refactor: migrate core modules to Kotlin Multiplatform and consolidat… (#4735)

Signed-off-by: James Rich <2199651+jamesarich@users.noreply.github.com>

core/repository/src/androidMain/kotlin/org/meshtastic/core/repository/Location.kt

@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2025-2026 Meshtastic LLC
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.meshtastic.core.repository
+
+/** Android-specific location object typealias for KMP. */
+actual typealias Location = android.location.Location

core/repository/src/commonMain/kotlin/org/meshtastic/core/repository/DataPair.kt

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+/*
+ * Copyright (c) 2025-2026 Meshtastic LLC
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.meshtastic.core.repository
+
+/**
+ * A key-value pair for sending properties with analytics events.
+ *
+ * @param name The name (key) of the property.
+ * @param valueIn The raw value of the property; converted to the string "null" if null.
+ */
+class DataPair(val name: String, val valueIn: Any?) {
+    val value: Any = valueIn ?: "null"
+}

core/repository/src/commonMain/kotlin/org/meshtastic/core/repository/LocationRepository.kt

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+/*
+ * Copyright (c) 2025-2026 Meshtastic LLC
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.meshtastic.core.repository
+
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.StateFlow
+
+/** Platform-independent location object for KMP. */
+expect class Location
+
+interface LocationRepository {
+    /** Status of whether the app is actively subscribed to location changes. */
+    val receivingLocationUpdates: StateFlow<Boolean>
+
+    /** Observable flow for location updates */
+    fun getLocations(): Flow<Location>
+}

core/repository/src/commonMain/kotlin/org/meshtastic/core/repository/PlatformAnalytics.kt

@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2025-2026 Meshtastic LLC
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.meshtastic.core.repository
+
+/**
+ * Interface to abstract platform-specific functionalities, primarily for analytics and related services that differ
+ * between product flavors.
+ */
+interface PlatformAnalytics {
+
+    fun track(event: String, vararg properties: DataPair)
+
+    /**
+     * Sets device-specific attributes (e.g., firmware version, hardware model) for analytics.
+     *
+     * @param firmwareVersion The firmware version of the connected device.
+     * @param model The hardware model of the connected device.
+     */
+    fun setDeviceAttributes(firmwareVersion: String, model: String)
+
+    /**
+     * Indicates whether platform-specific services (like Google Play Services or Datadog) are available and
+     * initialized.
+     */
+    val isPlatformServicesAvailable: Boolean
+}