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// SPDX-License-Identifier: Apache-2.0
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:grpc/grpc.dart';
import 'package:flutter_cluster_dashboard/generated/kuksa/val/v1/val.pbgrpc.dart';
import 'package:flutter_cluster_dashboard/generated/kuksa/val/v1/types.pb.dart';
import 'package:flutter_cluster_dashboard/config.dart';
abstract class VssClient {
final KuksaConfig config;
final ClientChannel channel;
final VALClient stub;
final Ref ref;
// Extenders will likely override this
final List<String> signals = [];
VssClient(
{required this.config,
required this.channel,
required this.stub,
required this.ref});
// Abstract method extenders must implement
void handleSignalUpdates(EntryUpdate update);
void run() async {
if (signals.isEmpty) return;
var request = SubscribeRequest();
for (var i = 0; i < signals.length; i++) {
var entry = SubscribeEntry();
entry.path = signals[i];
entry.fields.add(Field.FIELD_PATH);
entry.fields.add(Field.FIELD_VALUE);
request.entries.add(entry);
}
try {
Map<String, String> metadata = {};
if (config.authorization.isNotEmpty) {
metadata = {'authorization': "Bearer ${config.authorization}"};
}
var responseStream =
stub.subscribe(request, options: CallOptions(metadata: metadata));
await for (var response in responseStream) {
for (var update in response.updates) {
if (!(update.hasEntry() && update.entry.hasPath())) continue;
handleSignalUpdates(update);
}
}
} catch (e) {
print(e);
}
}
void setUint32(String path, int value, [bool actuator = true]) async {
var dp = Datapoint()..uint32 = value;
set(path, dp, actuator);
}
void setInt32(String path, int value, [bool actuator = true]) async {
var dp = Datapoint()..int32 = value;
set(path, dp, actuator);
}
void setBool(String path, bool value, [bool actuator = true]) async {
var dp = Datapoint()..bool_12 = value;
set(path, dp, actuator);
}
void setString(String path, String value, [bool actuator = true]) async {
var dp = Datapoint()..string = value;
set(path, dp, actuator);
}
void setFloat(String path, double value, [bool actuator = true]) async {
var dp = Datapoint()..float = value;
set(path, dp, actuator);
}
void setDouble(String path, double value, [bool actuator = true]) async {
var dp = Datapoint()..double_18 = value;
set(path, dp, actuator);
}
void set(String path, Datapoint dp, bool actuator) async {
var entry = DataEntry()..path = path;
var update = EntryUpdate();
if (actuator) {
entry.actuatorTarget = dp;
update.fields.add(Field.FIELD_ACTUATOR_TARGET);
} else {
entry.value = dp;
update.fields.add(Field.FIELD_VALUE);
}
update.entry = entry;
var request = SetRequest();
request.updates.add(update);
Map<String, String> metadata = {};
if (config.authorization.isNotEmpty) {
metadata = {'authorization': "Bearer ${config.authorization}"};
}
await stub.set(request, options: CallOptions(metadata: metadata));
}
}
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