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Refactor letter_rates table to include everything needed to calculate billing for letter notificaitons.

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It is ok to drop the existing tables as they are not used anywhere as of yet.
This commit is contained in:
Rebecca Law
2017-12-05 10:32:19 +00:00
parent b93421208b
commit 00d2e543dc
2 changed files with 52 additions and 10 deletions
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15
app/models.py
View File

@@ -1484,17 +1484,12 @@ class LetterRate(db.Model):
__tablename__ = 'letter_rates'
id = db.Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
valid_from = valid_from = db.Column(db.DateTime, nullable=False)
class LetterRateDetail(db.Model):
__tablename__ = 'letter_rate_details'
id = db.Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
letter_rate_id = db.Column(UUID(as_uuid=True), db.ForeignKey('letter_rates.id'), index=True, nullable=False)
letter_rate = db.relationship('LetterRate', backref='letter_rates')
page_total = db.Column(db.Integer, nullable=False)
start_date = db.Column(db.DateTime, nullable=False)
end_date = db.Column(db.DateTime, nullable=True)
sheet_total = db.Column(db.Integer, nullable=False) # double sided sheet
rate = db.Column(db.Numeric(), nullable=False)
crown = db.Column(db.Boolean, nullable=False)
post_class = db.Column(db.String, nullable=False)
class MonthlyBilling(db.Model):

47
migrations/versions/0150_refactor_letter_rates.py Normal file
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@@ -0,0 +1,47 @@
"""
Revision ID: 0150_refactor_letter_rates
Revises: 0148_add_letters_as_pdf_svc_perm
Create Date: 2017-12-05 10:24:41.232128
"""
from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import postgresql
revision = '0150_refactor_letter_rates'
down_revision = '0148_add_letters_as_pdf_svc_perm'
def upgrade():
op.drop_table('letter_rate_details')
op.drop_table('letter_rates')
op.create_table('letter_rates',
sa.Column('id', postgresql.UUID(as_uuid=True), nullable=False),
sa.Column('start_date', sa.DateTime(), nullable=False),
sa.Column('end_date', sa.DateTime(), nullable=True),
sa.Column('sheet_total', sa.Integer(), nullable=False),
sa.Column('rate', sa.Numeric(), nullable=False),
sa.Column('crown', sa.Boolean(), nullable=False),
sa.Column('post_class', sa.String(), nullable=False),
sa.PrimaryKeyConstraint('id')
)
def downgrade():
op.drop_table('letter_rates')
op.create_table('letter_rates',
sa.Column('id', postgresql.UUID(), autoincrement=False, nullable=False),
sa.Column('valid_from', postgresql.TIMESTAMP(), autoincrement=False, nullable=False),
sa.PrimaryKeyConstraint('id', name='letter_rates_pkey'),
postgresql_ignore_search_path=False
)
op.create_table('letter_rate_details',
sa.Column('id', postgresql.UUID(), autoincrement=False, nullable=False),
sa.Column('letter_rate_id', postgresql.UUID(), autoincrement=False, nullable=False),
sa.Column('page_total', sa.INTEGER(), autoincrement=False, nullable=False),
sa.Column('rate', sa.NUMERIC(), autoincrement=False, nullable=False),
sa.ForeignKeyConstraint(['letter_rate_id'], ['letter_rates.id'],
name='letter_rate_details_letter_rate_id_fkey'),
sa.PrimaryKeyConstraint('id', name='letter_rate_details_pkey')
)