GarminHomeAssistant/source/HomeAssistantToggleMenuItem.mc
Philip Abbey 16383f61a4 Added SomeoneOnEarth to all source headers
Give credit to a co-author.
2023-12-16 17:07:43 +00:00

291 lines
13 KiB
MonkeyC

//-----------------------------------------------------------------------------------
//
// Distributed under MIT Licence
// See https://github.com/house-of-abbey/GarminHomeAssistant/blob/main/LICENSE.
//
//-----------------------------------------------------------------------------------
//
// GarminHomeAssistant is a Garmin IQ application written in Monkey C and routinely
// tested on a Venu 2 device. The source code is provided at:
// https://github.com/house-of-abbey/GarminHomeAssistant.
//
// P A Abbey & J D Abbey & SomeoneOnEarth, 31 October 2023
//
//
// Description:
//
// Light or switch toggle button that calls the API to maintain the up to date state.
//
//-----------------------------------------------------------------------------------
using Toybox.Lang;
using Toybox.WatchUi;
using Toybox.Graphics;
using Toybox.Application.Properties;
using Toybox.Timer;
class HomeAssistantToggleMenuItem extends WatchUi.ToggleMenuItem {
private var mApiKey as Lang.String;
private var strNoPhone as Lang.String;
private var strNoInternet as Lang.String;
private var strNoResponse as Lang.String;
private var strApiFlood as Lang.String;
private var strApiUrlNotFound as Lang.String;
private var strUnhandledHttpErr as Lang.String;
function initialize(
label as Lang.String or Lang.Symbol,
subLabel as Lang.String or Lang.Symbol or {
:enabled as Lang.String or Lang.Symbol or Null,
:disabled as Lang.String or Lang.Symbol or Null
} or Null,
identifier,
enabled as Lang.Boolean,
options as {
:alignment as WatchUi.MenuItem.Alignment,
:icon as Graphics.BitmapType or WatchUi.Drawable or Lang.Symbol
} or Null
) {
strNoPhone = WatchUi.loadResource($.Rez.Strings.NoPhone);
strNoInternet = WatchUi.loadResource($.Rez.Strings.NoInternet);
strNoResponse = WatchUi.loadResource($.Rez.Strings.NoResponse);
strApiFlood = WatchUi.loadResource($.Rez.Strings.ApiFlood);
strApiUrlNotFound = WatchUi.loadResource($.Rez.Strings.ApiUrlNotFound);
strUnhandledHttpErr = WatchUi.loadResource($.Rez.Strings.UnhandledHttpErr);
mApiKey = Properties.getValue("api_key");
WatchUi.ToggleMenuItem.initialize(label, subLabel, identifier, enabled, options);
}
private function setUiToggle(state as Null or Lang.String) as Void {
if (state != null) {
if (state.equals("on") && !isEnabled()) {
setEnabled(true);
WatchUi.requestUpdate();
} else if (state.equals("off") && isEnabled()) {
setEnabled(false);
WatchUi.requestUpdate();
}
}
}
// Callback function after completing the GET request to fetch the status.
//
function onReturnGetState(responseCode as Lang.Number, data as Null or Lang.Dictionary or Lang.String) as Void {
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnGetState() Response Code: " + responseCode);
System.println("HomeAssistantToggleMenuItem onReturnGetState() Response Data: " + data);
}
// Provide the ability to terminate updating chain of calls for a permanent network error.
var keepUpdating = true;
switch (responseCode) {
case Communications.BLE_HOST_TIMEOUT:
case Communications.BLE_CONNECTION_UNAVAILABLE:
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnGetState() Response Code: BLE_HOST_TIMEOUT or BLE_CONNECTION_UNAVAILABLE, Bluetooth connection severed.");
}
ErrorView.show(strNoPhone + ".");
break;
case Communications.BLE_QUEUE_FULL:
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnGetState() Response Code: BLE_QUEUE_FULL, API calls too rapid.");
}
ErrorView.show(strApiFlood);
break;
case Communications.NETWORK_REQUEST_TIMED_OUT:
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnGetState() Response Code: NETWORK_REQUEST_TIMED_OUT, check Internet connection.");
}
ErrorView.show(strNoResponse);
break;
case 404:
var msg = null;
if (data != null) {
msg = data.get("message");
}
if (msg != null) {
// Should be an HTTP 405 according to curl queries
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnGetState() Response Code: 404. " + mIdentifier + " " + msg);
}
ErrorView.show("HTTP 405, " + mIdentifier + ". " + data.get("message"));
} else {
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnGetState() Response Code: 404, page not found. Check API URL setting.");
}
ErrorView.show(strApiUrlNotFound);
}
keepUpdating = false;
break;
case 405:
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnGetState() Response Code: 405. " + mIdentifier + " " + data.get("message"));
}
ErrorView.show("HTTP 405, " + mIdentifier + ". " + data.get("message"));
keepUpdating = false;
break;
case 200:
var state = data.get("state") as Lang.String;
if (Globals.scDebug) {
System.println((data.get("attributes") as Lang.Dictionary).get("friendly_name") + " State=" + state);
}
if (getLabel().equals("...")) {
setLabel((data.get("attributes") as Lang.Dictionary).get("friendly_name") as Lang.String);
}
setUiToggle(state);
ErrorView.unShow();
break;
default:
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnGetState(): Unhandled HTTP response code = " + responseCode);
}
ErrorView.show(strUnhandledHttpErr + responseCode);
}
if (keepUpdating) {
// Now this feels very "closely coupled" to the application, but it is the most reliable method instead of using a timer.
getApp().updateNextMenuItem();
}
}
function getState() as Void {
var options = {
:method => Communications.HTTP_REQUEST_METHOD_GET,
:headers => {
"Authorization" => "Bearer " + mApiKey
},
:responseType => Communications.HTTP_RESPONSE_CONTENT_TYPE_JSON
};
var keepUpdating = true;
if (! System.getDeviceSettings().phoneConnected) {
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem getState(): No Phone connection, skipping API call.");
}
ErrorView.show(strNoPhone + ".");
} else if (! System.getDeviceSettings().connectionAvailable) {
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem getState(): No Internet connection, skipping API call.");
}
ErrorView.show(strNoInternet + ".");
} else {
var url = Properties.getValue("api_url") + "/states/" + mIdentifier;
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem getState() URL=" + url);
}
Communications.makeWebRequest(
url,
null,
options,
method(:onReturnGetState)
);
// The update is called by onReturnGetState() instead
keepUpdating = false;
}
// On temporary failure, keep the updating going.
if (keepUpdating) {
// Need to avoid an infinite loop where the pushed ErrorView does not appear before getState() is called again
// and the call stack overflows. So continue the call chain from somewhere asynchronous.
var myTimer = new Timer.Timer();
// Now this feels very "closely coupled" to the application, but it is the most reliable method instead of using a timer.
myTimer.start(getApp().method(:updateNextMenuItem), 500, false);
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem getState(): Updated failed " + mIdentifier);
}
}
}
// Callback function after completing the POST request to set the status.
//
function onReturnSetState(responseCode as Lang.Number, data as Null or Lang.Dictionary or Lang.String) as Void {
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnSetState() Response Code: " + responseCode);
System.println("HomeAssistantToggleMenuItem onReturnSetState() Response Data: " + data);
}
if (responseCode == Communications.BLE_HOST_TIMEOUT || responseCode == Communications.BLE_CONNECTION_UNAVAILABLE) {
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnSetState() Response Code: BLE_HOST_TIMEOUT or BLE_CONNECTION_UNAVAILABLE, Bluetooth connection severed.");
}
ErrorView.show(strNoPhone + ".");
} else if (responseCode == Communications.BLE_QUEUE_FULL) {
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnSetState() Response Code: BLE_QUEUE_FULL, API calls too rapid.");
}
ErrorView.show(strApiFlood);
} else if (responseCode == Communications.NETWORK_REQUEST_TIMED_OUT) {
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnSetState() Response Code: NETWORK_REQUEST_TIMED_OUT, check Internet connection.");
}
ErrorView.show(strNoResponse);
} else if (responseCode == 404) {
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnSetState() Response Code: 404, page not found. Check API URL setting.");
}
ErrorView.show(strApiUrlNotFound);
} else if (responseCode == 200) {
var state;
var d = data as Lang.Array;
for(var i = 0; i < d.size(); i++) {
if ((d[i].get("entity_id") as Lang.String).equals(mIdentifier)) {
state = d[i].get("state") as Lang.String;
if (Globals.scDebug) {
System.println((d[i].get("attributes") as Lang.Dictionary).get("friendly_name") + " State=" + state);
}
setUiToggle(state);
}
}
} else {
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem onReturnSetState(): Unhandled HTTP response code = " + responseCode);
}
ErrorView.show(strUnhandledHttpErr + responseCode );
}
}
function setState(s as Lang.Boolean) as Void {
var options = {
:method => Communications.HTTP_REQUEST_METHOD_POST,
:headers => {
"Content-Type" => Communications.REQUEST_CONTENT_TYPE_JSON,
"Authorization" => "Bearer " + mApiKey
},
:responseType => Communications.HTTP_RESPONSE_CONTENT_TYPE_JSON
};
if (! System.getDeviceSettings().phoneConnected) {
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem getState(): No Phone connection, skipping API call.");
}
// Toggle the UI back
setEnabled(!isEnabled());
ErrorView.show(strNoPhone + ".");
} else if (! System.getDeviceSettings().connectionAvailable) {
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem getState(): No Internet connection, skipping API call.");
}
// Toggle the UI back
setEnabled(!isEnabled());
ErrorView.show(strNoInternet + ".");
} else {
// Updated SDK and got a new error
// ERROR: venu: Cannot find symbol ':substring' on type 'PolyType<Null or $.Toybox.Lang.Object>'.
var id = mIdentifier as Lang.String;
var url;
if (s) {
url = Properties.getValue("api_url") + "/services/" + id.substring(0, id.find(".")) + "/turn_on";
} else {
url = Properties.getValue("api_url") + "/services/" + id.substring(0, id.find(".")) + "/turn_off";
}
if (Globals.scDebug) {
System.println("HomeAssistantToggleMenuItem setState() URL=" + url);
System.println("HomeAssistantToggleMenuItem setState() mIdentifier=" + mIdentifier);
}
Communications.makeWebRequest(
url,
{
"entity_id" => mIdentifier
},
options,
method(:onReturnSetState)
);
}
}
}