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from ..flask_extend import Blueprint
from flask import render_template, request, url_for, redirect
import datetime
from sqlalchemy import sql
from ..model import db, Category, ConstExpense
from ..forms import ConstForm, today
mod = Blueprint('consts', __name__)
def T(tpl):
return "consts/%s.jinja" % tpl
def const_form(cur=None, obj=None):
obj = cur if obj is None else obj
form = ConstForm(obj=obj)
form.category.query = Category.query.order_by(Category.name)
# init prev_list
CE = ConstExpense
filter = (CE.next == None)
if cur and cur.id is not None: # not empty
filter = sql.or_(CE.next == cur, filter)
filter = sql.and_(filter, CE.id != cur.id)
form.prev.query = CE.query.filter(filter).order_by(CE.description)
return form
@mod.route("/")
def list ():
d = today()
expenses = ConstExpense.query.order_by(ConstExpense.start).all()
current = []
old = []
future = []
for e in expenses:
if e.start <= d:
if e.end >= d:
current.append(e)
else:
old.append(e)
else:
future.append(e)
return render_template(T("list"), current = current, old = old, future = future)
@mod.route("/<int:id>")
def show(id):
return render_template(T("show"), exp = ConstExpense.get(id))
@mod.route("/edit/<int:id>", methods=("GET", "POST"))
def edit(id):
exp = ConstExpense.get(id)
form = const_form(exp)
if request.method == "POST":
if "deleteB" in request.form:
db.session.delete(exp)
db.session.commit()
return redirect(url_for(".list"))
elif form.validate(): # change
form.populate_obj(exp)
db.session.commit()
return redirect(url_for(".show", id = exp.id))
return render_template(T("edit"), form=form)
@mod.route("/add/from/<int:other>")
def add_from(other):
exp = ConstExpense() # needed to initialize 'CE.next'
other = ConstExpense.get(other)
# get form with data from other
form = const_form(obj = other)
# replace some fields to be more meaningful
start = max(form.end.data, today())
form.start.data = start
form.end.data = start.replace(year = start.year + 1)
if not other.next: form.prev.data = other
return add(form)
@mod.route("/add/", methods=("GET", "POST"))
def add (form=None):
exp = ConstExpense()
form = const_form() if form is None else form
if form.validate_on_submit():
form.populate_obj(exp)
db.session.add(exp)
db.session.commit()
return redirect(url_for(".show", id = exp.id))
return render_template(T("add"), form = form)
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