Bundle areas

.gitignore

@@ -18,4 +18,5 @@ build/
 # App data
 app/src/main/assets/elements.json
 app/src/main/assets/reports.json
-app/src/main/assets/events.json
+app/src/main/assets/events.json
+app/src/main/assets/areas.json

app/build.gradle.kts

@@ -104,6 +104,9 @@ tasks.register("bundleData") {
 
         val eventsSrc = URL("https://static.btcmap.org/api/v2/events.json")
         File(destDir, "events.json").writeText(eventsSrc.readText())
+
+        val areasSrc = URL("https://static.btcmap.org/api/v2/areas.json")
+        File(destDir, "areas.json").writeText(areasSrc.readText())
     }
 }
 

app/src/main/kotlin/area/AreaQueries.kt

@@ -153,4 +153,18 @@ class AreaQueries(private val db: SQLiteOpenHelper) {
             rows
         }
     }
+
+    suspend fun selectCount(): Long {
+        return withContext(Dispatchers.IO) {
+            val cursor = db.readableDatabase.query(
+                """
+                SELECT count(*)
+                FROM area;
+                """
+            )
+
+            cursor.moveToNext()
+            cursor.getLong(0)
+        }
+    }
 }

app/src/main/kotlin/area/AreasRepo.kt

@@ -1,10 +1,14 @@
 package area
 
+import android.content.Context
 import api.Api
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
 
 class AreasRepo(
     private val api: Api,
     private val queries: AreaQueries,
+    private val context: Context,
 ) {
 
     suspend fun selectById(id: String) = queries.selectById(id)
@@ -13,6 +17,23 @@ class AreasRepo(
 
     suspend fun selectMeetups() = queries.selectMeetups()
 
+    suspend fun selectCount() = queries.selectCount()
+
+    suspend fun hasBundledAreas(): Boolean {
+        return withContext(Dispatchers.IO) {
+            context.resources.assets.list("")!!.contains("areas.json")
+        }
+    }
+
+    suspend fun fetchBundledAreas() {
+        withContext(Dispatchers.IO) {
+            context.assets.open("areas.json").use { bundledAreas ->
+                val areas = bundledAreas.toAreasJson().map { it.toArea() }
+                queries.insertOrReplace(areas)
+            }
+        }
+    }
+
     suspend fun sync(): SyncReport {
         val startMillis = System.currentTimeMillis()
         var count = 0L

app/src/main/kotlin/sync/Sync.kt

@@ -50,6 +50,10 @@ class Sync(
                         eventsRepo.fetchBundledEvents()
                     }
 
+                    if (areasRepo.selectCount() == 0L && areasRepo.hasBundledAreas()) {
+                        areasRepo.fetchBundledAreas()
+                    }
+
                     val elementsReport = async { elementsRepo.sync() }
                     val reportsReport = async { reportsRepo.sync() }
                     val areasReport = async { areasRepo.sync() }