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"""Generic routing utilities."""
from flask import flash, url_for, redirect, render_template, current_app as app
from gn_libs.mysqldb import database_connection
from uploader.population.models import (populations_by_species,
population_by_species_and_id)
def generic_select_population(# pylint: disable=[too-many-arguments]
species: dict,
template: str,
population_id: str,
back_to: str,
forward_to: str,
activelink: str,
error_message: str = "No such population found!"
):
"""Handles common flow for 'select population' step."""
with database_connection(app.config["SQL_URI"]) as conn:
if not bool(population_id):
return render_template(
template,
species=species,
populations=populations_by_species(conn, species["SpeciesId"]),
activelink=activelink)
if population_id == "CREATE-POPULATION":
return redirect(url_for(
"species.populations.create_population",
species_id=species["SpeciesId"],
return_to=forward_to))
population = population_by_species_and_id(
conn, species["SpeciesId"], int(population_id))
if not bool(population):
flash(error_message, "alert-danger")
return redirect(url_for(back_to, species_id=species["SpeciesId"]))
return redirect(url_for(forward_to,
species_id=species["SpeciesId"],
population_id=population["Id"]))
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