pagination emoji integration 1/?

src/extensions/rss.py

@@ -263,7 +263,7 @@ class FeedCog(commands.Cog):
                 return data, count
 
             embed = Followup(f"Available RSS Feeds in {inter.guild.name}").info()._embed
-            pagination = PaginationView(inter, embed, getdata, formatdata, pagesize, 1)
+            pagination = PaginationView(self.bot, inter, embed, getdata, formatdata, pagesize, 1)
             await pagination.send()
 
         except Exception as exc:

src/utils.py

@@ -7,6 +7,7 @@ from typing import Callable
 
 from discord import Interaction, Embed, Colour, ButtonStyle, Button
 from discord.ui import View, button
+from discord.ext.commands import Bot
 
 log = logging.getLogger(__name__)
 
@@ -59,12 +60,13 @@ class PaginationView(View):
     """A Discord UI View that adds pagination to an embed."""
 
     def __init__(
-        self, inter: Interaction, embed: Embed, getdata: Callable,
+        self, bot: Bot, inter: Interaction, embed: Embed, getdata: Callable,
         formatdata: Callable, pagesize: int, initpage: int=1
     ):
         """_summary_
 
         Args:
+            bot (commands.Bot) The discord bot
             inter (Interaction): Represents a discord command interaction.
             embed (Embed): The base embed to paginate.
             getdata (Callable): A function that provides data, must return Tuple[List[Any], int].
@@ -72,7 +74,8 @@ class PaginationView(View):
             pagesize (int): The size of each page.
             initpage (int, optional): The inital page. Defaults to 1.
         """
-
+    
+        self.bot = bot
         self.inter = inter
         self.embed = embed
         self.getdata = getdata
@@ -80,6 +83,13 @@ class PaginationView(View):
         self.maxpage = None
         self.pagesize = pagesize
         self.index = initpage
+
+        # emoji reference
+        next_emoji = bot.get_emoji(1204542366602502265)
+        prev_emoji = bot.get_emoji(1204542365432422470)
+        self.start_emoji = bot.get_emoji(1204542364073463818)
+        self.end_emoji = bot.get_emoji(1204542367752003624)
+
         super().__init__(timeout=100)
 
     async def check_user_is_author(self, inter: Interaction) -> bool:
@@ -109,6 +119,13 @@ class PaginationView(View):
         return result
 
     def calc_dataitem_index(self, dataitem_index: int):
+        """Calculates a given index to be relative to the sum of all pages items
+
+        Example: dataitem_index = 6
+                 pagesize = 10
+                 if page == 1 then return 6
+                 else return 6 + 10 * (page - 1)"""
+
         if self.index > 1:
             dataitem_index += self.pagesize * (self.index - 1)
 
@@ -157,16 +174,19 @@ class PaginationView(View):
             key, value = self.formatdata(i, item)
             embed.add_field(name=key, value=value, inline=False)
 
-        if self.maxpage != 1:
+        if not total_results:
+            embed.description = "There are no results"
+
+        if self.maxpage > 1:
             embed.set_footer(text=f"Page {self.index}/{self.maxpage}")
 
         return embed
 
     def update_buttons(self):
         if self.index >= self.maxpage:
-            self.children[2].emoji = "⏮️"
+            self.children[2].emoji = self.start_emoji
         else:
-            self.children[2].emoji = "⏭️"
+            self.children[2].emoji = self.end_emoji
 
         self.children[0].disabled = self.index == 1
         self.children[1].disabled = self.index == self.maxpage
@@ -174,7 +194,7 @@ class PaginationView(View):
     async def send(self):
         embed = await self.create_paged_embed()
 
-        if self.maxpage == 1:
+        if self.maxpage <= 1:
             await self.inter.edit_original_response(embed=embed)
             return