+ Added view pagination

Author: caffeine-addictt

src/utils.py

@@ -8,11 +8,126 @@ def __init__(self, color = None, **kwargs):
     super().__init__(**kwargs)
     self.timestamp = datetime.utcnow()
     self.color = color or discord.Color.from_rgb(0,191,255) #Deepskyblue
-    
+
 
 class Error(commands.CommandError):
   def __init__(self, title: str = 'Error', description: str = '-', fields: dict = {}, **kwargs):
     self.title = title
     self.description = description
     self.fields = fields
     super().__init__(**kwargs)
+
+
+class ViewPageScroller(discord.ui.View):
+  def __init__(self, *, ownerid: int, load_page, pages: list = [], timeout = None):
+    self.ownerid = ownerid
+    self.pages = pages
+    self.current_page = 1
+    self.load_page = load_page
+
+    super().__init__(
+      timeout = timeout
+    )
+
+  async def send_message(self, ctx, *args, **kwargs):
+    self.message = await ctx.send(view = self, *args, **kwargs)
+    await self.update_message()
+
+  async def update_message(self):
+    self.update_buttons()
+    await self.message.edit(embed = self.create_embed(), view = self)
+
+  def update_buttons(self):
+    if (self.current_page == 1) and (self.current_page != len(self.pages)):
+      self.first_page_button.disabled = True
+      self.next_button.disabled = False
+      self.prev_button.disabled = True
+      self.last_page_button.disabled = False
+
+      self.first_page_button.style = discord.ButtonStyle.gray
+      self.next_button.style = discord.ButtonStyle.primary
+      self.prev_button.style = discord.ButtonStyle.gray
+      self.last_page_button.style = discord.ButtonStyle.green
+
+    elif (self.current_page > 1) and (self.current_page == len(self.pages)):
+      self.first_page_button.disabled = False
+      self.next_button.disabled = True
+      self.prev_button.disabled = False
+      self.last_page_button.disabled = True
+
+      self.first_page_button.style = discord.ButtonStyle.green
+      self.next_button.style = discord.ButtonStyle.gray
+      self.prev_button.style = discord.ButtonStyle.primary
+      self.last_page_button.style = discord.ButtonStyle.gray
+
+    elif (self.current_page == 1) and (self.current_page == len(self.pages)):
+      self.first_page_button.disabled = True
+      self.next_button.disabled = True
+      self.prev_button.disabled = True
+      self.last_page_button.disabled = True
+
+      self.first_page_button.style = discord.ButtonStyle.gray
+      self.next_button.style = discord.ButtonStyle.gray
+      self.prev_button.style = discord.ButtonStyle.gray
+      self.last_page_button.style = discord.ButtonStyle.gray
+
+    else:
+      self.first_page_button.disabled = False
+      self.next_button.disabled = False
+      self.prev_button.disabled = False
+      self.last_page_button.disabled = False
+
+      self.first_page_button.style = discord.ButtonStyle.green
+      self.next_button.style = discord.ButtonStyle.primary
+      self.prev_button.style = discord.ButtonStyle.primary
+      self.last_page_button.style = discord.ButtonStyle.green
+
+  def create_embed(self) -> discord.Embed:
+    data = self.load_page(self.pages[self.current_page - 1])
+    data.set_footer(text=f'Page [{self.current_page}/{len(self.pages)}]\n‍')
+    return data
+
+
+  @discord.ui.button(label="|<", style=discord.ButtonStyle.green)
+  async def first_page_button(self, interaction: discord.Interaction, button: discord.ui.Button):
+    if interaction.user.id != self.ownerid: return
+    await interaction.response.defer()
+    self.current_page = 1
+
+    await self.update_message()
+
+  @discord.ui.button(label="<", style=discord.ButtonStyle.primary)
+  async def prev_button(self, interaction:discord.Interaction, button: discord.ui.Button):
+    if interaction.user.id != self.ownerid: return
+    await interaction.response.defer()
+    self.current_page -= 1
+
+    await self.update_message()
+
+  @discord.ui.button(label=">", style=discord.ButtonStyle.primary)
+  async def next_button(self, interaction:discord.Interaction, button: discord.ui.Button):
+    if interaction.user.id != self.ownerid: return
+    await interaction.response.defer()
+    self.current_page += 1
+
+    await self.update_message()
+
+  @discord.ui.button(label=">|", style=discord.ButtonStyle.green)
+  async def last_page_button(self, interaction:discord.Interaction, button: discord.ui.Button):
+    if interaction.user.id != self.ownerid: return
+    await interaction.response.defer()
+    self.current_page = len(self.pages)
+
+    await self.update_message()
+
+  @discord.ui.button(label="Done", style=discord.ButtonStyle.blurple)
+  async def done(self, interaction:discord.Interaction, button: discord.ui.Button):
+    last = self.create_embed()
+    last.set_footer(text=f'Page [{self.current_page}/{len(self.pages)}]\nDisabled due to user\n‍')
+    await self.message.edit(embed = last, view = None)
+    self.stop()
+
+  async def on_timeout(self) -> None:
+    last = self.create_embed()
+    last.set_footer(text=f'Page [{self.current_page}/{len(self.pages)}]\nDisabled due to timeout\n‍')
+    await self.message.edit(embed = last, view = None)