Paper_lucky_7th

app/__init__.py

@@ -19,13 +19,19 @@ def create_app():
 
     # Import models here for Alembic setup
     # from app.models.ExampleModel import ExampleModel
+    from app.models.board import Board
+    from app.models.card import Card
 
     db.init_app(app)
     migrate.init_app(app, db)
 
     # Register Blueprints here
-    # from .routes import example_bp
-    # app.register_blueprint(example_bp)
+    from .routes import board_bp
+    app.register_blueprint(board_bp)
+
+    from .routes import card_bp
+    app.register_blueprint(card_bp)
+
 
     CORS(app)
     return app

app/models/board.py

@@ -1 +1,15 @@
+from flask import current_app
+
 from app import db
+
+class Board(db.Model):
+    board_id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    title =  db.Column(db.String)
+    owner = db.Column(db.String)
+
+    def to_dict(self):
+        return {
+            "id": self.board_id,
+            "title": self.title,
+            "owner": self.owner
+        }

app/models/card.py

@@ -1 +1,19 @@
+from flask import current_app
+
 from app import db
+
+class Card(db.Model):
+    card_id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    message = db.Column(db.String)
+    likes_count = db.Column(db.Integer)
+    color = db.Column(db.String, default="yellow")
+    board_id = db.Column(db.Integer, db.ForeignKey('board.board_id'))
+
+    def to_dict(self):
+        return {
+            "id": self.card_id,
+            "message": self.message,
+            "likes_count": self.likes_count,
+            "color": self.color,
+            "board_id": self.board_id
+        }

app/routes.py

@@ -1,4 +1,98 @@
 from flask import Blueprint, request, jsonify, make_response
 from app import db
+from .models.board import Board
+from .models.card import Card
 
-# example_bp = Blueprint('example_bp', __name__)
+
+board_bp = Blueprint("boards", __name__, url_prefix="/boards")
+card_bp = Blueprint("cards", __name__, url_prefix="/cards")
+
+@board_bp.route("", methods=["POST"], strict_slashes=False)
+def create_board():
+    request_body=request.get_json()
+    if "title" in request_body and "owner" in request_body:
+        new_board = Board(title= request_body["title"],
+                            owner= request_body["owner"])
+        db.session.add(new_board)
+        db.session.commit()
+
+        return make_response({"board": new_board.to_dict()}, 201)
+
+    elif "title" not in request_body:
+        return make_response({"details": "Title data invalid"}, 400)
+
+    elif "owner" not in request_body:
+        return make_response({"details": "Owner data invalid"}, 400)
+
+@board_bp.route("", methods=["GET"], strict_slashes=False)
+def get_boards():
+    boards = Board.query.all()
+    boards_response = [board.to_dict() for board in boards]
+    return make_response(jsonify(boards_response), 200)
+
+@board_bp.route("/<board_id>", methods=["DELETE"], strict_slashes=False)
+def remove_board(board_id):
+    # delete all cards tied to board_id
+    cards = Card.query.filter_by(board_id=board_id)
+    if cards:
+        for card in cards:
+            db.session.delete(card)
+
+    board = Board.query.get(board_id)
+    if board:
+        db.session.delete(board)
+        db.session.commit()
+        return jsonify({
+            "details": (f'Board {board.board_id} successfully deleted from Inspiration Board')
+        }), 200
+    return "", 404
+
+
+@board_bp.route("/<board_id>/cards", methods=["POST"], strict_slashes=False)
+def add_card_to_board(board_id):
+    request_body=request.get_json()
+
+    if "message" in request_body:
+        new_card = Card(message= request_body["message"],
+                            color= request_body["color"],
+                            likes_count= 0,
+                            board_id= int(board_id))
+        db.session.add(new_card)
+        db.session.commit()    
+
+        return make_response({"card": new_card.to_dict()},201)   
+
+    elif "message" not in request_body:
+        return make_response({"details": "Message data invalid"}, 400)
+
+
+@board_bp.route("/<board_id>/cards", methods=["GET"], strict_slashes=False)
+def get_cards_from_board(board_id):
+    cards = Card.query.filter_by(board_id=board_id)
+    if cards:
+        cards_response = [card.to_dict() for card in cards]
+        return make_response({"cards": cards_response}, 200)
+    return make_response("", 200)
+
+@card_bp.route("/<card_id>", methods=["DELETE"], strict_slashes=False)
+def remove_card(card_id):
+    card = Card.query.get(card_id)
+    if card:
+        db.session.delete(card)
+        db.session.commit()
+        return jsonify({
+            "details": (f'Card {card.card_id} successfully deleted from Board {card.board_id}')
+        }), 200
+    return "", 404
+
+@card_bp.route("/<card_id>/like", methods=["PUT"], strict_slashes=False)
+def add_like_to_card(card_id):
+    card = Card.query.get(card_id)
+    if card:
+        card.likes_count = card.likes_count + 1
+        db.session.commit() 
+        # what is the front end's response formatting preference???
+        return jsonify({
+            "details": (f'Card {card.card_id} now has {card.likes_count} likes')
+        }), 200
+    return "", 404

migrations/README

@@ -0,0 +1 @@
+Generic single-database configuration.

migrations/alembic.ini

@@ -0,0 +1,45 @@
+# A generic, single database configuration.
+
+[alembic]
+# template used to generate migration files
+# file_template = %%(rev)s_%%(slug)s
+
+# set to 'true' to run the environment during
+# the 'revision' command, regardless of autogenerate
+# revision_environment = false
+
+
+# Logging configuration
+[loggers]
+keys = root,sqlalchemy,alembic
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARN
+handlers = console
+qualname =
+
+[logger_sqlalchemy]
+level = WARN
+handlers =
+qualname = sqlalchemy.engine
+
+[logger_alembic]
+level = INFO
+handlers =
+qualname = alembic
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(levelname)-5.5s [%(name)s] %(message)s
+datefmt = %H:%M:%S

migrations/env.py

@@ -0,0 +1,96 @@
+from __future__ import with_statement
+
+import logging
+from logging.config import fileConfig
+
+from sqlalchemy import engine_from_config
+from sqlalchemy import pool
+from flask import current_app
+
+from alembic import context
+
+# this is the Alembic Config object, which provides
+# access to the values within the .ini file in use.
+config = context.config
+
+# Interpret the config file for Python logging.
+# This line sets up loggers basically.
+fileConfig(config.config_file_name)
+logger = logging.getLogger('alembic.env')
+
+# add your model's MetaData object here
+# for 'autogenerate' support
+# from myapp import mymodel
+# target_metadata = mymodel.Base.metadata
+config.set_main_option(
+    'sqlalchemy.url',
+    str(current_app.extensions['migrate'].db.engine.url).replace('%', '%%'))
+target_metadata = current_app.extensions['migrate'].db.metadata
+
+# other values from the config, defined by the needs of env.py,
+# can be acquired:
+# my_important_option = config.get_main_option("my_important_option")
+# ... etc.
+
+
+def run_migrations_offline():
+    """Run migrations in 'offline' mode.
+
+    This configures the context with just a URL
+    and not an Engine, though an Engine is acceptable
+    here as well.  By skipping the Engine creation
+    we don't even need a DBAPI to be available.
+
+    Calls to context.execute() here emit the given string to the
+    script output.
+
+    """
+    url = config.get_main_option("sqlalchemy.url")
+    context.configure(
+        url=url, target_metadata=target_metadata, literal_binds=True
+    )
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+def run_migrations_online():
+    """Run migrations in 'online' mode.
+
+    In this scenario we need to create an Engine
+    and associate a connection with the context.
+
+    """
+
+    # this callback is used to prevent an auto-migration from being generated
+    # when there are no changes to the schema
+    # reference: http://alembic.zzzcomputing.com/en/latest/cookbook.html
+    def process_revision_directives(context, revision, directives):
+        if getattr(config.cmd_opts, 'autogenerate', False):
+            script = directives[0]
+            if script.upgrade_ops.is_empty():
+                directives[:] = []
+                logger.info('No changes in schema detected.')
+
+    connectable = engine_from_config(
+        config.get_section(config.config_ini_section),
+        prefix='sqlalchemy.',
+        poolclass=pool.NullPool,
+    )
+
+    with connectable.connect() as connection:
+        context.configure(
+            connection=connection,
+            target_metadata=target_metadata,
+            process_revision_directives=process_revision_directives,
+            **current_app.extensions['migrate'].configure_args
+        )
+
+        with context.begin_transaction():
+            context.run_migrations()
+
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()

migrations/script.py.mako

@@ -0,0 +1,24 @@
+"""${message}
+
+Revision ID: ${up_revision}
+Revises: ${down_revision | comma,n}
+Create Date: ${create_date}
+
+"""
+from alembic import op
+import sqlalchemy as sa
+${imports if imports else ""}
+
+# revision identifiers, used by Alembic.
+revision = ${repr(up_revision)}
+down_revision = ${repr(down_revision)}
+branch_labels = ${repr(branch_labels)}
+depends_on = ${repr(depends_on)}
+
+
+def upgrade():
+    ${upgrades if upgrades else "pass"}
+
+
+def downgrade():
+    ${downgrades if downgrades else "pass"}

migrations/versions/587505944eef_.py

@@ -0,0 +1,42 @@
+"""empty message
+
+Revision ID: 587505944eef
+Revises: 
+Create Date: 2021-06-29 14:41:02.556951
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '587505944eef'
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('board',
+    sa.Column('board_id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('title', sa.String(), nullable=True),
+    sa.Column('owner', sa.String(), nullable=True),
+    sa.PrimaryKeyConstraint('board_id')
+    )
+    op.create_table('card',
+    sa.Column('card_id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('message', sa.String(), nullable=True),
+    sa.Column('likes_count', sa.Integer(), nullable=True),
+    sa.Column('board_id', sa.Integer(), nullable=True),
+    sa.ForeignKeyConstraint(['board_id'], ['board.board_id'], ),
+    sa.PrimaryKeyConstraint('card_id')
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('card')
+    op.drop_table('board')
+    # ### end Alembic commands ###