from typing import Union
from redbot.core import commands, Config, app_commands
import discord

class Issues(commands.Cog):
    """This cog allows you to create Gitea issues through a Discord modal.
    Developed by SeaswimmerTheFsh."""

    def __init__(self, bot):
        self.bot = bot
        self.config = Config.get_conf(self, identifier=4285273314713, force_registration=True)
        self.config.register_global(
            channel = None,
            gitea_url = None
        )

    @app_commands.command()
    async def issuestest(self, interaction: discord.Interaction):
        passed_info = interaction
        await interaction.response.send_message(content="Hello world!", view=self.IssueButtons(passed_info), ephemeral=True)

    async def send_to_target(self, target: Union[discord.Member, discord.TextChannel], interaction: discord.Interaction, message: str, secondary_message: str = None):
        if isinstance(target, discord.Member):
            target_type = "member"
        elif isinstance(target, discord.TextChannel):
            target_type = "textchannel"
        try:
            await target.send(message)
            if secondary_message is not None:
                await target.send(secondary_message)
                await interaction.response.send_message(content=f"Message sent to {target.mention}!\nMessage contents:\n```{message}```\n```{secondary_message}```", ephemeral=True)
            else:
                await interaction.response.send_message(content=f"Message sent to {target.mention}!\nMessage contents:\n```{message}```", ephemeral=True)
        except (discord.HTTPException, discord.Forbidden) as error:
            if target_type == "member":
                await interaction.response.send_message(content="That user has their direct messages closed!", ephemeral=True)
            elif target_type == "textchannel":
                await interaction.response.send_message(content="I cannot access that channel!", ephemeral=True)

    class IssueButtons(discord.ui.View):
        def __init__(self, passed_info):
            super().__init__()
            self.passed_info: discord.Interaction = passed_info

        @discord.ui.button(label="Bot Bug", style=discord.ButtonStyle.danger, row=0)
        async def issue_button_bot_bug(self, interaction: discord.Interaction, button: discord.ui.Button):
            await interaction.response.send_modal(Issues.IssuesModal(button_id="bug"))

        @discord.ui.button(label="Cog Bug", style=discord.ButtonStyle.danger, row=1)
        async def issue_button_cog_bug(self, interaction: discord.Interaction, button: discord.ui.Button):
            await interaction.response.send_modal(Issues.IssuesModal(button_id="bug"))

        @discord.ui.button(label="Bot Suggestion", style=discord.ButtonStyle.blurple, row=0)
        async def issue_button_bot_suggestion(self, interaction: discord.Interaction, button: discord.ui.Button):
            await interaction.response.send_modal(Issues.IssuesModal(button_id="bot_suggestion"))

        @discord.ui.button(label="Cog Suggestion", style=discord.ButtonStyle.blurple, row=1)
        async def issue_button_cog_suggestion(self, interaction: discord.Interaction, button: discord.ui.Button):
            await interaction.response.send_modal(Issues.IssuesModal(button_id="cog_suggestion"))

    class IssuesModal(discord.ui.Modal, title="Creating issue..."):
        def __init__(self, button_id):
            super().__init__()
            self.button_id = button_id
            self.input_list = []

            if self.button_id == "cog_suggestion":
                self.cog_name = discord.ui.TextInput(
                    label="What cog is your suggestion for?",
                    placeholder="If unsure, input 'GalaxyCogs'",
                    style=discord.TextStyle.short,
                    max_length=100
                )
                self.input_list.append(self.cog_name)
            if self.button_id == "cog_suggestion" or self.button_id == "bot_suggestion":
                self.suggestion_description = discord.ui.TextInput(
                    label="Describe your suggestion.",
                    placeholder="A clear and concise description of what the suggestion is.",
                    style=discord.TextStyle.paragraph,
                    max_length=2048
                )
                self.input_list.append(self.suggestion_description)
            if self.button_id == "bug":
                self.bug_description = discord.ui.TextInput(
                    label="Describe the bug",
                    placeholder="A clear and concise description of what the bug is.",
                    style=discord.TextStyle.paragraph,
                    max_length=2048
                )
                self.reproduction_steps = discord.ui.TextInput(
                    label="To Reproduce",
                    placeholder="What caused the bug?",
                    style=discord.TextStyle.paragraph,
                    required=True,
                    max_length=2048
                )
                self.expected_behavior = discord.ui.TextInput(
                    label="Expected Behavior",
                    placeholder="A clear and concise description of what you expected to happen.",
                    style=discord.TextStyle.paragraph,
                    required=True,
                    max_length=2048
                )
                self.input_list.append(self.bug_description)
                self.input_list.append(self.reproduction_steps)
                self.input_list.append(self.expected_behavior)
            self.additional_context = discord.ui.TextInput(
                label="Additional Context",
                placeholder=f"Add any other context about the {'problem' if self.button_id == 'bug' else 'feature request'} here.",
                style=discord.TextStyle.paragraph,
                required=False,
                max_length=2048
            )
            self.screenshots = discord.ui.TextInput(
                label="Screenshots",
                placeholder=f"Add screenshots to help explain your {'problem' if self.button_id == 'bug' else 'feature request'}. Seperate each screenshot with a newline.",
                style=discord.TextStyle.paragraph,
                required=False,
                max_length=2048
            )
            self.input_list.append(self.additional_context)
            self.input_list.append(self.screenshots)

        async def on_submit(self, interaction: discord.Interaction):
            embed = discord.Embed(title="Issue Request", color=await Issues.bot.get_embed_color(None))
            for item in self.input_list:
                title = item.label
                value = item.value
                if value is not None:
                    embed.add_field(title, value)
            await interaction.response.send_message(embed=embed)