Create utils.py

utils.py

@@ -0,0 +1,66 @@
+import json
+import os
+import sys
+
+
+class Database:
+    config_filename = os.path.join(os.getcwd(), "config.json")
+
+    if not(os.path.isfile(config_filename)):
+        with open(config_filename, "w", encoding="utf-8") as _file:
+            _file.write(
+                '{\n\t"username": "",\n\t"password": ""\n\t"web": {\n\t\t"host": "0.0.0.0",\n\t\t"port": 8080,\n\t\t"debug": false\n\t}\n}')
+
+    with open(config_filename, "r", encoding="utf-8") as _file:
+        _data = json.load(_file)
+
+    USERNAME = _data["username"].strip()
+    PASSWORD = _data["password"].strip()
+
+    if USERNAME is None:
+        username_file = os.path.join(os.getcwd(), "username.txt")
+        if os.path.isfile(username_file):
+            with open(username_file, "r", encoding="utf-8") as _uname_file:
+                USERNAME = _uname_file.read().strip()
+        else:
+            sys.exit(
+                "No username/email/phone-number is given to log-in. Please fill it in the `config.json` file or have it in the './username.txt' file")
+
+    if PASSWORD is None:
+        password_file = os.path.join(os.getcwd(), "password.txt")
+        if os.path.isfile(password_file):
+            with open(password_file, "r", encoding="utf-8") as _passwd_file:
+                PASSWORD = _uname_file.read().strip()
+        else:
+            sys.exit(
+                "No passowrd is given to log-in. Please fill it in the `config.json` file or have it in the './password.txt' file.")
+
+    try:
+        HOST: str = _data["web"]["host"]
+        if not(len(str(HOST).split(".")) == 4):
+            HOST: str = "0.0.0.0"
+    except KeyError:
+        HOST: str = "0.0.0.0"
+
+    try:
+        PORT = _data["web"]["port"]
+        try:
+            PORT: int = int(PORT)
+        except ValueError:
+            PORT: int = 8080
+    except KeyError:
+        PORT: int = 8080
+
+    try:
+        DEBUG = _data["web"]["debug"]
+        if isinstance(DEBUG, str):
+            if DEBUG.lower() in ("true", "t", "yes", "y"):
+                DEBUG: bool = True
+            else:
+                DEBUG: bool = False
+        elif isinstance(DEBUG, bool):
+            pass
+        else:
+            DEBUG: bool = False
+    except KeyError:
+        DEBUG: bool = False