Adds a module interface for the SQL Lite db with drop functions too

quartz/src/androidMain/kotlin/com/vitorpamplona/quartz/nip01Core/store/sqlite/AddressableModule.kt

@@ -22,7 +22,7 @@ package com.vitorpamplona.quartz.nip01Core.store.sqlite
 
 import android.database.sqlite.SQLiteDatabase
 
-class AddressableModule {
+class AddressableModule : IModule {
     fun create(db: SQLiteDatabase) {
         db.execSQL(
             """

quartz/src/androidMain/kotlin/com/vitorpamplona/quartz/nip01Core/store/sqlite/DeletionRequestModule.kt

@@ -24,8 +24,8 @@ import android.database.sqlite.SQLiteDatabase
 import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip09Deletions.DeletionEvent
 
-class DeletionRequestModule {
-    fun create(db: SQLiteDatabase) {
+class DeletionRequestModule : IModule {
+    override fun create(db: SQLiteDatabase) {
         // rejects deleted events.
         db.execSQL(
             """
@@ -61,6 +61,10 @@ class DeletionRequestModule {
         )
     }
 
+    override fun drop(db: SQLiteDatabase) {}
+
+    override fun deleteAll(db: SQLiteDatabase) {}
+
     fun insert(
         event: Event,
         headerId: Long,

quartz/src/androidMain/kotlin/com/vitorpamplona/quartz/nip01Core/store/sqlite/EphemeralModule.kt

@@ -22,8 +22,8 @@ package com.vitorpamplona.quartz.nip01Core.store.sqlite
 
 import android.database.sqlite.SQLiteDatabase
 
-class EphemeralModule {
-    fun create(db: SQLiteDatabase) {
+class EphemeralModule : IModule {
+    override fun create(db: SQLiteDatabase) {
         // Rejects all ephemeral events.
         db.execSQL(
             """
@@ -37,4 +37,8 @@ class EphemeralModule {
             """.trimIndent(),
         )
     }
+
+    override fun drop(db: SQLiteDatabase) {}
+
+    override fun deleteAll(db: SQLiteDatabase) {}
 }

quartz/src/androidMain/kotlin/com/vitorpamplona/quartz/nip01Core/store/sqlite/EventIndexesModule.kt

@@ -34,8 +34,8 @@ import com.vitorpamplona.quartz.utils.EventFactory
 class EventIndexesModule(
     val fts: FullTextSearchModule,
     val tagIndexStrategy: IndexingStrategy = IndexingStrategy(),
-) {
-    fun create(db: SQLiteDatabase) {
+) : IModule {
+    override fun create(db: SQLiteDatabase) {
         db.execSQL(
             """
             CREATE TABLE event_headers (
@@ -92,6 +92,11 @@ class EventIndexesModule(
         )
     }
 
+    override fun drop(db: SQLiteDatabase) {
+        db.execSQL("DROP TABLE IF EXISTS event_tags")
+        db.execSQL("DROP TABLE IF EXISTS event_headers")
+    }
+
     val sqlInsertHeader =
         """
         INSERT INTO event_headers
@@ -469,7 +474,7 @@ class EventIndexesModule(
         return RowIdSubQuery("$projection WHERE $whereClause", clause.args)
     }
 
-    fun deleteAll(db: SQLiteDatabase) {
+    override fun deleteAll(db: SQLiteDatabase) {
         db.execSQL("DELETE FROM event_tags")
         db.execSQL("DELETE FROM event_headers")
     }

quartz/src/androidMain/kotlin/com/vitorpamplona/quartz/nip01Core/store/sqlite/ExpirationModule.kt

@@ -24,8 +24,8 @@ import android.database.sqlite.SQLiteDatabase
 import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip40Expiration.expiration
 
-class ExpirationModule {
-    fun create(db: SQLiteDatabase) {
+class ExpirationModule : IModule {
+    override fun create(db: SQLiteDatabase) {
         db.execSQL(
             """
             CREATE TABLE event_expirations (
@@ -53,6 +53,10 @@ class ExpirationModule {
         db.execSQL("CREATE UNIQUE INDEX events_exp_id       ON event_expirations (event_header_row_id)")
     }
 
+    override fun drop(db: SQLiteDatabase) {
+        db.execSQL("DROP TABLE IF EXISTS event_expirations")
+    }
+
     val insertExpiration =
         """
         INSERT OR ROLLBACK INTO event_expirations (event_header_row_id, expiration)
@@ -86,7 +90,7 @@ class ExpirationModule {
         StatementCache.get(deleteExpiredEvents, db).execute()
     }
 
-    fun deleteAll(db: SQLiteDatabase) {
+    override fun deleteAll(db: SQLiteDatabase) {
         db.execSQL("DELETE FROM event_expirations")
     }
 }

quartz/src/androidMain/kotlin/com/vitorpamplona/quartz/nip01Core/store/sqlite/FullTextSearchModule.kt

@@ -25,12 +25,12 @@ import android.database.sqlite.SQLiteException
 import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 
-class FullTextSearchModule {
+class FullTextSearchModule : IModule {
     val tableName = "event_fts"
     val eventHeaderRowIdName = "event_header_row_id"
     val contentName = "content"
 
-    fun create(db: SQLiteDatabase) {
+    override fun create(db: SQLiteDatabase) {
         val ftsVersion = FullTextSearchModule().versionFinder(db)
         db.execSQL(
             """
@@ -53,6 +53,10 @@ class FullTextSearchModule {
         )
     }
 
+    override fun drop(db: SQLiteDatabase) {
+        db.execSQL("DROP TABLE IF EXISTS $tableName")
+    }
+
     val insertFTS =
         """
         INSERT OR ROLLBACK INTO $tableName ($eventHeaderRowIdName, $contentName)
@@ -86,7 +90,7 @@ class FullTextSearchModule {
             3
         }
 
-    fun deleteAll(db: SQLiteDatabase) {
+    override fun deleteAll(db: SQLiteDatabase) {
         db.execSQL("DELETE FROM event_fts")
     }
 }

quartz/src/androidMain/kotlin/com/vitorpamplona/quartz/nip01Core/store/sqlite/ReplaceableModule.kt

@@ -22,8 +22,8 @@ package com.vitorpamplona.quartz.nip01Core.store.sqlite
 
 import android.database.sqlite.SQLiteDatabase
 
-class ReplaceableModule {
-    fun create(db: SQLiteDatabase) {
+class ReplaceableModule : IModule {
+    override fun create(db: SQLiteDatabase) {
         db.execSQL(
             """
             CREATE UNIQUE INDEX replaceable_idx
@@ -67,4 +67,8 @@ class ReplaceableModule {
             """.trimIndent(),
         )
     }
+
+    override fun drop(db: SQLiteDatabase) {}
+
+    override fun deleteAll(db: SQLiteDatabase) {}
 }

quartz/src/androidMain/kotlin/com/vitorpamplona/quartz/nip01Core/store/sqlite/RightToVanishModule.kt

@@ -24,8 +24,8 @@ import android.database.sqlite.SQLiteDatabase
 import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip62RequestToVanish.RequestToVanishEvent
 
-class RightToVanishModule {
-    fun create(db: SQLiteDatabase) {
+class RightToVanishModule : IModule {
+    override fun create(db: SQLiteDatabase) {
         db.execSQL(
             """
             CREATE TABLE event_vanish (
@@ -86,6 +86,10 @@ class RightToVanishModule {
         )
     }
 
+    override fun drop(db: SQLiteDatabase) {
+        db.execSQL("DROP TABLE IF EXISTS event_vanish")
+    }
+
     val insertRTV =
         """
         INSERT OR ROLLBACK INTO event_vanish (event_header_row_id, pubkey, created_at)
@@ -107,7 +111,7 @@ class RightToVanishModule {
         }
     }
 
-    fun deleteAll(db: SQLiteDatabase) {
+    override fun deleteAll(db: SQLiteDatabase) {
         db.execSQL("DELETE FROM event_vanish")
     }
 }

quartz/src/androidMain/kotlin/com/vitorpamplona/quartz/nip01Core/store/sqlite/SQLiteEventStore.kt

@@ -54,6 +54,18 @@ class SQLiteEventStore(
     val expirationModule = ExpirationModule()
     val rightToVanishModule = RightToVanishModule()
 
+    val modules =
+        listOf(
+            eventIndexModule,
+            replaceableModule,
+            addressableModule,
+            ephemeralModule,
+            deletionModule,
+            expirationModule,
+            rightToVanishModule,
+            fullTextSearchModule,
+        )
+
     override fun onConfigure(db: SQLiteDatabase) {
         super.onConfigure(db)
 
@@ -70,14 +82,9 @@ class SQLiteEventStore(
     }
 
     override fun onCreate(db: SQLiteDatabase) {
-        eventIndexModule.create(db)
-        replaceableModule.create(db)
-        addressableModule.create(db)
-        ephemeralModule.create(db)
-        deletionModule.create(db)
-        expirationModule.create(db)
-        rightToVanishModule.create(db)
-        fullTextSearchModule.create(db)
+        modules.forEach {
+            it.create(db)
+        }
     }
 
     override fun onUpgrade(
@@ -88,10 +95,7 @@ class SQLiteEventStore(
 
     fun clearDB() {
         val db = writableDatabase
-        fullTextSearchModule.deleteAll(db)
-        rightToVanishModule.deleteAll(db)
-        expirationModule.deleteAll(db)
-        eventIndexModule.deleteAll(db)
+        modules.reversed().forEach { it.deleteAll(db) }
     }
 
     private fun innerInsertEvent(