MIDI Metrics: Send MIDI Metrics to statsd

This CL sends MIDI Metrics to statsd.

Bug: 248607712
Test: adb shell dumpsys media.metrics
Test: statsd_testdrive
Change-Id: I5818a6e47fd098d05cc6f08a34cd61fd13eccb01
diff --git a/services/mediametrics/AudioAnalytics.cpp b/services/mediametrics/AudioAnalytics.cpp
index 119bb6c..7af6c41 100644
--- a/services/mediametrics/AudioAnalytics.cpp
+++ b/services/mediametrics/AudioAnalytics.cpp
@@ -269,6 +269,24 @@
     "enabled",
 };
 
+static constexpr const char * const MidiDeviceCloseFields[] {
+    "mediametrics_midi_device_close_reported",
+    "uid",
+    "midi_device_id",
+    "input_port_count",
+    "output_port_count",
+    "device_type",
+    "is_shared",
+    "supports_ump",
+    "using_alsa",
+    "duration_ns",
+    "opened_count",
+    "closed_count",
+    "device_disconnected",
+    "total_input_bytes",
+    "total_output_bytes",
+};
+
 /**
  * printFields is a helper method that prints the fields and corresponding values
  * in a human readable style.
@@ -497,6 +515,15 @@
             [this](const std::shared_ptr<const android::mediametrics::Item> &item){
                 mSpatializer.onEvent(item);
             }));
+
+    // Handle MIDI
+    mActions.addAction(
+        AMEDIAMETRICS_KEY_AUDIO_MIDI "." AMEDIAMETRICS_PROP_EVENT,
+        std::string(AMEDIAMETRICS_PROP_EVENT_VALUE_DEVICECLOSED),
+        std::make_shared<AnalyticsActions::Function>(
+            [this](const std::shared_ptr<const android::mediametrics::Item> &item) {
+                mMidiLogging.onEvent(item);
+            }));
 }
 
 AudioAnalytics::~AudioAnalytics()
@@ -1710,6 +1737,127 @@
     return { s, n };
 }
 
+void AudioAnalytics::MidiLogging::onEvent(
+        const std::shared_ptr<const android::mediametrics::Item> &item) const {
+    const std::string& key = item->getKey();
+
+    const auto uid = item->getUid();
+
+    int32_t deviceId = -1;
+    mAudioAnalytics.mAnalyticsState->timeMachine().get(
+            key, AMEDIAMETRICS_PROP_DEVICEID, &deviceId);
+
+    int32_t inputPortCount = -1;
+    mAudioAnalytics.mAnalyticsState->timeMachine().get(
+            key, AMEDIAMETRICS_PROP_INPUTPORTCOUNT, &inputPortCount);
+
+    int32_t outputPortCount = -1;
+    mAudioAnalytics.mAnalyticsState->timeMachine().get(
+            key, AMEDIAMETRICS_PROP_OUTPUTPORTCOUNT, &outputPortCount);
+
+    int32_t hardwareType = -1;
+    mAudioAnalytics.mAnalyticsState->timeMachine().get(
+            key, AMEDIAMETRICS_PROP_HARDWARETYPE, &hardwareType);
+
+    std::string isSharedString;
+    mAudioAnalytics.mAnalyticsState->timeMachine().get(
+            key, AMEDIAMETRICS_PROP_ISSHARED, &isSharedString);
+    const bool isShared = (isSharedString == "true");
+
+    std::string supportsMidiUmpString;
+    mAudioAnalytics.mAnalyticsState->timeMachine().get(
+            key, AMEDIAMETRICS_PROP_SUPPORTSMIDIUMP, &supportsMidiUmpString);
+    const bool supportsMidiUmp = (supportsMidiUmpString == "true");
+
+    std::string usingAlsaString;
+    mAudioAnalytics.mAnalyticsState->timeMachine().get(
+            key, AMEDIAMETRICS_PROP_USINGALSA, &usingAlsaString);
+    const bool usingAlsa = (usingAlsaString == "true");
+
+    int64_t durationNs = -1;
+    mAudioAnalytics.mAnalyticsState->timeMachine().get(
+            key, AMEDIAMETRICS_PROP_DURATIONNS, &durationNs);
+
+    int32_t openedCount = -1;
+    mAudioAnalytics.mAnalyticsState->timeMachine().get(
+            key, AMEDIAMETRICS_PROP_OPENEDCOUNT, &openedCount);
+
+    int32_t closedCount = -1;
+    mAudioAnalytics.mAnalyticsState->timeMachine().get(
+            key, AMEDIAMETRICS_PROP_CLOSEDCOUNT, &closedCount);
+
+    std::string deviceDisconnectedString;
+    mAudioAnalytics.mAnalyticsState->timeMachine().get(
+            key, AMEDIAMETRICS_PROP_DEVICEDISCONNECTED, &deviceDisconnectedString);
+    const bool deviceDisconnected = (deviceDisconnectedString == "true");
+
+    int32_t totalInputBytes = -1;
+    mAudioAnalytics.mAnalyticsState->timeMachine().get(
+            key, AMEDIAMETRICS_PROP_TOTALINPUTBYTES, &totalInputBytes);
+
+    int32_t totalOutputBytes = -1;
+    mAudioAnalytics.mAnalyticsState->timeMachine().get(
+            key, AMEDIAMETRICS_PROP_TOTALOUTPUTBYTES, &totalOutputBytes);
+
+    LOG(LOG_LEVEL) << "key:" << key
+            << " uid:" << uid
+            << " id:" << deviceId
+            << " input_port_count:" << inputPortCount
+            << " output_port_count:" << outputPortCount
+            << " device_type:" << hardwareType
+            << " is_shared:" << isSharedString
+            << " supports_ump:" << supportsMidiUmpString
+            << " using_alsa:" << usingAlsaString
+            << " duration_opened_ms:" << durationNs
+            << " opened_count:" << openedCount
+            << " closed_count:" << closedCount
+            << " device_disconnected:" << deviceDisconnectedString
+            << " total_input_bytes:" << totalInputBytes
+            << " total_output_bytes:" << totalOutputBytes;
+
+    if (mAudioAnalytics.mDeliverStatistics) {
+        const auto result = sendToStatsd(
+                CONDITION(stats::media_metrics::MEDIAMETRICS_MIDI_DEVICE_CLOSE_REPORTED)
+                , uid
+                , deviceId
+                , inputPortCount
+                , outputPortCount
+                , hardwareType
+                , isShared
+                , supportsMidiUmp
+                , usingAlsa
+                , durationNs
+                , openedCount
+                , closedCount
+                , deviceDisconnected
+                , totalInputBytes
+                , totalOutputBytes);
+        std::stringstream ss;
+        ss << "result:" << result;
+        const auto fieldsStr = printFields(MidiDeviceCloseFields,
+                CONDITION(stats::media_metrics::MEDIAMETRICS_MIDI_DEVICE_CLOSE_REPORTED)
+                , uid
+                , deviceId
+                , inputPortCount
+                , outputPortCount
+                , hardwareType
+                , isShared
+                , supportsMidiUmp
+                , usingAlsa
+                , durationNs
+                , openedCount
+                , closedCount
+                , deviceDisconnected
+                , totalInputBytes
+                , totalOutputBytes);
+        ss << " " << fieldsStr;
+        std::string str = ss.str();
+        ALOGV("%s: statsd %s", __func__, str.c_str());
+        mAudioAnalytics.mStatsdLog->log(
+                stats::media_metrics::MEDIAMETRICS_MIDI_DEVICE_CLOSE_REPORTED, str);
+    }
+}
+
 // This method currently suppresses the name.
 std::string AudioAnalytics::getDeviceNamesFromOutputDevices(std::string_view devices) const {
     std::string deviceNames;