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(* Copyright 2016, 2017 Benjamin Barenblat
Licensed under the Apache License, Version 2.0 (the “License”); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software distributed
under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR
CONDITIONS OF ANY KIND, either express or implied. See the License for the
specific language governing permissions and limitations under the License. *)
table nextAction : { Id : int, Nam : string, Done : bool } PRIMARY KEY Id
sequence nextActionId
fun markNextActionStatus id done =
dml (UPDATE nextAction SET Done = {[done]} WHERE Id = {[id]})
fun renderNextAction action : transaction xbody =
c <- Material.Checkbox.make
action.Done
(fn b => rpc (markNextActionStatus action.Id b));
return (Material.List.SingleLine.item {Icon = c,
Content = cdata action.Nam})
val renderNextActions =
queryX1' (SELECT * FROM nextAction WHERE nextAction.Done = FALSE)
renderNextAction
fun newNextAction name =
id <- nextval nextActionId;
dml (INSERT INTO nextAction (Id, Nam, Done)
VALUES ({[4 + id]}, {[name]}, FALSE));
renderNextActions
style hidden
style visible
datatype mode = NextActions | NewNextAction
val main =
actionItems <- bind renderNextActions source;
mode <- source NextActions;
floatingActionButton <- Material.FloatingActionButton.make
"add"
(fn _ => set mode NewNextAction);
let
val head = <xml>
(* TODO(bbaren): Write a meta-description tag. *)
<title>Next actions</title>
(* TODO(bbaren): Support homescreen tiles for Chrome on Android,
Safari on iOS, and Windows 8. *)
<link rel="stylesheet" href="/ugtd.css" />
</xml>
val body = <xml>
<div dynClass={currentMode <- signal mode;
return (case currentMode of
NewNextAction => visible
| _ => hidden)}>
{Material.AppBar.make "New action"}
</div>
<div dynClass={currentMode <- signal mode;
return (case currentMode of
NextActions => visible
| _ => hidden)}>
{Material.AppBar.make "Next actions"}
{Material.List.SingleLine.make
<xml><dyn signal={signal actionItems} /></xml>}
{floatingActionButton}
</div>
</xml>
in
return (Material.page {Head = head, Body = body})
end
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