from typing import Optional

import discord
from discord import Embed
from discord.ext.commands import Context


class EmbedGenerator:
    @staticmethod
    async def Error(ctx: Context, message: str, **kwargs):
        color = ctx.bot.colors["embed"]
        em = Embed(title='Error:', description=message, color=color)
        return await EmbedGenerator.SendWithFooter(ctx, em, **kwargs)

    @staticmethod
    async def Message(ctx: Context,
                      title: str,
                      message: Optional[str] = '',
                      **kwargs):
        color = ctx.bot.colors["embed"]
        em = Embed(title=title, description=message, color=color)
        return await EmbedGenerator.SendWithFooter(ctx, em, **kwargs)

    @staticmethod
    async def Image(ctx: Context,
                    title: str,
                    url: str,
                    message: Optional[str] = '',
                    **kwargs):
        color = ctx.bot.colors["embed"]
        em = Embed(title=title, description=message, url=url, color=color)
        em.set_image(url=url)
        return await EmbedGenerator.SendWithFooter(ctx, em, **kwargs)

    @staticmethod
    async def Title(ctx: Context, title: str, **kwargs):
        color = ctx.bot.colors["embed"]
        em = Embed(title=title, color=color)
        return await EmbedGenerator.SendWithFooter(ctx, em, **kwargs)

    @staticmethod
    async def SendWithFooter(ctx: Context, em: Embed,
                             **kwargs) -> discord.Message:
        avatar = ctx.author.avatar_url_as()
        em.set_footer(text=f'Requested by: {ctx.author}', icon_url=avatar)
        if kwargs.get('no_send', False):
            return em
        return await ctx.send(embed=em, **kwargs)