qrm2/exts/image.py

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"""
Image extension for qrm
---
Copyright (C) 2019-2020 Abigail Gold, 0x5c
This file is part of qrm2 and is released under the terms of
the GNU General Public License, version 2.
"""
import aiohttp
from datetime import datetime
import discord
import discord.ext.commands as commands
import common as cmn
class ImageCog(commands.Cog):
gl_baseurl = "https://www.fourmilab.ch/cgi-bin/uncgi/Earth?img=ETOPO1_day-m.evif&dynimg=y&opt=-p"
def __init__(self, bot: commands.Bot):
self.bot = bot
self.bandcharts = cmn.ImagesGroup(cmn.paths.bandcharts / "meta.json")
self.maps = cmn.ImagesGroup(cmn.paths.maps / "meta.json")
self.session = aiohttp.ClientSession(connector=bot.qrm.connector)
@commands.command(name="bandplan", aliases=["plan", "bands"], category=cmn.cat.ref)
async def _bandplan(self, ctx: commands.Context, region: str = ""):
"""Gets the frequency allocations chart for a given country."""
async with ctx.typing():
arg = region.lower()
embed = cmn.embed_factory(ctx)
if arg not in self.bandcharts:
desc = "Possible arguments are:\n"
for key, img in self.bandcharts.items():
desc += f"`{key}`: {img.name}{(' ' + img.emoji if img.emoji else '')}\n"
embed.title = "Bandplan Not Found!"
embed.description = desc
embed.colour = cmn.colours.bad
await ctx.send(embed=embed)
return
metadata: cmn.ImageMetadata = self.bandcharts[arg]
img = discord.File(cmn.paths.bandcharts / metadata.filename,
filename=metadata.filename)
if metadata.description:
embed.description = metadata.description
if metadata.source:
embed.add_field(name="Source", value=metadata.source)
embed.title = metadata.long_name + (" " + metadata.emoji if metadata.emoji else "")
embed.colour = cmn.colours.good
embed.set_image(url="attachment://" + metadata.filename)
await ctx.send(embed=embed, file=img)
@commands.command(name="map", category=cmn.cat.maps)
async def _map(self, ctx: commands.Context, map_id: str = ""):
"""Posts a ham-relevant map."""
async with ctx.typing():
arg = map_id.lower()
embed = cmn.embed_factory(ctx)
if arg not in self.maps:
desc = "Possible arguments are:\n"
for key, img in self.maps.items():
desc += f"`{key}`: {img.name}{(' ' + img.emoji if img.emoji else '')}\n"
embed.title = "Map Not Found!"
embed.description = desc
embed.colour = cmn.colours.bad
await ctx.send(embed=embed)
return
metadata: cmn.ImageMetadata = self.maps[arg]
img = discord.File(cmn.paths.maps / metadata.filename,
filename=metadata.filename)
if metadata.description:
embed.description = metadata.description
if metadata.source:
embed.add_field(name="Source", value=metadata.source)
embed.title = metadata.long_name + (" " + metadata.emoji if metadata.emoji else "")
embed.colour = cmn.colours.good
embed.set_image(url="attachment://" + metadata.filename)
await ctx.send(embed=embed, file=img)
@commands.command(name="grayline", aliases=["greyline", "grey", "gray", "gl"], category=cmn.cat.maps)
async def _grayline(self, ctx: commands.Context):
"""Gets a map of the current greyline, where HF propagation is the best."""
embed = cmn.embed_factory(ctx)
embed.title = "Current Greyline Conditions"
embed.colour = cmn.colours.good
date_params = f"&date=1&utc={datetime.utcnow():%Y-%m-%d+%H:%M:%S}"
embed.set_image(url=self.gl_baseurl + date_params)
await ctx.send(embed=embed)
def setup(bot: commands.Bot):
bot.add_cog(ImageCog(bot))