Initalize repo

FaustBot/Model/Introduction.py

@@ -0,0 +1,36 @@
+import sqlite3
+
+
+class IntroductionProvider(object):
+    _CREATE_TABLE = 'CREATE TABLE IF NOT EXISTS introduction (id INTEGER PRIMARY KEY, \
+                    user TEXT, intro TEXT)'
+    _GET_INTRO = 'SELECT id, intro FROM introduction WHERE user = ?'
+    _SAVE_OR_OVERWRITE = 'REPLACE INTO introduction (id, user, intro) VALUES (?, ?, ?)'
+    _DELETE_INTRO = 'DELETE FROM introduction WHERE user = ?'
+
+    def __init__(self):
+        self._database_connection = sqlite3.connect('faust_bot.db')
+        cursor = self._database_connection.cursor()
+        cursor.execute(IntroductionProvider._CREATE_TABLE)
+        self._database_connection.commit()
+
+    def get_intro(self, user: str):
+        cursor = self._database_connection.cursor()
+        cursor.execute(IntroductionProvider._GET_INTRO, (user.lower(),))
+        return cursor.fetchone()
+
+    def save_or_replace(self, user: str, intro: str):
+        existing = self.get_intro(user)
+        _id = existing[0] if existing is not None else None
+        data = (_id, user.lower(), intro)
+        cursor = self._database_connection.cursor()
+        cursor.execute(IntroductionProvider._SAVE_OR_OVERWRITE, data)
+        self._database_connection.commit()
+
+    def delete_intro(self, user: str):
+        cursor = self._database_connection.cursor()
+        cursor.execute(IntroductionProvider._DELETE_INTRO, (user.lower(),))
+        self._database_connection.commit()
+
+    def __exit__(self):
+        self._database_connection.close()