All: Moved resource app-specific state to different table

ReactNativeClient/lib/models/ResourceLocalState.js

@@ -0,0 +1,51 @@
+const BaseModel = require('lib/BaseModel.js');
+const Resource = require('lib/models/Resource.js');
+const { Database } = require('lib/database.js');
+
+class ResourceLocalState extends BaseModel {
+
+	static tableName() {
+		return 'resource_local_states';
+	}
+
+	static modelType() {
+		return BaseModel.TYPE_RESOURCE_LOCAL_STATE;
+	}
+
+	static async byResourceId(resourceId) {
+		if (!resourceId) throw new Error('Resource ID not provided'); // Sanity check
+
+		const result = await this.modelSelectOne('SELECT * FROM resource_local_states WHERE resource_id = ?', [resourceId]);
+		
+		if (!result) {
+			const defaultRow = this.db().createDefaultRow(this.tableName());
+			delete defaultRow.id;
+			defaultRow.resource_id = resourceId;
+			return defaultRow;
+		}
+
+		return result;
+	}
+
+	static resetStartedFetchStatus() {
+		return this.db().exec('UPDATE resource_local_states SET fetch_status = ? WHERE fetch_status = ?', [Resource.FETCH_STATUS_IDLE, Resource.FETCH_STATUS_STARTED]);
+	}
+
+	static async save(o) {
+		const queries = [
+			{ sql: 'DELETE FROM resource_local_states WHERE resource_id = ?', params: [o.resource_id] },
+			Database.insertQuery(this.tableName(), o),
+		];
+
+		return this.db().transactionExecBatch(queries);
+	}
+
+	static batchDelete(ids, options = null) {
+		options = options ? Object.assign({}, options) : {};
+		options.idFieldName = 'resource_id';
+		return super.batchDelete(ids, options);
+	}
+
+}
+
+module.exports = ResourceLocalState;