From 1b7b4d0507adc341a12eef947d142ab462381506 Mon Sep 17 00:00:00 2001
From: Mylloon <kennel.anri@tutanota.com>
Date: Mon, 20 Sep 2021 11:07:45 +0200
Subject: [PATCH] Addition of a recap of the ToDo's every Saturday at 9am

---
 src/cogs/todo.py  | 40 ++++++++++++++++++++++++++++++++++++++--
 src/utils/time.py | 13 +++++++++++++
 src/utils/todo.py |  7 +++++++
 3 files changed, 58 insertions(+), 2 deletions(-)

diff --git a/src/cogs/todo.py b/src/cogs/todo.py
index a3c9f44..27182e5 100644
--- a/src/cogs/todo.py
+++ b/src/cogs/todo.py
@@ -1,9 +1,9 @@
-from discord.ext import commands
+from discord.ext import commands, tasks
 from discord_slash import cog_ext
 from utils.todo import ToDo, embedListeToDo
 from utils.core import getMentionInString, isSlash, mySendHidden
 from utils.core import addReaction, mentionToUser
-from utils.time import nowUTC
+from utils.time import nowUTC, timeBeforeNextSaturdayAtNineHours
 
 def setup(client):
     """Adding Cog to bot"""
@@ -13,8 +13,44 @@ class ToDoDiscord(commands.Cog, name="Todo"):
     """Commandes relatives aux To Do."""
     def __init__(self, client):
         self.client = client
+        self._todoLoop.start()
         ToDo().creationTable()
 
+    @tasks.loop(minutes = 1) # ce temps est ignoré
+    async def _todoLoop(self):
+        """Méthode qui se répète toute les samedis pour envoyer un récapitulatif des Todos."""
+        if self._todoLoop.current_loop in (0, 2): # ignore des boucles non voulue (#1 se lance au démarrage et #3 au changement de l'intervalle)
+            return
+        elif self._todoLoop.current_loop == 1: # premier vrai lancement
+            print("premier lancement")
+            self._todoLoop.change_interval(hours = 168) # prochain lancement dans 1 semaine
+        todos = []
+        listIDs = []
+        for todo in ToDo().listAll():
+            if todo[0] in listIDs:
+                pass
+            else:
+                todos.append(todo)
+                listIDs.append(todo[0])
+        for todo in todos:
+            user = self.client.get_user(todo[0])
+            if user == None: # si l'utilisateur n'est pas trouvé
+                return # on ignore l'utilisateur
+            channel = await user.create_dm() # envoie en DM
+            embed, pageMAX = await embedListeToDo(user, 1)
+            message = await channel.send("Récapitulatif hebdomadaire de vos To Do's", embed = embed)
+            if pageMAX > 1:
+                for emoji in ["⬅️", "➡️"]:
+                    await message.add_reaction(emoji)
+            else:
+                await message.add_reaction("🔄")
+
+    @_todoLoop.before_loop
+    async def __avant_todoLoop(self):
+        """Wait to start the loop until the whole bot is ready"""
+        await self.client.wait_until_ready()
+        self._todoLoop.change_interval(seconds = timeBeforeNextSaturdayAtNineHours())
+
     @commands.command(name='todo')
     async def _todo(self, ctx, *todo):
         """Met en place un To Do.⁢⁢⁢⁢⁢\n	➡ Syntaxe: {PREFIX}todo <message>"""
diff --git a/src/utils/time.py b/src/utils/time.py
index 9833689..f9d5908 100644
--- a/src/utils/time.py
+++ b/src/utils/time.py
@@ -129,3 +129,16 @@ def ageLayout(tuple):
     for i in affichage:
         message = message + f", {tuple[i]} {time[i]}"
     return message[2:]
+
+def timeBeforeNextSaturdayAtNineHours() -> int:
+    """Envoie le nombre de secondes qu'il y a avant le prochain Samedi à 9h"""
+    date = datetime.today()
+    now = date
+    # prochain 9h
+    while date.hour != 9:
+        date = date + timedelta(hours = 1)
+    # prochain samedi
+    while date.strftime("%A") != "Saturday":
+        date = date + timedelta(days = 1)
+    delta = date - now
+    return int(delta.total_seconds())
diff --git a/src/utils/todo.py b/src/utils/todo.py
index dbc7c0b..7382b62 100644
--- a/src/utils/todo.py
+++ b/src/utils/todo.py
@@ -47,6 +47,13 @@ class ToDo(Database):
                   """
         return self.affichageResultat(self.requete(requete, userID))
 
+    def listAll(self):
+        """Retourne la liste de tout les To Do."""
+        requete = """
+                  SELECT user_id, id, todo_str, creation_int FROM todo
+                  """
+        return self.affichageResultat(self.requete(requete))
+
     def appartenance(self, userID: int, id: int):
         """Vérifie qu'un To Do appartiens à un utilisateur. Renvois False si le To Do n'existe pas."""
         requete = """