def get_materials(cls, quote_id):
"""Return the material(s) associated with the given quote id."""
q_material_rows = Quote_Material.select().where(
Quote_Material.quote_id == quote_id).order_by(
Quote_Material.material_id)
return q_material_rows
def calculate_total_price(cls, quote_id, num_sheets):
"""
Return the total price for all materials and finishings of a quote.
"""
# Retrieve Quote_Material row associated with given quote number
q_materials_rows = Quote_Material.select().where(
Quote_Material.quote_id == quote_id)
# Retrieve all of quote's materials prices
total_materials_price = 0
for q_material in q_materials_rows:
logging.debug("Material: {}; Price: {}".format(
q_material.material_id.material_name,
q_material.material_id.material_price))
# add material's price
total_materials_price += q_material.material_id.material_price
# Retrieve Quote_Finishing row associated with given quote number
q_finishings_rows = Quote_Finishing.select().where(
Quote_Finishing.quote_id == quote_id)
# Retrieve all of quote's finishings prices
total_finishings_price = 0
for q_finishing in q_finishings_rows:
logging.debug("Finishing: {}; Price: {}".format(
q_finishing.finishing_id.finishing_name,
q_finishing.finishing_id.finishing_price))
# add finishing's price
total_finishings_price += q_finishing.finishing_id.finishing_price
# Retrieve paper associated with quote id
q_paper_row = Quote_Paper.select().where(
Quote_Paper.quote_id == quote_id)
# Retrieve paper's price
for paper in q_paper_row:
paper_price = paper.paper_id.paper_price
# log totals
logging.debug(("Material price: {}; Finishing price: {}; "
"Paper price: {}").format(
total_materials_price,
total_finishings_price,
paper_price))
# multiply total price by number of sheets
total_price = num_sheets * total_materials_price
total_price += num_sheets * total_finishings_price
total_price += num_sheets * paper_price
# log total price
logging.debug("Sheets: {}; Total price: {}".format(
num_sheets,
total_price))
return total_price
