"""MIT License

Copyright (c) 2023 - present Vocard Development

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
"""

import discord, copy
import function as func

from typing import List
from discord.ext import commands

class Modal(discord.ui.Modal):
    def __init__(self, items: List[discord.ui.Item], *args, **kwargs) -> None:
        super().__init__(*args, **kwargs)
        for item in items:
            self.add_item(item)
        
        self.values: dict = {}
        
    async def on_submit(self, interaction: discord.Interaction) -> None:
        await interaction.response.defer()
        for children in self.children:
            self.values[children.label.lower()] = children.value

        self.stop()

class Dropdown(discord.ui.Select):
    def __init__(self):
        options = [
            discord.SelectOption(label='Active', description='The controller embed when music is playing', emoji='🟩'),
            discord.SelectOption(label='Inactive', description='The controller embed when music is not playing', emoji='🟥'),
        ]
        super().__init__(placeholder='Select a embed to edit...', min_values=1, max_values=1, options=options)

    async def callback(self, interaction: discord.Interaction):
        self.view.embedType = self.values[0].lower()
        if self.view.embedType not in self.view.data:
            self.view.data[self.view.embedType] = {}

        await interaction.response.edit_message(embed=self.view.build_embed())

class EmbedBuilderView(discord.ui.View):
    def __init__(self, context: commands.Context, data: dict) -> None:
        from voicelink import Placeholders, build_embed

        super().__init__(timeout=300)
        self.add_item(Dropdown())

        self.author: discord.Member = context.author
        self.response: discord.Message = None

        self.original_data: dict = copy.deepcopy(data)
        self.data: dict = copy.deepcopy(data)
        self.embedType: str = "active"

        self.ph: Placeholders = Placeholders(context.bot)
        self.build_embed = lambda: build_embed(self.data.get(self.embedType, {}), self.ph)
    
    async def on_timeout(self):
        for child in self.children:
            child.disabled = True
        try:
            await self.response.edit(view=self)
        except:
            pass

    async def interaction_check(self, interaction: discord.Interaction):
        return interaction.user == self.author

    @discord.ui.button(label="Edit Content", style=discord.ButtonStyle.blurple)
    async def edit_content(self, interaction: discord.Interaction, button: discord.ui.Button):
        data = self.data.get(self.embedType, {})
        items = [
            discord.ui.TextInput(
                label="Title",
                placeholder="The title of the embed",
                style=discord.TextStyle.paragraph,
                max_length=1000,
                default=data.get("title", {}).get("name"),
                required=False
            ),
            discord.ui.TextInput(
                label="Url",
                placeholder="The url of the title",
                style=discord.TextStyle.short,
                max_length=100,
                default=data.get("title", {}).get("url"),
                required=False
            ),
            discord.ui.TextInput(
                label="Color",
                placeholder="The color of the embed",
                style=discord.TextStyle.short,
                max_length=100,
                default=data.get("color"),
                required=False
            ),
            discord.ui.TextInput(
                label="Description",
                placeholder="The description of the title",
                style=discord.TextStyle.paragraph,
                max_length=200,
                default=data.get("description"),
                required=False
            )
        ]

        modal = Modal(items, title="Edit Content")
        await interaction.response.send_modal(modal)
        await modal.wait()

        v = modal.values
        try:
            data["description"] = v["description"]
            data["color"] = int(v["color"], 16)

            if "title" not in data:
                data["title"] = {}

            data["title"]["name"] = v['title']
            data["title"]["url"] = v['url']
        except:
            pass

        return await interaction.edit_original_response(embed=self.build_embed())

    @discord.ui.button(label="Edit Author",)
    async def edit_author(self, interaction: discord.Interaction, button: discord.ui.Button):
        data = self.data.get(self.embedType, {})
        items = [
            discord.ui.TextInput(
                label="Name",
                placeholder="The name of the author",
                style=discord.TextStyle.paragraph,
                max_length=200,
                default=data.get("author", {}).get("name"),
                required=False
            ),
            discord.ui.TextInput(
                label="Url",
                placeholder="The url of the author",
                style=discord.TextStyle.short,
                max_length=100,
                default=data.get("author", {}).get("url"),
                required=False
            ),
            discord.ui.TextInput(
                label="Icon Url",
                placeholder="The icon url of the author",
                style=discord.TextStyle.short,
                max_length=100,
                default=data.get("author", {}).get("icon_url"),
                required=False
            ),
        ]

        modal = Modal(items, title="Edit Author")
        await interaction.response.send_modal(modal)
        await modal.wait()

        v = modal.values

        if v['name'] != "":
            if "author" not in data:
                data["author"] = {}
                
            data["author"]["name"] = v['name']
            data["author"]["url"] = v['url']
            data["author"]["icon_url"] = v['icon url']
        else:
            del data["author"]

        return await interaction.edit_original_response(embed=self.build_embed())
    
    @discord.ui.button(label="Edit Image")
    async def edit_image(self, interaction: discord.Interaction, button: discord.ui.Button):
        data = self.data.get(self.embedType, {})
        items = [
            discord.ui.TextInput(
                label="Thumbnail",
                placeholder="The url of the thumbnail",
                style=discord.TextStyle.short,
                max_length=200,
                default=data.get("thumbnail"),
                required=False
            ),
            discord.ui.TextInput(
                label="Image",
                placeholder="The url of the image",
                style=discord.TextStyle.short,
                max_length=100,
                default=data.get("image"),
                required=False
            )
        ]

        modal = Modal(items, title="Edit Image")
        await interaction.response.send_modal(modal)
        await modal.wait()

        v = modal.values

        data["thumbnail"] = v['thumbnail']
        data["image"] = v['image']

        return await interaction.edit_original_response(embed=self.build_embed())
    
    @discord.ui.button(label="Edit Footer")
    async def edit_footer(self, interaction: discord.Interaction, button: discord.ui.Button):
        data = self.data.get(self.embedType, {})
        items = [
            discord.ui.TextInput(
                label="Text",
                placeholder="The text of the footer",
                style=discord.TextStyle.paragraph,
                max_length=200,
                default=data.get("footer", {}).get("text"),
                required=False
            ),
            discord.ui.TextInput(
                label="Icon Url",
                placeholder="The url of the icon",
                style=discord.TextStyle.short,
                max_length=100,
                default=data.get("footer", {}).get("icon_url"),
                required=False
            )
        ]

        modal = Modal(items, title="Edit Footer")
        await interaction.response.send_modal(modal)
        await modal.wait()

        v = modal.values
        if "footer" not in data:
            data["footer"] = {}

        data["footer"]["text"] = v['text']
        data["footer"]["icon_url"] = v['icon url']

        return await interaction.edit_original_response(embed=self.build_embed())
    
    @discord.ui.button(label="Add Field", style=discord.ButtonStyle.green, row=1)
    async def add_field(self, interaction: discord.Interaction, button: discord.ui.Button):
        data = self.data.get(self.embedType)
        items = [
            discord.ui.TextInput(
                label="Name",
                placeholder="The name of the field",
                style=discord.TextStyle.paragraph,
                max_length=256
            ),
            discord.ui.TextInput(
                label="Value",
                placeholder="The value of the field",
                style=discord.TextStyle.long,
                max_length=1024
            ),
            discord.ui.TextInput(
                label="Inline",
                placeholder="The inline of the field, e.g. True or False",
                style=discord.TextStyle.short
            )
        ]

        if "fields" not in data:
            data["fields"] = []

        if len(data["fields"]) >= 25:
            return await interaction.response.send_message("You have already reached the maximum of fields!", ephemeral=True)
        
        modal = Modal(items, title="Add Field")
        await interaction.response.send_modal(modal)
        await modal.wait()

        v = modal.values
        data["fields"].append({
            "name": v["name"],
            "value": v["value"],
            "inline": True if v["inline"].lower() == "true" else False
        })

        return await interaction.edit_original_response(embed=self.build_embed())
    
    @discord.ui.button(label="Remove Field", style=discord.ButtonStyle.red, row=1)
    async def remove_field(self, interaction: discord.Interaction, button: discord.ui.Button):
        items = [
            discord.ui.TextInput(
                label="Index",
                placeholder="The number of fields to remove, e.g. 1",
                style=discord.TextStyle.short
            )
        ]

        data = self.data.get(self.embedType)
        if "fields" not in data:
            data["fields"] = []

        if len(data["fields"]) == 0:
            return await interaction.response.send_message("There are no fields to remove!", ephemeral=True)
        
        modal = Modal(items, title="Remove Field")
        await interaction.response.send_modal(modal)
        await modal.wait()

        try:
            del data["fields"][int(modal.values["index"])]
        except:
            return await interaction.followup.send("Can't found the field", ephemeral=True)
        
        return await interaction.edit_original_response(embed=self.build_embed())

    @discord.ui.button(label="Apply", style=discord.ButtonStyle.green, row=1)
    async def apply(self, interaction: discord.Interaction, button: discord.ui.Button):
        await func.update_settings(
            interaction.guild_id,
            {"$set": {"default_controller.embeds": self.data}},
        )

        await self.on_timeout()
        await interaction.response.defer()
        self.stop()

    @discord.ui.button(label="Reset", style=discord.ButtonStyle.red, row=1)
    async def reset(self, interaction: discord.Interaction, button: discord.ui.Button):
        self.data.update(copy.deepcopy(self.original_data))
        return await interaction.response.edit_message(embed=self.build_embed())

    @discord.ui.button(emoji='🗑️', row=1)
    async def stop_button(self, interaction: discord.Interaction, button: discord.ui.Button):
        await self.response.delete()
        self.stop()