fix: gitignore for the database folder + prompt for requirements + 3 blocks max for best_sources

.gitignore

@@ -3,4 +3,5 @@ venv1
 test/files_to_test/*
 config_key.py
 test
-.env
+.env
+database

src/control/controller.py

@@ -283,8 +283,9 @@ class Controller:
         """
         coll_name = "collection_for_docs"
         collection = self.client_db.get_or_create_collection(coll_name)
-        for doc in docs:
-            self.fill_collection(doc, collection)
+        if collection.count() == 0:
+            for doc in docs:
+                self.fill_collection(doc, collection)
         self.retriever.collection = collection
 
     def fill_collection(self, doc: Doc, collection: str):
@@ -295,7 +296,7 @@ class Controller:
 
 
     @staticmethod
-    def  _select_best_sources(sources: [Block], delta_1_2=0.15, delta_1_n=0.3, absolute=1.2, alpha=0.9) -> [Block]:
+    def  _select_best_sources(sources: [Block], delta_1_2=0.15, delta_1_n=0.3, absolute=1.2, alpha=0.9, max_blocks=3) -> [Block]:
         """
         Select the best sources: not far from the very best, not far from the last selected, and not too bad per se
         """
@@ -311,6 +312,7 @@ class Controller:
                 absolute *= alpha
             else:
                 break
+        best_sources = sorted(best_sources, key=lambda x: x.distance)[:max_blocks]
         return best_sources
 
     def generate_response_to_requirements(self):
@@ -324,7 +326,7 @@ class Controller:
             while (len(context) > 15000) and i < len(sources_contents):
                 context = "\n".join(sources_contents[:-i])
                 i += 1
-            reponse_exigence = generate_response_to_exigence(exigence = exigence["Exigence"], titre_exigence = exigence["Titre"], context = context)
+            reponse_exigence = generate_response_to_exigence(exigence = exigence["Exigence"], titre_exigence = exigence["Titre"], content = context)
             dict_of_excel_content[dict_of_excel_content.index(exigence)]["Conformité"] = reponse_exigence
             dict_of_excel_content[dict_of_excel_content.index(exigence)]["Document"] = best_sources[0].doc
             dict_of_excel_content[dict_of_excel_content.index(exigence)]["Paragraphes"] = "; ".join([block.index for block in best_sources])