feat: add /info command (#1)

Reviewed-on: #1
Co-authored-by: mctaylors <cantsendmails@mctaylors.ru>
Co-committed-by: mctaylors <cantsendmails@mctaylors.ru>

commands.py

@@ -1,9 +1,11 @@
-from telegram import Update, InlineKeyboardButton, InlineKeyboardMarkup
+from telegram import Update, InlineKeyboardButton, InlineKeyboardMarkup, LinkPreviewOptions
 from telegram.constants import ParseMode
 from telegram.ext import ContextTypes
 
 import html_parser
+from datetime import datetime
 from config import *
+from extensions import get_json, format_rating, format_status, humanize_filesize
 
 
 async def start_command(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
@@ -45,3 +47,70 @@ async def about_command(update: Update, context: ContextTypes.DEFAULT_TYPE) -> N
         parse_mode=ParseMode.HTML,
         reply_markup=reply_markup
     )
+
+
+async def info_command(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
+    try:
+        post_id = context.args[0]
+        message = await context.bot.send_message(update.effective_chat.id,
+                                                 f"{html_parser.bold("Information")}\n"
+                                                 f"Fetching...",
+                                                 parse_mode=ParseMode.HTML)
+        post_data = get_json(f"posts/{post_id}")
+        if post_data is None:
+            await update.message.reply_text(
+                f"{html_parser.bold("Error")}: That record was not found.",
+                parse_mode=ParseMode.HTML)
+            return
+        uploader_data = get_json(f"users/{post_data['uploader_id']}")
+        # well, we could check the uploader, but why would we do that?
+
+        keyboard = [
+            [
+                InlineKeyboardButton(f"Open in {app.name}",
+                                     url=f"https://{app.hostname}/posts/{post_id}")
+            ]
+        ]
+        reply_markup = InlineKeyboardMarkup(keyboard)
+
+        # noinspection PyListCreation
+        m = []
+        m.append(f"ID: {html_parser.code(post_data['id'])}")
+        m.append(f"Uploader: {html_parser.hyperlink(uploader_data['name'],
+                                                    f"http://{app.host}/users/{post_data['uploader_id']}")} "
+                 f"{html_parser.hyperlink("»", f"http://{app.host}/posts?tags=user:{uploader_data['name']}")}")
+        created_at = datetime.fromisoformat(post_data['created_at'])
+        m.append(f"Date: {html_parser.hyperlink(
+            f"{created_at.strftime("%Y-%m-%d %X (%z)")}",
+            f"http://{app.host}/posts?tags=date:{created_at.strftime("%Y-%m-%d")}")}")
+        if post_data['approver_id'] is not None:
+            approver_data = get_json(f"users/{post_data['approver_id']}")
+            m.append(f"Approver: {html_parser.hyperlink(approver_data['name'],
+                                                        f"http://{app.host}/users/{post_data['approver_id']}")} "
+                     f"{html_parser.hyperlink("»", f"http://{app.host}/posts?tags=approver:{approver_data['name']}")}")
+        m.append(f"Size: {html_parser.hyperlink(
+            f"{humanize_filesize(post_data['media_asset']['file_size'])} .{post_data['media_asset']['file_ext']}",
+            post_data['file_url'])} "
+                 f"({post_data['media_asset']['image_width']}x{post_data['media_asset']['image_height']}) "
+                 f"{html_parser.hyperlink("»", f"http://{app.host}/media_assets/{post_data['media_asset']['id']}")}")
+        m.append(f"Source: {post_data['source'] if post_data['source'] != "" else "🚫"}")
+        m.append(f"Rating: {format_rating(post_data['rating'])}")
+        m.append(f"Score: {html_parser.hyperlink(post_data['score'],
+                                                 f"http://{app.host}/post_votes?search[post_id]={post_data['id']}&variant=compact")} "
+                 f"(+{post_data['up_score']} / -{post_data['down_score']})")
+        m.append(f"Favorites: {html_parser.hyperlink(post_data['fav_count'],
+                                                     f"http://{app.host}/posts/{post_data['id']}/favorites")}")
+        m.append(f"Status: {format_status(post_data)}")
+
+        link_preview_options = LinkPreviewOptions(True)
+        if not post_data['is_banned']:
+            link_preview_options = LinkPreviewOptions(url=post_data['large_file_url'])
+
+        await context.bot.edit_message_text(
+            f"{html_parser.bold("Information")}\n" + "\n".join(m),
+            update.effective_chat.id, message.message_id,
+            parse_mode=ParseMode.HTML, reply_markup=reply_markup, link_preview_options=link_preview_options)
+    except (IndexError, ValueError):
+        await update.message.reply_text(
+            f"{html_parser.bold("Usage")}: {html_parser.code(f"/info <post ID>")}",
+            parse_mode=ParseMode.HTML)