yesterdayPopulation = 1
# "all" has a different endpoint
if country == "global":
vaccine: dict = requests.get("https://disease.sh/v3/covid-19/vaccine/coverage?lastdays=3").json()
else:
vaccine: dict = requests.get("https://disease.sh/v3/covid-19/vaccine/coverage/countries/{}?lastdays=3"
.format(country)).json()
# Country-specific is structured differently
if "timeline" in vaccine:
vaccine = vaccine["timeline"]
# Error message returned or not enough data yet
if "message" in vaccine or len(vaccine.keys()) != 3:
return None
timeFormat = "%m/%d/%y"
def getDt(dt):
"""
Function that calls fromString with an argument
so it can be used in map
"""
return timeFormatters.fromString(dt, timeFormat)
def toString(dt):
"""
Function to cast datetime back to string
"""
st: str = dt.strftime(timeFormat)
# Api doesn't add leading zeroes so the keys don't match anymore ---'
if st.startswith("0"):
st = st[1:]
return st
# Order dates
ordered = sorted(map(getDt, vaccine.keys()))
# Datetime objects are only required for sorting, turn back into strings
ordered = list(map(toString, ordered))
info = {"today": {}, "yesterday": {}}
# Total vaccines
info["today"]["vaccines"] = vaccine[ordered[2]]
# New vaccines today
info["today"]["todayVaccines"] = vaccine[ordered[2]] - vaccine[ordered[1]]
# % of total population
info["today"]["perc"] = round(100 * vaccine[ordered[2]] / todayPopulation, 2)
info["yesterday"]["vaccines"] = vaccine[ordered[1]]
info["yesterday"]["todayVaccines"] = vaccine[ordered[1]] - vaccine[ordered[0]]
return info
def distribution(self, dic):
"""
Calculates the percentage distribution for every key & shows an indicator.
:param dic: the today/yesterday dictionary for this country
:return: a list containing the distribution + indicator for active, recovered & deaths
"""
totalToday = dic["today"]["cases"] if dic["today"]["cases"] != 0 else 1
totalYesterday = dic["yesterday"]["cases"] if dic["yesterday"]["cases"] != 0 else 1
tap = round(100 * dic["today"]["activeCases"] / totalToday, 2) # Today Active Percentage
trp = round(100 * dic["today"]["recovered"] / totalToday, 2) # Today Recovered Percentage
tdp = round(100 * dic["today"]["deaths"] / totalToday, 2) # Today Deaths Percentage
yap = round(100 * dic["yesterday"]["activeCases"] / totalYesterday, 2) # Yesterday Active Percentage
yrp = round(100 * dic["yesterday"]["recovered"] / totalYesterday, 2) # Yesterday Recovered Percentage
ydp = round(100 * dic["yesterday"]["deaths"] / totalYesterday, 2) # Yesterday Deaths Percentage
return ["{}% {}".format(tap, self.indicator(tap, yap)),
"{}% {}".format(tdp, self.indicator(tdp, ydp)),
"{}% {}".format(trp, self.indicator(trp, yrp))]
async def sendError(self, ctx):
"""
Function that sends an error embed when an invalid country was passed.
:param ctx: Discord Context
"""
embed = discord.Embed(colour=discord.Colour.red())
embed.add_field(name="Error", value="Dit land staat niet in de database.", inline=False)
await ctx.send(embed=embed)
# Returns a number and a percentage of rise/decline
def trend(self, dic, key):
"""
Function that creates a string representing a number & percentage of
rise & decline for a certain key of the dict.
:param dic: the today/yesterday dictionary for this country
:param key: the key to compare
:return: a string showing the increase in numbers & percentages
"""
# Difference vs yesterday
change = dic["today"][key] - dic["yesterday"][key]
# Don't divide by 0
yesterday = dic["yesterday"][key] if dic["yesterday"][key] != 0 else 1
# Percentage
perc = round(100 * change / yesterday, 2)
# Sign to add to the number
sign = "+" if change >= 0 else ""
return "{}{:,} ({}{:,}%)".format(sign, change, sign, perc)
# Requires a bit of math so this is a separate function
def activeTrendIndicator(self, dic):
"""
Function that returns a rise/decline indicator for the active cases of the day.
This is a separate function as it requires some math to get right.
New cases have to take into account the deaths & recovered cases being
subtracted as well.
:param dic: the today/yesterday dictionary for this country
:return: a triangle emoji or empty string
"""
todayNew = dic["today"]["todayCases"] - dic["today"]["todayDeaths"] - dic["today"]["todayRecovered"]
yesterdayNew = dic["yesterday"]["todayCases"] - dic["yesterday"]["todayDeaths"] - dic["yesterday"][
"todayRecovered"]
return ":small_red_triangle:" if todayNew > yesterdayNew else \
(":small_red_triangle_down:" if todayNew < yesterdayNew else "")
# Returns an arrow indicating rise or decline
def trendIndicator(self, dic, key):
"""
Function that returns a rise/decline indicator for the target key.
:param dic: the today/yesterday dictionary for this country
:param key: the key to get the indicator for
:return: a triangle emoji or empty string
"""
return ":small_red_triangle:" if dic["today"][key] > dic["yesterday"][key] else \
(":small_red_triangle_down:" if dic["today"][key] < dic["yesterday"][key] else "")
# Also returns an indicator, but compares instead of pulling it out of the dic (for custom numbers)
def indicator(self, today, yesterday):
"""
Function that also returns an indicator but for two numbers
instead of comparing values out of the dictionary.
:param today: the number representing today
:param yesterday: the number representing yesterday
:return: a triangle emoji or empty string
"""
return ":small_red_triangle:" if today > yesterday else \
(":small_red_triangle_down:" if yesterday > today else "")
def setup(client):
client.add_cog(Corona(client))