feat: basic django app with docker-compose

Signed-off-by: Ameya Shenoy <shenoy.ameya@gmail.com>

backend/Dockerfile

@@ -2,6 +2,10 @@ FROM python:3.9.1-alpine3.13
 
 MAINTAINER "Ameya Shenoy <shenoy.ameya@gmail.com>"
 
+ENV PYTHONUNBUFFERED=1
+
+WORKDIR /code
+
 COPY requirements.txt /
 
 RUN set -ex \
@@ -10,7 +14,13 @@ RUN set -ex \
     musl-dev \
     postgresql-dev \
     python3-dev \
+  && apk add --no-cache \
+    libpq \
   && pip install -r /requirements.txt \
   && rm -rf requirements.txt \
   && apk del .build-deps
 
+COPY . /code
+
+ENTRYPOINT sh /code/entrypoint.sh
+

backend/app/migrations/0001_initial.py

@@ -0,0 +1,35 @@
+# Generated by Django 3.1.6 on 2021-02-08 21:43
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='BhavCopyEquity',
+            fields=[
+                ('id', models.AutoField(primary_key=True, serialize=False)),
+                ('date', models.DateField(auto_now_add=True)),
+                ('sc_code', models.PositiveIntegerField()),
+                ('sc_name', models.CharField(max_length=20)),
+                ('sc_group', models.CharField(max_length=2)),
+                ('sc_type', models.CharField(max_length=1)),
+                ('open_price', models.DecimalField(decimal_places=2, max_digits=12)),
+                ('high_price', models.DecimalField(decimal_places=2, max_digits=12)),
+                ('low_price', models.DecimalField(decimal_places=2, max_digits=12)),
+                ('close_price', models.DecimalField(decimal_places=2, max_digits=12)),
+                ('last_price', models.DecimalField(decimal_places=2, max_digits=12)),
+                ('prevclose_price', models.DecimalField(decimal_places=2, max_digits=12)),
+                ('no_trades', models.PositiveIntegerField()),
+                ('no_of_shrs', models.PositiveIntegerField()),
+                ('net_turnov', models.PositiveIntegerField()),
+                ('tdcloindi', models.TextField()),
+            ],
+        ),
+    ]

backend/app/models.py

@@ -1,3 +1,28 @@
 from django.db import models
 
 # Create your models here.
+
+class BhavCopyEquity(models.Model):
+    id = models.AutoField(primary_key=True)
+    date = models.DateField(auto_now_add=True, editable=False)
+
+    # Ref: https://www.bseindia.com/markets/debt/BhavCopyhelp.aspx
+    sc_code = models.PositiveIntegerField()
+    sc_name = models.CharField(max_length=20)
+    sc_group = models.CharField(max_length=2)
+    sc_type = models.CharField(max_length=1)
+    open_price = models.DecimalField(max_digits=12, decimal_places=2)
+    high_price = models.DecimalField(max_digits=12, decimal_places=2)
+    low_price = models.DecimalField(max_digits=12, decimal_places=2)
+    close_price = models.DecimalField(max_digits=12, decimal_places=2)
+    last_price = models.DecimalField(max_digits=12, decimal_places=2)
+    prevclose_price = models.DecimalField(max_digits=12, decimal_places=2)
+    no_trades = models.PositiveIntegerField()
+    no_of_shrs = models.PositiveIntegerField()
+    net_turnov = models.PositiveIntegerField()
+    tdcloindi = models.TextField()
+
+    def __str__(self):
+        return f'{self.DATE}-{self.SC_CODE}'
+
+

backend/backend/settings.py

@@ -38,6 +38,7 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'app',
 ]
 
 MIDDLEWARE = [
@@ -74,14 +75,25 @@ WSGI_APPLICATION = 'backend.wsgi.application'
 # Database
 # https://docs.djangoproject.com/en/3.1/ref/settings/#databases
 
+# DATABASES = {
+#     'default': {
+#         'ENGINE': 'django.db.backends.sqlite3',
+#         'NAME': BASE_DIR / 'db.sqlite3',
+#     }
+# }
 DATABASES = {
     'default': {
-        'ENGINE': 'django.db.backends.sqlite3',
+        'ENGINE': 'django.db.backends.postgresql',
-        'NAME': BASE_DIR / 'db.sqlite3',
+        'NAME': 'bullish',
+        'USER': 'bullish',
+        'PASSWORD': 'password',
+        'HOST': 'db',
+        'PORT': '5432',
     }
 }
 
 
+
 # Password validation
 # https://docs.djangoproject.com/en/3.1/ref/settings/#auth-password-validators
 

backend/entrypoint.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+# Apply database migrations
+echo "Apply database migrations"
+python manage.py migrate
+
+# Start server
+echo "Starting server"
+python manage.py runserver 0.0.0.0:8000
+
+

docker-compose.yml

@@ -0,0 +1,53 @@
+---
+
+version: '3.8'
+
+services:
+  backend:
+    image: codingcoffee/bullish-backend
+    build:
+      context: ./backend
+    volumes:
+      - ./backend:/code
+    depends_on:
+      - db
+      - redis
+    ports:
+      - 8000:8000
+
+  redis:
+    image: redis:6.0.10-alpine3.13
+    # ports:
+    #   - 6379:6379
+
+  db:
+    image: postgres:13.1-alpine
+    restart: unless-stopped
+    volumes:
+      - bullish-db-data:/var/lib/postgresql/data/pgdata
+    # TODO: remove pass
+    environment:
+      - PGDATA=/var/lib/postgresql/data/pgdata
+      - POSTGRES_SERVER=db
+      - POSTGRES_USER=bullish
+      - POSTGRES_PASSWORD=password
+      - POSTGRES_DB=bullish
+    # ports:
+    #   - 5432:5432
+
+  pgadmin:
+    image: dpage/pgadmin4
+    restart: unless-stopped
+    depends_on:
+      - db
+    environment:
+      - PGADMIN_LISTEN_PORT=5050
+      - PGADMIN_DEFAULT_EMAIL=admin@bullish.io
+      - PGADMIN_DEFAULT_PASSWORD=password
+    ports:
+      - 5050:5050
+
+volumes:
+  bullish-db-data:
+
+