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This commit is contained in:
Hannes Körber
2022-07-04 21:37:32 +02:00
parent b45b288567
commit 3065127a3c
12 changed files with 323 additions and 243 deletions
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55
python_flask/packager/__init__.py Normal file
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import uuid
import sqlalchemy
from flask import Flask
from .helpers import *
from flask_sqlalchemy import SQLAlchemy
app = Flask(__name__)
app.config["SQLALCHEMY_DATABASE_URI"] = "sqlite:///./db.sqlite"
app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] = False
db = SQLAlchemy(app)
from packager.models import *
import packager.views
db.create_all()
try:
db.session.add(
PackageList(
id="ab2f16c2-d5f5-460b-b149-0fc9eec12887",
name="EDC",
description="What you always carry",
)
)
db.session.add(
PackageList(
id="9f3a72cd-7e30-4263-bd52-92fb7bed1242",
name="Camping",
description="For outdoors",
)
)
db.session.add(
PackageListItem(
id="4c08f0d5-583e-4882-8bea-2b2faab61fff",
name="Taschenmesser",
description="",
packagelist_id="ab2f16c2-d5f5-460b-b149-0fc9eec12887",
)
)
db.session.add(
PackageListItem(
id="f7fe1c35-23c8-4e57-bec0-56212cff940a",
name="Geldbeutel",
description="",
packagelist_id="ab2f16c2-d5f5-460b-b149-0fc9eec12887",
)
)
db.session.commit()
except sqlalchemy.exc.IntegrityError:
pass

105
python_flask/packager/components/NewPackageList.py Normal file
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import dominate
import dominate.tags as t
from dominate.util import raw
from ..helpers import *
def NewPackageList(name=None, description=None, error=False, errormsg=None):
assert not (error and not errormsg)
with t.form(
id="new-pkglist",
name="new_pkglist",
data_hx_post="/list/",
data_hx_target="#pkglist-manager",
data_hx_swap="outerHTML",
_class=cls("mt-8", "p-5", "border-2", "border-gray-200"),
**{"x-on:htmx:before-request": "(e) => submit_enabled || e.preventDefault()"},
) as doc:
with t.div(_class=cls("mb-5", "flex", "flex-row", "items-center")):
t.span(_class=cls("mdi", "mdi-playlist-plus", "text-2xl", "mr-4"))
t.p("Add new package list", _class=cls("inline", "text-xl"))
with t.div(_class=cls("w-11/12", "mx-auto")):
with t.div(_class=cls("pb-8")):
with t.div(
_class=cls("flex", "flex-row", "justify-center", "items-start")
):
t.label(
"Name",
_for="listname",
_class=cls("font-bold", "w-1/2", "p-2", "text-center"),
)
with t.div(_class=cls("w-1/2")):
t._input(
type="text",
id="listname",
name="name",
**{"value": name} if name is not None else {},
data_hx_target="#new-pkglist",
data_hx_post="/list/name/validate",
data_hx_swap="outerHTML",
_class=cls(
"block",
"w-full",
"p-2",
"bg-gray-50",
"appearance-none" if error else None,
"border-2",
"border-red-400" if error else "border-gray-300",
"rounded",
"focus:outline-none",
"focus:bg-white",
"focus:border-purple-500" if not error else None,
),
**{
"x-on:input": "submit_enabled = $event.srcElement.value.trim().length !== 0;"
},
)
t.p(
errormsg, _class=cls("mt-1", "text-red-400", "text-sm")
) if error else None
with t.div(
_class=cls("flex", "flex-row", "justify-center", "items-center", "pb-8")
):
t.label(
"Description",
_for="listdesc",
_class=cls("font-bold", "w-1/2", "text-center"),
)
t._input(
type="text",
id="listdesc",
name="description",
**{"value": description} if description is not None else {},
_class=cls(
"block",
"w-1/2",
"p-2",
"bg-gray-50",
"appearance-none",
"border-2",
"border-gray-300",
"rounded",
"focus:outline-none",
"focus:bg-white",
"focus:border-purple-500",
),
)
t._input(
type="submit",
value="Add",
**{
"x-bind:class": 'submit_enabled ? "" : "cursor-not-allowed opacity-50"'
},
_class=cls(
"py-2",
"border-2",
"rounded",
"border-gray-300",
"mx-auto",
"w-full",
"hover:border-purple-500" if not error else None,
"hover:bg-purple-200" if not error else None,
),
)
return doc

30
python_flask/packager/components/PackageListManager.py Normal file
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import dominate
import dominate.tags as t
from dominate.util import raw
from . import NewPackageList, PackageListTable
from ..helpers import *
class PackageListManager:
def __init__(
self, pkglists, name=None, description=None, error=False, errormsg=None
):
assert not (error and not errormsg)
with t.div(
id="pkglist-manager",
_class=cls("p-8", "max-w-xl"),
**{
"x-data": '{ submit_enabled: document.getElementById("listname").value.trim().length !== 0 }'
},
) as doc:
PackageListTable(pkglists),
NewPackageList(
name=name, description=description, error=error, errormsg=errormsg
)
self.doc = doc
def render(self):
return self.doc.render()

80
python_flask/packager/components/PackageListTable.py Normal file
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import dominate
import dominate.tags as t
from dominate.util import raw
from ..helpers import *
def PackageListTable(pkglists):
doc = t.div(id="packagelist-table")
with doc:
t.h1("Package Lists", _class=cls("text-2xl", "mb-5"))
with t.table(
id="packagelist-table",
_class=cls(
"table",
"table-auto",
# "border-separate",
"border-collapse",
"border-spacing-0",
"border",
"w-full",
),
):
with t.thead(_class=cls("bg-gray-200")):
t.tr(
t.th("Name", _class=cls("border", "p-2")),
t.th("Description", _class=cls("border", "p-2")),
t.th(_class=cls("border p-2")),
t.th(_class=cls("border p-2")),
t.th(_class=cls("border p-2")),
_class="h-10",
)
with t.tbody(data_hx_target="closest tr", data_hx_swap="outerHTML"):
for pkglist in pkglists:
t.tr(
t.td(pkglist.name, _class=cls("border", "px-2")),
t.td(str(pkglist.description), _class=cls("border", "px-2")),
t.td(
t.span(_class=cls("mdi", "mdi-delete", "text-xl")),
id="delete-packagelist",
data_hx_delete=f"/list/{pkglist.id}",
_class=cls(
"border",
"bg-red-200",
"hover:bg-red-400",
"cursor-pointer",
"w-8",
"text-center",
),
),
t.td(
t.span(_class=cls("mdi", "mdi-pencil", "text-xl")),
id="edit-packagelist",
data_hx_post=f"/list/{pkglist.id}/edit",
_class=cls(
"border",
"bg-blue-200",
"hover:bg-blue-400",
"cursor-pointer",
"w-8",
"text-center",
),
),
t.td(
t.span(_class=cls("mdi", "mdi-arrow-right", "text-xl")),
id="edit-packagelist",
# data_hx_post=f"/list/{pkglist.id}/edit",
_class=cls(
"border",
"bg-green-200",
"hover:bg-green-400",
"cursor-pointer",
"w-8",
"text-center",
),
),
_class=cls("h-10", "even:bg-gray-100", "hover:bg-purple-200"),
)
return doc

3
python_flask/packager/components/__init__.py Normal file
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from .NewPackageList import NewPackageList
from .PackageListTable import PackageListTable
from .PackageListManager import PackageListManager

2
python_flask/packager/helpers.py Normal file
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def cls(*args):
return " ".join([a for a in args if a is not None])

3
python_flask/packager/js/app.js Normal file
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document.body.addEventListener('htmx:responseError', function(evt) {
console.log(evt.detail);
});

19
python_flask/packager/models.py Normal file
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from . import db
class PackageList(db.Model):
__tablename__ = "packagelist"
id = db.Column(db.String(36), primary_key=True)
name = db.Column(db.Text, unique=True, nullable=False)
description = db.Column(db.Text)
items = db.relationship("PackageListItem", backref="packagelist", lazy=True)
class PackageListItem(db.Model):
__tablename__ = "packagelistitem"
id = db.Column(db.String(36), primary_key=True)
name = db.Column(db.Text, unique=True, nullable=False)
description = db.Column(db.Text)
packagelist_id = db.Column(
db.String(36), db.ForeignKey("packagelist.id"), nullable=False
)

428
python_flask/packager/views.py Normal file
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import sqlalchemy
from . import app
from .models import *
from .helpers import *
import uuid
import os
import dominate
import dominate.tags as t
from dominate.util import raw
from .components import PackageListManager
from flask import request, make_response
def get_packagelists():
return PackageList.query.all()
def get_packagelist_by_id(id):
return PackageList.query.filter_by(id=str(id)).first()
def add_packagelist(name, description):
try:
db.session.add(
PackageList(id=str(uuid.uuid4()), name=name, description=description)
)
db.session.commit()
except sqlalchemy.exc.IntegrityError:
db.session.rollback()
return False
def delete_packagelist(id):
deletions = PackageList.query.filter_by(id=str(id)).delete()
if deletions == 0:
return False
else:
db.session.commit()
return True
@app.route("/")
def root():
doc = dominate.document(title="My cool title")
with doc.head:
t.script(src="https://unpkg.com/htmx.org@1.7.0")
t.script(src="https://cdn.tailwindcss.com")
t.script(src="https://unpkg.com/alpinejs@3.x.x/dist/cdn.js", defer=True)
t.link(
rel="stylesheet",
href="https://cdn.jsdelivr.net/npm/@mdi/font@6.9.96/css/materialdesignicons.min.css",
)
with doc:
t.script(raw(open(os.path.join(app.root_path, "js/app.js")).read()))
PackageListManager(get_packagelists())
return make_response(doc.render(), 200)
@app.route("/list/", methods=["POST"])
def add_new_list():
name = request.form["name"]
description = request.form["description"]
error, errormsg = validate_name(name)
print(error, errormsg)
if not error:
if add_packagelist(name=name, description=description) is False:
error = True
errormsg = f'Name "{name}" already exists'
return make_response(
PackageListManager(
get_packagelists(),
name=name,
description=description,
error=error,
errormsg=errormsg,
).render(),
200,
)
def validate_name(name):
error, errormsg = False, None
if len(name) == 0:
error = True
errormsg = f"Name cannot be empty"
elif name.isspace():
error = True
errormsg = f"Name cannot be only whitespace"
return error, errormsg
@app.route("/list/name/validate", methods=["POST"])
def validate_list_name():
name = request.form["name"]
error, errormsg = validate_name(name)
if not error:
if PackageList.query.filter_by(name=name).first() is not None:
error = True
errormsg = f'Name "{name}" already exists'
doc = new_pkglist_form(name=name, error=error, errormsg=errormsg)
return make_response(doc.render(), 200)
@app.route("/list/<uuid:id>/edit/cancel", methods=["POST"])
def edit_list_cancel(id):
pkglist = PackageList.query.filter_by(id=str(id)).first()
with t.tr(_class=cls("h-10", "even:bg-gray-100", "hover:bg-purple-200")) as doc:
t.td(pkglist.name, _class=cls("border", "px-2")),
t.td(str(pkglist.description), _class=cls("border", "px-2")),
t.td(
t.span(_class=cls("mdi", "mdi-delete", "text-xl")),
id="delete-packagelist",
data_hx_delete=f"/list/{pkglist.id}",
_class=cls(
"border",
"bg-red-200",
"hover:bg-red-400",
"cursor-pointer",
"w-8",
"text-center",
),
),
t.td(
t.span(_class=cls("mdi", "mdi-pencil", "text-xl")),
id="edit-packagelist",
data_hx_post=f"/list/{pkglist.id}/edit",
_class=cls(
"border",
"bg-blue-200",
"hover:bg-blue-400",
"cursor-pointer",
"w-8",
"text-center",
),
),
return make_response(doc.render(), 200)
@app.route("/list/<uuid:id>/edit/submit", methods=["POST"])
def edit_list_submit(id):
name = request.form["name"]
description = request.form["description"]
if len(name) == 0:
with t.tr(id="pkglist-edit-row") as doc:
with t.td(colspan=3, _class=cls("border-none", "bg-purple-100", "h-10")):
t.p("Name cannot be empty", _class=cls("text-red-400", "text-sm"))
with t.div(_class=cls("flex", "flex-row", "h-full")):
with t.div(
_class=cls(
"box-border" "border",
"border-2",
"border-red-500",
"bg-purple-100",
"mr-1",
)
):
with t.div(_class=cls("h-full")):
t._input(
_class=cls("bg-purple-100", "w-full", "h-full", "px-2"),
type="text",
name="name",
value=name,
)
with t.div(
_class=cls(
"border", "border-1", "border-purple-500", "bg-purple-100"
)
):
t._input(
_class=cls("bg-purple-100", "w-full", "h-full", "px-2"),
type="text",
name="description",
value=description,
)
t.td(
t.span(_class=cls("mdi", "mdi-cancel", "text-xl")),
id="edit-packagelist-abort",
data_hx_post=f"/list/{id}/edit/cancel",
data_hx_target="#pkglist-edit-row",
data_hx_swap="outerHTML",
_class=cls(
"border",
"bg-red-200",
"hover:bg-red-400",
"cursor-pointer",
"w-8",
"text-center",
),
),
t.td(
t.span(_class=cls("mdi", "mdi-content-save", "text-xl")),
id="edit-packagelist-save",
data_hx_post=f"/list/{id}/edit/submit",
data_hx_target="#pkglist-edit-row",
data_hx_swap="outerHTML",
data_hx_include="closest tr",
_class=cls(
"border",
"bg-green-200",
"hover:bg-green-400",
"cursor-pointer",
"w-8",
"text-center",
),
),
return make_response(doc.render(), 200)
try:
pkglist = PackageList.query.filter_by(id=str(id)).first()
if pkglist is None:
return make_response("", 404)
pkglist.name = name
pkglist.description = description
try:
db.session.commit()
except sqlalchemy.exc.IntegrityError:
with t.tr(id="pkglist-edit-row") as doc:
with t.td(
colspan=3, _class=cls("border-none", "bg-purple-100", "h-10")
):
t.p(
f"Name {name} already exists",
_class=cls("text-red-400", "text-sm"),
)
with t.div(_class=cls("flex", "flex-row", "h-full")):
with t.div(
_class=cls(
"box-border" "border",
"border-2",
"border-red-500",
"bg-purple-100",
"mr-1",
)
):
with t.div(_class=cls("h-full")):
t._input(
_class=cls(
"bg-purple-100", "w-full", "h-full", "px-2"
),
type="text",
name="name",
value=name,
)
with t.div(
_class=cls(
"border",
"border-1",
"border-purple-500",
"bg-purple-100",
)
):
t._input(
_class=cls("bg-purple-100", "w-full", "h-full", "px-2"),
type="text",
name="description",
value=description,
)
t.td(
t.span(_class=cls("mdi", "mdi-cancel", "text-xl")),
id="edit-packagelist-abort",
data_hx_post=f"/list/{id}/edit/cancel",
data_hx_target="#pkglist-edit-row",
data_hx_swap="outerHTML",
_class=cls(
"border",
"bg-red-200",
"hover:bg-red-400",
"cursor-pointer",
"w-8",
"text-center",
),
),
t.td(
t.span(_class=cls("mdi", "mdi-content-save", "text-xl")),
id="edit-packagelist-save",
data_hx_post=f"/list/{id}/edit/submit",
data_hx_target="#pkglist-edit-row",
data_hx_swap="outerHTML",
data_hx_include="closest tr",
_class=cls(
"border",
"bg-green-200",
"hover:bg-green-400",
"cursor-pointer",
"w-8",
"text-center",
),
),
return make_response(doc.render(), 200)
except:
raise
with t.tr(_class=cls("h-10", "even:bg-gray-100", "hover:bg-purple-200")) as doc:
t.td(pkglist.name, _class=cls("border", "px-2")),
t.td(str(pkglist.description), _class=cls("border", "px-2")),
t.td(
t.span(_class=cls("mdi", "mdi-delete", "text-xl")),
id="delete-packagelist",
data_hx_delete=f"/list/{pkglist.id}",
_class=cls(
"border",
"bg-red-200",
"hover:bg-red-400",
"cursor-pointer",
"w-8",
"text-center",
),
),
t.td(
t.span(_class=cls("mdi", "mdi-pencil", "text-xl")),
id="edit-packagelist",
data_hx_post=f"/list/{pkglist.id}/edit",
_class=cls(
"border",
"bg-blue-200",
"hover:bg-blue-400",
"cursor-pointer",
"w-8",
"text-center",
),
),
return make_response(doc.render(), 200)
def get_edit_list(pkglist):
with t.tr(
_class="h-10",
id="pkglist-edit-row",
**{
"x-data": '{ edit_submit_enabled: document.getElementById("listedit-name").value.trim().length !== 0 }'
},
) as doc:
with t.td(colspan=3, _class=cls("border-none", "bg-purple-100", "h-full")):
with t.div(_class=cls("flex", "flex-row", "h-full")):
with t.div(
_class=cls(
"border",
"border-1",
"border-purple-500",
"bg-purple-100",
"mr-1",
)
):
t._input(
_class=cls("bg-purple-100", "w-full", "h-full", "px-2"),
type="text",
id="listedit-name",
name="name",
value=pkglist.name,
**{
"x-on:input": "edit_submit_enabled = $event.srcElement.value.trim().length !== 0;"
},
)
with t.div(
_class=cls(
"border", "border-1", "border-purple-500", "bg-purple-100"
)
):
t._input(
_class=cls("bg-purple-100", "w-full", "h-full", "px-2"),
type="text",
name="description",
value=pkglist.description,
)
t.td(
t.span(_class=cls("mdi", "mdi-cancel", "text-xl")),
id="edit-packagelist-abort",
data_hx_post=f"/list/{pkglist.id}/edit/cancel",
data_hx_target="#pkglist-edit-row",
data_hx_swap="outerHTML",
_class=cls(
"border",
"bg-red-200",
"hover:bg-red-400",
"cursor-pointer",
"w-8",
"text-center",
),
),
t.td(
t.span(_class=cls("mdi", "mdi-content-save", "text-xl")),
id="edit-packagelist-save",
data_hx_post=f"/list/{pkglist.id}/edit/submit",
data_hx_target="#pkglist-edit-row",
data_hx_swap="outerHTML",
data_hx_include="closest #pkglist-edit-row",
_class=cls(
"border",
"bg-green-200",
"hover:bg-green-400",
"cursor-pointer",
"w-8",
"text-center",
),
**{
"x-bind:class": 'edit_submit_enabled || "cursor-not-allowed opacity-50"',
"x-on:htmx:before-request": "(e) => edit_submit_enabled || e.preventDefault()",
},
),
return doc
@app.route("/list/<uuid:id>/edit", methods=["POST"])
def edit_list(id):
pkglist = get_packagelist_by_id(id)
return make_response(get_edit_list(pkglist).render(), 200)
@app.route("/list/<uuid:id>", methods=["DELETE"])
def delete_list(id):
if not delete_packagelist(id=id):
return make_response("", 404)
return make_response("", 200)