eventdata api

lib/prisma.js

@@ -85,6 +85,60 @@ function getTimestampInterval(field) {
   }
 }
 
+function getJsonField(column, property, value) {
+  const db = getDatabaseType(process.env.DATABASE_URL);
+
+  if (db === POSTGRESQL) {
+    let accessor = `${column} ->> '${property}'`;
+
+    if (value && typeof value === 'number') {
+      accessor = `CAST(${accessor} AS DECIMAL)`;
+    }
+
+    return accessor;
+  }
+
+  if (db === MYSQL) {
+    return `${column} ->> "$.${property}"`;
+  }
+}
+
+function getEventDataColumnsQuery(column, columns) {
+  const query = Object.keys(columns).reduce((arr, key) => {
+    const filter = columns[key];
+
+    if (filter === undefined) {
+      return arr;
+    }
+
+    arr.push(`${filter}(${getJsonField(column, key)})`);
+
+    return arr;
+  }, []);
+
+  return query.join(',\n');
+}
+
+function getEventDataFilterQuery(column, filters) {
+  const query = Object.keys(filters).reduce((arr, key) => {
+    const filter = filters[key];
+
+    if (filter === undefined) {
+      return arr;
+    }
+
+    arr.push(
+      `${getJsonField(column, key, filter)} = ${
+        typeof filter === 'string' ? `'${filter}'` : filter
+      }`,
+    );
+
+    return arr;
+  }, []);
+
+  return query.join('\nand ');
+}
+
 function getFilterQuery(table, column, filters = {}, params = []) {
   const query = Object.keys(filters).reduce((arr, key) => {
     const filter = filters[key];
@@ -193,6 +247,8 @@ export default {
   getDateQuery,
   getTimestampInterval,
   getFilterQuery,
+  getEventDataColumnsQuery,
+  getEventDataFilterQuery,
   parseFilters,
   rawQuery,
   transaction,