#  This file is part of Recent changes Goat compatible Discord webhook (RcGcDw).
#
#  RcGcDw is free software: you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation, either version 3 of the License, or
#  (at your option) any later version.
#
#  RcGcDw is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with RcGcDw.  If not, see <http://www.gnu.org/licenses/>.

from textwrap import shorten
from src.discord.message import DiscordMessage
from src.api import formatter
from src.api.context import Context
from src.api.util import embed_helper, compact_author, sanitize_to_markdown, sanitize_to_url, compact_summary


# Comments - https://www.mediawiki.org/wiki/Extension:Comments
# comments/add - Adding a comment
@formatter.embed(event="comments/add")
def embed_comments_add(ctx: Context, change: dict) -> DiscordMessage:
    embed = DiscordMessage(ctx.message_type, ctx.event, ctx.webhook_url)
    embed_helper(ctx, embed, change)
    embed["title"] = ctx._("Commented on {page}").format(page=sanitize_to_markdown(change["title"]))
    embed["url"] = "{url}#comment-{commentid}".format(url=ctx.client.create_article_path(sanitize_to_url(change["title"])), commentid=change.get("logparams", {}).get("commentid", "0"))
    return embed


@formatter.compact(event="comments/add")
def compact_comments_add(ctx: Context, change: dict):
    author, author_url = compact_author(ctx, change)
    parsed_comment = compact_summary(ctx)
    content = ctx._("[{author}]({author_url}) commented on [{page}]({page_link}): {comment}").format(
        author=author, author_url=author_url, page=sanitize_to_markdown(change["title"]),
        page_link="{url}#comment-{commentid}".format(url=ctx.client.create_article_path(sanitize_to_url(change["title"])), commentid=change.get("logparams", {}).get("commentid", "0")),
        comment=sanitize_to_markdown(shorten(parsed_comment, width=100, placeholder="…"))
    )
    return DiscordMessage(ctx.message_type, ctx.event, ctx.webhook_url, content=content)


# comments/delete - Deleting a comment
@formatter.embed(event="comments/delete")
def embed_comments_delete(ctx: Context, change: dict) -> DiscordMessage:
    embed = DiscordMessage(ctx.message_type, ctx.event, ctx.webhook_url)
    embed_helper(ctx, embed, change)
    embed["title"] = ctx._("Deleted a comment on {page}").format(page=sanitize_to_markdown(change["title"]))
    embed["url"] = ctx.client.create_article_path(sanitize_to_url(change["title"]))
    return embed


@formatter.compact(event="comments/delete")
def compact_comments_delete(ctx: Context, change: dict):
    author, author_url = compact_author(ctx, change)
    content = ctx._("[{author}]({author_url}) deleted a comment on {page}]({page_link})").format(
        author=author, author_url=author_url, page=sanitize_to_markdown(change["title"]),
        page_link=ctx.client.create_article_path(sanitize_to_url(change["title"]))
    )
    return DiscordMessage(ctx.message_type, ctx.event, ctx.webhook_url, content=content)