display history of topic updates on topic details page

[websub-hub] / src / db / postgres / index.js

diff --git a/src/db/postgres/index.js b/src/db/postgres/index.js
index a90e0cbb4277c02ae2a35d16ef68d9e3434ca6ed..3e97336992999adaee4a077c1f7ef9ddc7719a87 100644 (file)
--- a/src/db/postgres/index.js
+++ b/src/db/postgres/index.js
@@ -30,7 +30,7 @@ const schemaVersionsSupported = {
   max: {
     major: 1,
     minor: 0,
-    patch: 2,
+    patch: 3,
   },
 };
 
@@ -856,6 +856,18 @@ class DatabasePostgres extends Database {
   }
 
 
+  async topicPublishHistory(dbCtx, topicId, days) {
+    const _scope = _fileScope('topicPublishHistory');
+    this.logger.debug(_scope, 'called', { topicId, days });
+
+    const events = await dbCtx.manyOrNone(this.statement.topicPublishHistory, { topicIds: [topicId], daysAgo: days });
+    const history = Array.from({ length: days }, () => 0);
+    events.forEach(({ daysAgo, contentUpdates }) => history[daysAgo] = contentUpdates);
+
+    return history;
+  }
+
+
   async topicSet(dbCtx, data) {
     const _scope = _fileScope('topicSet');
     this.logger.debug(_scope, 'called', data);
@@ -904,6 +916,10 @@ class DatabasePostgres extends Database {
       if (result.rowCount !=  1) {
         throw new DBErrors.UnexpectedResult('did not set topic content');
       }
+      result = await dbCtx.result(this.statement.topicSetContentHistory, { topicId: data.topicId, contentHash: data.contentHash, contentSize: data.content.length });
+      if (result.rowCount != 1) {
+        throw new DBErrors.UnexpectedResult('did not set topic content history');
+      }
       this.logger.debug(_scope, 'success', { ...logData });
       return this._engineInfo(result);
     } catch (e) {