Added initial server database work

server/.dockerignore

@@ -0,0 +1,2 @@
+__pycache__/
+data/

server/.gitignore

@@ -0,0 +1,2 @@
+__pycache__/
+data/

server/.vscode/extensions.json

@@ -1,5 +1,3 @@
 {
-	"recommendations": [
+	"recommendations": []
-		"ms-python.python"
-	]
 }

server/.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+	"python.pythonPath": "/home/kbruen/.local/share/virtualenvs/server-4otskhbj/bin/python"
+}

server/Dockerfile

@@ -0,0 +1,13 @@
+FROM python:3.10-slim
+
+RUN pip3 install pipenv
+
+WORKDIR /app
+
+COPY Pipfile Pipfile.lock ./
+RUN pipenv install
+
+COPY . .
+
+EXPOSE 5000
+CMD [ "pipenv", "run", "gunicorn", "-b", "0.0.0.0:5000", "server:app" ]

server/Pipfile

@@ -5,6 +5,7 @@ name = "pypi"
 
 [packages]
 flask = "*"
+gunicorn = "*"
 
 [dev-packages]
 

server/Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "295fa60b4ad3b19ec29744ec2dfafba79ad5ee9a0b9ff095ac626e3d3981f117"
+            "sha256": "8886b8a6c0d31987ddea5b9e25bd02f7891650c967351486fd3cf0fd4d16271e"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -32,6 +32,14 @@
             "index": "pypi",
             "version": "==2.0.2"
         },
+        "gunicorn": {
+            "hashes": [
+                "sha256:9dcc4547dbb1cb284accfb15ab5667a0e5d1881cc443e0677b4882a4067a807e",
+                "sha256:e0a968b5ba15f8a328fdfd7ab1fcb5af4470c28aaf7e55df02a99bc13138e6e8"
+            ],
+            "index": "pypi",
+            "version": "==20.1.0"
+        },
         "itsdangerous": {
             "hashes": [
                 "sha256:5174094b9637652bdb841a3029700391451bd092ba3db90600dea710ba28e97c",
@@ -123,6 +131,14 @@
             "markers": "python_version >= '3.6'",
             "version": "==2.0.1"
         },
+        "setuptools": {
+            "hashes": [
+                "sha256:b4c634615a0cf5b02cf83c7bedffc8da0ca439f00e79452699454da6fbd4153d",
+                "sha256:feb5ff19b354cde9efd2344ef6d5e79880ce4be643037641b49508bbb850d060"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==59.4.0"
+        },
         "werkzeug": {
             "hashes": [
                 "sha256:63d3dc1cf60e7b7e35e97fa9861f7397283b75d765afcaefd993d6046899de8f",

server/db.py

@@ -0,0 +1,36 @@
+import sqlite3
+
+from flask import current_app, g
+
+DB_FILE = './data/db.sqlite'
+
+def get():
+    if 'db' not in g:
+        g.db = sqlite3.connect(
+            DB_FILE,
+            detect_types=sqlite3.PARSE_DECLTYPES,
+        )
+        g.db.row_factory = sqlite3.Row
+
+    return g.db
+
+def close(e=None):
+    db = g.pop('db', None)
+
+    if db:
+        db.close()
+
+def init():
+    db = get()
+
+    with current_app.open_resource('init.sql') as f:
+        db.executescript(f.read().decode('utf8'))
+        db.commit()
+
+def init_app(app):
+    app.teardown_appcontext(close)
+
+    import os.path
+    if not os.path.exists(DB_FILE):
+        with app.app_context():
+            init()

server/docker-compose.yml

@@ -0,0 +1,9 @@
+version: '3.9'
+services:
+  web:
+    build: .
+    image: foxbank-server
+    ports: 
+     - ${PORT:-5000}:5000
+    volumes:
+     - ./data:/app/data

server/init.sql

@@ -0,0 +1,61 @@
+drop table if exists users;
+drop table if exists accounts;
+drop table if exists users_accounts;
+drop table if exists transactions;
+drop table if exists accounts_transactions;
+drop table if exists notifications;
+drop table if exists users_notifications;
+
+create table users (
+	id integer primary key autoincrement,
+	username text unique not null,
+	email text unique not null,
+	otp text not null,
+	fullname text not null
+);
+
+create table accounts (
+	id integer primary key autoincrement,
+	iban text unique not null,   -- RO16 FOXB 0000 0000 0000 0000
+	currency text not null,      -- EUR, RON, USD, ?
+	account_type text not null,  -- checking, savings, ?
+	custom_name text             -- 'Car Savings'; name set by user
+);
+
+create table users_accounts (
+	user_id integer not null,           -- one user can have multiple accounts
+	account_id integer UNIQUE not null, -- one account can only have one user
+	foreign key (user_id) references users (id),
+	foreign key (account_id) references accounts (id)
+);
+
+create table transactions (
+	id integer primary key autoincrement,
+	datetime text not null,
+	other_party text not null, -- JSON data describing sender/recipient/etc 
+	                           -- depending on transaction type
+	status text not null,      -- processed, failed, reverted, pending, etc
+	type text not null,        -- send_transfer, receive_transfer, card_payment, fee, ...
+	extra text                 -- depending on type, JSON data describing extra info
+);
+
+create table accounts_transactions (
+	account_id integer not null,
+	transaction_id integer UNIQUE not null,
+	foreign key (account_id) references accounts (id),
+	foreign key (transaction_id) references transactions (id)
+);
+
+create table notifications (
+	id integer primary key autoincrement,
+	body text not null,
+	datetime text not null,
+	read integer not null
+);
+
+create table users_notifications (
+	user_id integer not null,
+	notification_id integer UNIQUE not null,
+	foreign key (user_id) references users (id),
+	foreign key (notification_id) references notifications (id)
+);

server/server.py

@@ -0,0 +1,10 @@
+from flask import Flask
+
+import db
+
+app = Flask(__name__)
+db.init_app(app)
+
+@app.get('/')
+def root():
+    return 'Hello from FoxBank!'