Allow using area name in debug command.

Allow using area name instead of area ID in debug commands. Also
support AREA_1 | AREA_2 syntax. We will check the area according
to the area type specified for the property ID.

Flag: EXEMPT HAL
Test: atest FakeVehicleHardwareTest
Bug: 328316981
Change-Id: I646b76b302e58c2d0ec0ff66740da3394df62b2a
diff --git a/automotive/vehicle/aidl/impl/fake_impl/hardware/include/FakeVehicleHardware.h b/automotive/vehicle/aidl/impl/fake_impl/hardware/include/FakeVehicleHardware.h
index 79d3e77..ec69894 100644
--- a/automotive/vehicle/aidl/impl/fake_impl/hardware/include/FakeVehicleHardware.h
+++ b/automotive/vehicle/aidl/impl/fake_impl/hardware/include/FakeVehicleHardware.h
@@ -327,6 +327,8 @@
     static android::base::Result<float> safelyParseFloat(int index, const std::string& s);
     static android::base::Result<int32_t> parsePropId(const std::vector<std::string>& options,
                                                       size_t index);
+    static android::base::Result<int32_t> parseAreaId(const std::vector<std::string>& options,
+                                                      size_t index, int32_t propId);
 };
 
 }  // namespace fake
diff --git a/automotive/vehicle/aidl/impl/fake_impl/hardware/src/FakeVehicleHardware.cpp b/automotive/vehicle/aidl/impl/fake_impl/hardware/src/FakeVehicleHardware.cpp
index 200e3d3..237a4c4 100644
--- a/automotive/vehicle/aidl/impl/fake_impl/hardware/src/FakeVehicleHardware.cpp
+++ b/automotive/vehicle/aidl/impl/fake_impl/hardware/src/FakeVehicleHardware.cpp
@@ -1902,6 +1902,37 @@
     return safelyParseInt<int32_t>(index, propIdStr);
 }
 
+// Parses areaId option ("-a"). It can be an Integer or a string in the form of "AREA_1" or
+// "AREA_1 | AREA_2 | ..."
+Result<int32_t> FakeVehicleHardware::parseAreaId(const std::vector<std::string>& options,
+                                                 size_t index, int32_t propId) {
+    const std::string& areaIdStr = options[index];
+    auto result = safelyParseInt<int32_t>(index, areaIdStr);
+    if (result.ok()) {
+        return result;
+    }
+
+    // Check for pattern matching "AREA_1 | AREA_2 | AREA_3".
+    std::regex pattern(R"(^\w+(?:( )?\|( )?\w+)*$)");
+    std::smatch match;
+    int32_t areaId = 0;
+    if (!std::regex_match(areaIdStr, match, pattern)) {
+        return result;
+    }
+    pattern = R"(\w+)";
+
+    std::sregex_iterator end;
+    for (std::sregex_iterator it(areaIdStr.begin(), areaIdStr.end(), pattern); it != end; it++) {
+        // Parse each areas contained in this areaId.
+        auto result = stringToArea(it->str(), propId);
+        if (!result.ok()) {
+            return result;
+        }
+        areaId |= result.value();
+    }
+    return areaId;
+}
+
 std::string FakeVehicleHardware::dumpSpecificProperty(const std::vector<std::string>& options) {
     if (auto result = checkArgumentsSize(options, /*minSize=*/2); !result.ok()) {
         return getErrorMsg(result);
@@ -1958,6 +1989,7 @@
     prop.status = VehiclePropertyStatus::AVAILABLE;
     optionIndex++;
     std::unordered_set<std::string> parsedOptions;
+    int32_t areaIdIndex = -1;
 
     while (optionIndex < options.size()) {
         std::string argType = options[optionIndex];
@@ -2032,13 +2064,7 @@
             if (argValuesSize != 1) {
                 return Error() << "Expect exact one value when using \"-a\"\n";
             }
-            auto int32Result = safelyParseInt<int32_t>(currentIndex, argValues[0]);
-            if (!int32Result.ok()) {
-                return Error() << StringPrintf("Area ID: \"%s\" is not a valid int: %s\n",
-                                               argValues[0].c_str(),
-                                               getErrorMsg(int32Result).c_str());
-            }
-            prop.areaId = int32Result.value();
+            areaIdIndex = currentIndex;
         } else if (EqualsIgnoreCase(argType, "-t")) {
             if (argValuesSize != 1) {
                 return Error() << "Expect exact one value when using \"-t\"\n";
@@ -2055,6 +2081,17 @@
         }
     }
 
+    if (areaIdIndex != -1) {
+        auto int32Result = parseAreaId(options, areaIdIndex, prop.prop);
+        if (!int32Result.ok()) {
+            return Error() << StringPrintf(
+                           "Area ID: \"%s\" is not a valid int or "
+                           "one or more area names: %s\n",
+                           options[areaIdIndex].c_str(), getErrorMsg(int32Result).c_str());
+        }
+        prop.areaId = int32Result.value();
+    }
+
     return prop;
 }
 
diff --git a/automotive/vehicle/aidl/impl/fake_impl/hardware/test/FakeVehicleHardwareTest.cpp b/automotive/vehicle/aidl/impl/fake_impl/hardware/test/FakeVehicleHardwareTest.cpp
index 0924360..8dbba19 100644
--- a/automotive/vehicle/aidl/impl/fake_impl/hardware/test/FakeVehicleHardwareTest.cpp
+++ b/automotive/vehicle/aidl/impl/fake_impl/hardware/test/FakeVehicleHardwareTest.cpp
@@ -77,6 +77,7 @@
 using ::aidl::android::hardware::automotive::vehicle::VehicleApPowerStateReq;
 using ::aidl::android::hardware::automotive::vehicle::VehicleApPowerStateShutdownParam;
 using ::aidl::android::hardware::automotive::vehicle::VehicleAreaMirror;
+using ::aidl::android::hardware::automotive::vehicle::VehicleAreaSeat;
 using ::aidl::android::hardware::automotive::vehicle::VehicleHwKeyInputAction;
 using ::aidl::android::hardware::automotive::vehicle::VehiclePropConfig;
 using ::aidl::android::hardware::automotive::vehicle::VehicleProperty;
@@ -2781,6 +2782,8 @@
 
 std::vector<SetPropTestCase> GenSetPropParams() {
     std::string infoMakeProperty = std::to_string(toInt(VehicleProperty::INFO_MAKE));
+    std::string testVendorProperty =
+            std::to_string(toInt(TestVendorProperty::VENDOR_EXTENSION_FLOAT_PROPERTY));
     return {
             {"success_set_string", {"--set", infoMakeProperty, "-s", CAR_MAKE}, true},
             {"success_set_with_name", {"--set", "INFO_MAKE", "-s", CAR_MAKE}, true},
@@ -2889,6 +2892,14 @@
              {"--set", infoMakeProperty, "-a", "-s", CAR_MAKE},
              false,
              "Expect exact one value"},
+            {"fail_invalid_area_name",
+             {"--set", testVendorProperty, "-a", "ROW_1_LEFT|NO_SUCH_AREA", "-f", "1.234"},
+             false,
+             "not a valid int or one or more area names"},
+            {"fail_invalid_area_format",
+             {"--set", testVendorProperty, "-a", "ROW_1_LEFT|||ROW_2_LEFT", "-f", "1.234"},
+             false,
+             "not a valid int or one or more area names"},
     };
 }
 
@@ -2933,6 +2944,86 @@
     ASSERT_EQ(3.402823466E+38f, value.value.floatValues[2]);
 }
 
+TEST_F(FakeVehicleHardwareTest, SetPropertyWithPropertyNameAreaId) {
+    int32_t areaId = toInt(VehicleAreaSeat::ROW_1_LEFT);
+    getHardware()->dump(
+            {"--set", "HVAC_TEMPERATURE_SET", "-a", std::to_string(areaId), "-f", "22.345"});
+
+    VehiclePropValue requestProp;
+    requestProp.prop = toInt(VehicleProperty::HVAC_TEMPERATURE_SET);
+    requestProp.areaId = areaId;
+    auto result = getValue(requestProp);
+
+    ASSERT_TRUE(result.ok());
+    VehiclePropValue value = result.value();
+    ASSERT_EQ(value.prop, toInt(VehicleProperty::HVAC_TEMPERATURE_SET));
+    ASSERT_EQ(value.areaId, areaId);
+    ASSERT_EQ(1u, value.value.floatValues.size());
+    ASSERT_EQ(22.345f, value.value.floatValues[0]);
+}
+
+TEST_F(FakeVehicleHardwareTest, SetPropertyWithPropertyNameAreaName) {
+    int32_t areaId = toInt(VehicleAreaSeat::ROW_1_LEFT);
+    getHardware()->dump({"--set", "HVAC_TEMPERATURE_SET", "-a", "ROW_1_LEFT", "-f", "22.345"});
+
+    VehiclePropValue requestProp;
+    requestProp.prop = toInt(VehicleProperty::HVAC_TEMPERATURE_SET);
+    requestProp.areaId = areaId;
+    auto result = getValue(requestProp);
+
+    ASSERT_TRUE(result.ok());
+    VehiclePropValue value = result.value();
+    ASSERT_EQ(value.prop, toInt(VehicleProperty::HVAC_TEMPERATURE_SET));
+    ASSERT_EQ(value.areaId, areaId);
+    ASSERT_EQ(1u, value.value.floatValues.size());
+    ASSERT_EQ(22.345f, value.value.floatValues[0]);
+}
+
+TEST_F(FakeVehicleHardwareTest, GetPropertyWithPropertyNameAreaName) {
+    auto result = getHardware()->dump({"--get", "HVAC_TEMPERATURE_SET", "-a", "ROW_1_LEFT"});
+
+    // Default value is 17
+    ASSERT_THAT(result.buffer, ContainsRegex("17"));
+
+    getHardware()->dump({"--set", "HVAC_TEMPERATURE_SET", "-a", "ROW_1_LEFT", "-f", "22"});
+    result = getHardware()->dump({"--get", "HVAC_TEMPERATURE_SET", "-a", "ROW_1_LEFT"});
+
+    ASSERT_THAT(result.buffer, ContainsRegex("22"));
+}
+
+TEST_F(FakeVehicleHardwareTest, SetPropertyWithPropertyNameTwoAreasInOneId) {
+    int32_t propId = toInt(TestVendorProperty::VENDOR_EXTENSION_FLOAT_PROPERTY);
+    std::string testVendorProperty = std::to_string(propId);
+    getHardware()->dump({"--set", testVendorProperty, "-a", "ROW_1_LEFT|ROW_2_LEFT|ROW_2_CENTER",
+                         "-f", "1.234"});
+
+    VehiclePropValue requestProp;
+    requestProp.prop = propId;
+    int32_t areaId = toInt(VehicleAreaSeat::ROW_1_LEFT) | toInt(VehicleAreaSeat::ROW_2_LEFT) |
+                     toInt(VehicleAreaSeat::ROW_2_CENTER);
+    requestProp.areaId = areaId;
+    auto result = getValue(requestProp);
+
+    ASSERT_TRUE(result.ok());
+    VehiclePropValue value = result.value();
+    ASSERT_EQ(value.prop, propId);
+    ASSERT_EQ(value.areaId, areaId);
+    ASSERT_EQ(1u, value.value.floatValues.size());
+    ASSERT_EQ(1.234f, value.value.floatValues[0]);
+
+    // Ignore space between two areas.
+    getHardware()->dump({"--set", testVendorProperty, "-a",
+                         "ROW_1_LEFT | ROW_2_LEFT | ROW_2_CENTER", "-f", "2.345"});
+    result = getValue(requestProp);
+
+    ASSERT_TRUE(result.ok());
+    value = result.value();
+    ASSERT_EQ(value.prop, propId);
+    ASSERT_EQ(value.areaId, areaId);
+    ASSERT_EQ(1u, value.value.floatValues.size());
+    ASSERT_EQ(2.345f, value.value.floatValues[0]);
+}
+
 struct OptionsTestCase {
     std::string name;
     std::vector<std::string> options;
diff --git a/automotive/vehicle/aidl/impl/utils/common/include/VehicleUtils.h b/automotive/vehicle/aidl/impl/utils/common/include/VehicleUtils.h
index f48bb2a..90a7c46 100644
--- a/automotive/vehicle/aidl/impl/utils/common/include/VehicleUtils.h
+++ b/automotive/vehicle/aidl/impl/utils/common/include/VehicleUtils.h
@@ -337,6 +337,9 @@
 // This is for debug purpose only.
 android::base::Result<int32_t> stringToPropId(const std::string& propName);
 
+// This is for debug purpose only. Converts an area's name to its enum definition.
+android::base::Result<int32_t> stringToArea(const std::string& areaName, int32_t propId);
+
 template <typename T>
 void roundToNearestResolution(std::vector<T>& arrayToSanitize, float resolution) {
     if (resolution == 0) {
diff --git a/automotive/vehicle/aidl/impl/utils/common/src/VehicleUtils.cpp b/automotive/vehicle/aidl/impl/utils/common/src/VehicleUtils.cpp
index 4d06e4e..7814c99 100644
--- a/automotive/vehicle/aidl/impl/utils/common/src/VehicleUtils.cpp
+++ b/automotive/vehicle/aidl/impl/utils/common/src/VehicleUtils.cpp
@@ -25,7 +25,13 @@
 
 using ::aidl::android::hardware::automotive::vehicle::StatusCode;
 using ::aidl::android::hardware::automotive::vehicle::toString;
+using ::aidl::android::hardware::automotive::vehicle::VehicleArea;
 using ::aidl::android::hardware::automotive::vehicle::VehicleAreaConfig;
+using ::aidl::android::hardware::automotive::vehicle::VehicleAreaDoor;
+using ::aidl::android::hardware::automotive::vehicle::VehicleAreaMirror;
+using ::aidl::android::hardware::automotive::vehicle::VehicleAreaSeat;
+using ::aidl::android::hardware::automotive::vehicle::VehicleAreaWheel;
+using ::aidl::android::hardware::automotive::vehicle::VehicleAreaWindow;
 using ::aidl::android::hardware::automotive::vehicle::VehiclePropConfig;
 using ::aidl::android::hardware::automotive::vehicle::VehicleProperty;
 using ::aidl::android::hardware::automotive::vehicle::VehiclePropertyGroup;
@@ -44,7 +50,7 @@
         return instance;
     }
 
-    Result<int32_t> getPropertyId(const std::string& name) {
+    Result<int32_t> getPropertyId(const std::string& name) const {
         auto it = mPropertyIdByName.find(name);
         if (it == mPropertyIdByName.end()) {
             return Error();
@@ -66,6 +72,52 @@
     }
 };
 
+class AreaByNameSingleton {
+  public:
+    static AreaByNameSingleton& getInstance() {
+        static AreaByNameSingleton instance;
+        return instance;
+    }
+
+    Result<int32_t> getArea(const std::string& name, int32_t propId) const {
+        VehicleArea areaType = getPropArea(propId);
+
+        auto mapIt = mAreaByNameByAreaType.find(areaType);
+        if (mapIt == mAreaByNameByAreaType.end()) {
+            return Error() << "Invalid area type for property ID: " << propIdToString(propId);
+        }
+
+        const auto& areaByName = mapIt->second;
+        auto it = areaByName.find(name);
+        if (it == areaByName.end()) {
+            return Error() << "Invalid area name for property " << propIdToString(propId) << ": "
+                           << name;
+        }
+        return it->second;
+    }
+
+    AreaByNameSingleton(AreaByNameSingleton const&) = delete;
+    void operator=(AreaByNameSingleton const&) = delete;
+
+  private:
+    std::unordered_map<VehicleArea, std::unordered_map<std::string, int32_t>> mAreaByNameByAreaType;
+
+    AreaByNameSingleton() {
+        populateMap(VehicleArea::WINDOW, ndk::internal::enum_values<VehicleAreaWindow>);
+        populateMap(VehicleArea::MIRROR, ndk::internal::enum_values<VehicleAreaMirror>);
+        populateMap(VehicleArea::SEAT, ndk::internal::enum_values<VehicleAreaSeat>);
+        populateMap(VehicleArea::DOOR, ndk::internal::enum_values<VehicleAreaDoor>);
+        populateMap(VehicleArea::WHEEL, ndk::internal::enum_values<VehicleAreaWheel>);
+    }
+
+    template <class T, std::size_t N>
+    void populateMap(VehicleArea areaType, std::array<T, N> values) {
+        for (unsigned int i = 0; i < values.size(); i++) {
+            mAreaByNameByAreaType[areaType].emplace(toString(values[i]), toInt(values[i]));
+        }
+    }
+};
+
 }  // namespace
 
 Result<void> checkPropValue(const VehiclePropValue& value, const VehiclePropConfig* config) {
@@ -254,6 +306,10 @@
     return PropertyIdByNameSingleton::getInstance().getPropertyId(propName);
 }
 
+Result<int32_t> stringToArea(const std::string& areaName, int32_t propId) {
+    return AreaByNameSingleton::getInstance().getArea(areaName, propId);
+}
+
 }  // namespace vehicle
 }  // namespace automotive
 }  // namespace hardware