Added ?miltime command

Fixes #377

exts/time.py

@@ -8,7 +8,7 @@ the GNU General Public License, version 2.
 """
 
 
-from datetime import datetime
+from datetime import datetime, timedelta
 
 import discord.ext.commands as commands
 
@@ -16,6 +16,34 @@ import common as cmn
 
 
 class TimeCog(commands.Cog):
+    offsets = [
+            ("Y", "", timedelta(hours=-12)),
+            ("X", "", timedelta(hours=-11)),
+            ("W", "", timedelta(hours=-10)),
+            ("V", "", timedelta(hours=-9)),
+            ("U", "", timedelta(hours=-8)),
+            ("T", "", timedelta(hours=-7)),
+            ("S", "", timedelta(hours=-6)),
+            ("R", "", timedelta(hours=-5)),
+            ("Q", "", timedelta(hours=-4)),
+            ("P", "", timedelta(hours=-3)),
+            ("O", "", timedelta(hours=-2)),
+            ("N", "", timedelta(hours=-1)),
+            ("Z", "UTC", timedelta(hours=0)),
+            ("A", "", timedelta(hours=+1)),
+            ("B", "", timedelta(hours=+2)),
+            ("C", "", timedelta(hours=+3)),
+            ("D", "", timedelta(hours=+4)),
+            ("E", "", timedelta(hours=+5)),
+            ("F", "", timedelta(hours=+6)),
+            ("G", "", timedelta(hours=+7)),
+            ("H", "", timedelta(hours=+8)),
+            ("I", "", timedelta(hours=+9)),
+            ("K", "", timedelta(hours=+10)),
+            ("L", "", timedelta(hours=+11)),
+            ("M", "", timedelta(hours=+12))
+    ]
+
     def __init__(self, bot):
         self.bot = bot
 
@@ -30,6 +58,23 @@ class TimeCog(commands.Cog):
         embed.colour = cmn.colours.good
         await ctx.send(embed=embed)
 
+    @commands.command(name="miltime", category=cmn.Cats.TIME)
+    async def miltime(self, ctx: commands.Context):
+        """Prints the current time in all 25 military time zones."""
+        time = ctx.message.created_at
+        embed = cmn.embed_factory(ctx)
+        embed.title = f"{cmn.emojis.clock} Military Time Zones Now"
+        embed.colour = cmn.colours.good
+        embed.description = "```"
+        embed.description += "\n".join([f"{x}: {time + z :%Y-%m-%d %H:%M} {y}" for x, y, z in self.offsets])
+        embed.description += "```"
+        embed.add_field(name="Notes", value=(
+            "**J** is not present in the table, and is used for local time.\n"
+            "The zones are referenced by their letters, using phonetics.\n"
+            f"You can check the NATO phonetics for a letter using the `{ctx.prefix}phonetics` command."
+            ))
+        await ctx.send(embed=embed)
+
 
 def setup(bot: commands.Bot):
     bot.add_cog(TimeCog(bot))