Nutrition Tracker Feature

migrations/README

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+Generic single-database configuration.

migrations/alembic.ini

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+# 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

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+from __future__ import with_statement
+
+import logging
+from logging.config import fileConfig
+
+from sqlalchemy import engine_from_config
+from sqlalchemy import pool
+
+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
+from flask import current_app
+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

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+"""${message}
+
+Revision ID: ${up_revision}
+Revises: ${down_revision | comma,n}
+Create Date: ${create_date}
+
+"""
+from alembic import op
+import sqlalchemy as sa
+import app
+import sqlalchemy_utils
+${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/05006b3b0796_.py

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+"""empty message
+
+Revision ID: 05006b3b0796
+Revises: 0f31a634899d
+Create Date: 2020-11-08 23:04:11.320857
+
+"""
+from alembic import op
+import sqlalchemy as sa
+import app
+import sqlalchemy_utils
+
+
+# revision identifiers, used by Alembic.
+revision = '05006b3b0796'
+down_revision = '0f31a634899d'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    pass
+
+
+def downgrade():
+    pass

migrations/versions/0d57cdde0bc8_.py

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+"""empty message
+
+Revision ID: 0d57cdde0bc8
+Revises: 806bba569271
+Create Date: 2020-10-23 00:51:53.656538
+
+"""
+from alembic import op
+import sqlalchemy as sa
+import app
+import sqlalchemy_utils
+
+
+# revision identifiers, used by Alembic.
+revision = '0d57cdde0bc8'
+down_revision = '806bba569271'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('recipe',
+    sa.Column('recipe_id', sqlalchemy_utils.types.uuid.UUIDType(), nullable=False),
+    sa.Column('recipe_name', sa.String(length=100), nullable=False),
+    sa.Column('cuisine', sa.String(length=100), nullable=False),
+    sa.Column('instructions', sa.String(length=100), nullable=False),
+    sa.Column('time_to_cook_in_minutes', sa.Integer(), nullable=False),
+    sa.Column('servings', sa.Integer(), nullable=False),
+    sa.Column('calories', sa.Float(), nullable=False),
+    sa.Column('protein', sa.Float(), nullable=False),
+    sa.Column('carbs', sa.Float(), nullable=False),
+    sa.Column('fat', sa.Float(), nullable=False),
+    sa.PrimaryKeyConstraint('recipe_id'),
+    sa.UniqueConstraint('recipe_id')
+    )
+    op.create_table('favourites_list',
+    sa.Column('user_id', sqlalchemy_utils.types.uuid.UUIDType(), nullable=False),
+    sa.ForeignKeyConstraint(['user_id'], ['recipe.recipe_id'], ),
+    sa.PrimaryKeyConstraint('user_id')
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('favourites_list')
+    op.drop_table('recipe')
+    # ### end Alembic commands ###

migrations/versions/0f31a634899d_move_table_schemas_to_folder.py

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+"""move table schemas to folder
+
+Revision ID: 0f31a634899d
+Revises: ce09ed6c70ee
+Create Date: 2020-10-23 01:28:44.823984
+
+"""
+from alembic import op
+import sqlalchemy as sa
+import app
+import sqlalchemy_utils
+from sqlalchemy.dialects import mysql
+
+# revision identifiers, used by Alembic.
+revision = '0f31a634899d'
+down_revision = 'ce09ed6c70ee'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('user_notes', sa.Column('user_notes', sa.String(length=500), nullable=False))
+    op.drop_column('user_notes', 'user_nodes')
+    op.add_column('user_rating', sa.Column('user_rating', sa.Float(), nullable=False))
+    op.drop_column('user_rating', 'user_nodes')
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('user_rating', sa.Column('user_nodes', mysql.FLOAT(), nullable=False))
+    op.drop_column('user_rating', 'user_rating')
+    op.add_column('user_notes', sa.Column('user_nodes', mysql.VARCHAR(length=500), nullable=False))
+    op.drop_column('user_notes', 'user_notes')
+    # ### end Alembic commands ###

migrations/versions/33d490ad9a9a_update_fav_list.py

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+"""update fav list
+
+Revision ID: 33d490ad9a9a
+Revises: 5d9adc826605
+Create Date: 2020-11-10 23:58:16.545883
+
+"""
+from alembic import op
+import sqlalchemy as sa
+import app
+import sqlalchemy_utils
+
+
+# revision identifiers, used by Alembic.
+revision = '33d490ad9a9a'
+down_revision = '5d9adc826605'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_constraint('recipe_cart_ibfk_1', 'recipe_cart', type_='foreignkey')
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_foreign_key('recipe_cart_ibfk_1', 'recipe_cart', 'recipe', ['recipe_id'], ['recipe_id'])
+    # ### end Alembic commands ###

migrations/versions/3461c9ab2ed8_update_fav_list.py

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+"""update fav list
+
+Revision ID: 3461c9ab2ed8
+Revises: e15c9f833955
+Create Date: 2020-11-10 19:42:36.068792
+
+"""
+from alembic import op
+import sqlalchemy as sa
+import app
+import sqlalchemy_utils
+
+
+# revision identifiers, used by Alembic.
+revision = '3461c9ab2ed8'
+down_revision = 'e15c9f833955'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_foreign_key(None, 'favourites_list', 'user', ['user_id'], ['user_id'])
+    op.create_foreign_key(None, 'favourites_list', 'recipe', ['recipe_id'], ['recipe_id'])
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_constraint(None, 'favourites_list', type_='foreignkey')
+    op.drop_constraint(None, 'favourites_list', type_='foreignkey')
+    # ### end Alembic commands ###

migrations/versions/5d9adc826605_update_fav_list.py

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+"""update fav list
+
+Revision ID: 5d9adc826605
+Revises: e9e8638813b7
+Create Date: 2020-11-10 20:45:18.626007
+
+"""
+from alembic import op
+import sqlalchemy as sa
+import app
+import sqlalchemy_utils
+from sqlalchemy.dialects import mysql
+
+# revision identifiers, used by Alembic.
+revision = '5d9adc826605'
+down_revision = 'e9e8638813b7'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('user_favourites',
+    sa.Column('user_id', sqlalchemy_utils.types.uuid.UUIDType(), nullable=False),
+    sa.Column('recipe_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['user_id'], ['user.user_id'], ),
+    sa.PrimaryKeyConstraint('user_id', 'recipe_id')
+    )
+    op.drop_table('favourites_list')
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('favourites_list',
+    sa.Column('user_id', sa.BINARY(length=16), nullable=False),
+    sa.Column('recipe_id', sa.BINARY(length=16), nullable=False),
+    sa.Column('temp', mysql.VARCHAR(length=50), nullable=True),
+    sa.ForeignKeyConstraint(['recipe_id'], ['recipe.recipe_id'], name='favourites_list_ibfk_2'),
+    sa.ForeignKeyConstraint(['user_id'], ['user.user_id'], name='favourites_list_ibfk_1'),
+    sa.PrimaryKeyConstraint('user_id'),
+    mysql_collate='utf8mb4_0900_ai_ci',
+    mysql_default_charset='utf8mb4',
+    mysql_engine='InnoDB'
+    )
+    op.drop_table('user_favourites')
+    # ### end Alembic commands ###