From 1208e72d1a24c8493296ac9853754d13368e6e1e Mon Sep 17 00:00:00 2001
From: alex <alex@alexloehr.net>
Date: Mon, 07 Jul 2025 07:52:10 +0000
Subject: [PATCH] GS-2199

---
 lib/db.js |   99 ++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 97 insertions(+), 2 deletions(-)

diff --git a/lib/db.js b/lib/db.js
index 72d6bc0..d17c83b 100644
--- a/lib/db.js
+++ b/lib/db.js
@@ -1,4 +1,5 @@
 const mysql = require("mysql2/promise")
+const dayjs = require("dayjs")
 
 const searchLib = require("./search")
 const {host, port, user, database, password} = require("./../settings").db
@@ -41,6 +42,10 @@
    getKursTeilnehmerCount,
 
    getUdf,
+
+   getMemberRoleForCourse,
+
+   setStatus,
 }
 
 /////////////////////////////////////////////////////////////////////////
@@ -312,6 +317,7 @@
               WHERE (or2.ref_id = ${ref_id} OR parent_id = ${ref_id})
               ORDER BY usr_id
    `
+   console.log(q)
    const [results] = await pool.query(q)
    return results
 }
@@ -354,9 +360,98 @@
 
 /////// UDF ////////////////////////////////////////////////////////////////
 
-async function getUdf() {
+async function getUdf () {
    const pool = await poolP
-   const q = `SELECT field_id, field_name, field_type from ${database}.udf_definition;`
+   const q = `SELECT field_id, field_name, field_type
+              from ${database}.udf_definition;`
    const [results] = await pool.query(q)
    return results
 }
+
+/////// ROLLEN ////////////////////////////////////////////////////////////////
+
+async function getMemberRoleForCourse (obj_id) {
+   const pool = await poolP
+   const q = `SELECT obj_id, title, description
+              from object_data od
+              WHERE type = "role" #AND title LIKE 'il_crs_member_157'
+                AND od.description LIKE 'Member%${obj_id}'
+   `
+   const [results] = await pool.query(q)
+   // darf nur einen Treffer ergeben
+   if (results.length) {
+      const {obj_id, title, description} = results[0]
+      return obj_id
+   }
+   else {
+      return null
+   }
+}
+
+/////// STATUS ////////////////////////////////////////////////////////////////
+
+/**
+ * Zwei Möglichkeiten:
+ * 1. es gibt schon einen Eintrag in ut_lp_marks, dann muss man diesen updaten
+ * 2. es gibt noch keinen Eintrag in ut_lp_marks, dann muss erst einer erstellt werden (NEIN! Für neuen TN sind bereits beide Einträge vorhanden, kann also wegfallen)
+ *
+ * Weiterhin haben wir es mit zwei Tabellen zu tun:
+ *    - obj_members (passed)
+ *    - ut_lp_marks (status)
+ *
+ * UPDATE: Wir nehmen an, dass beide Einträge schon vorhanden sind!
+ *
+ * @param courseId
+ * @param userId
+ * @param passed
+ * @param status
+ * @returns {Promise<{status: string}>}
+ */
+async function setStatus (courseId, userId, passed = null, status = null) {
+   const pool = await poolP
+
+   // ACHTUNG Transactions funktioneren so nicht, erst mal ohne machen...
+   const q = `
+START TRANSACTION;
+
+UPDATE ${database}.ut_lp_marks ulm  
+SET status = ${status}
+WHERE ulm.usr_id = 31793 AND ulm.obj_id = 32212;
+
+UPDATE ${database}.obj_members om 
+SET passed = ${passed}
+WHERE om.usr_id = ${userId} AND om.obj_id = ${courseId};
+
+COMMIT;
+`
+
+   let date = dayjs().format('YYYY-MM-DD HH:mm:ss')
+   const q1 = `
+       UPDATE ${database}.ut_lp_marks ulm
+       SET status         = ${status},
+           status_changed = "${date}"
+       WHERE ulm.usr_id = ${userId}
+         AND ulm.obj_id = ${courseId};
+   `
+   const q2 = `
+       UPDATE ${database}.obj_members om
+       SET passed = ${passed}
+       WHERE om.usr_id = ${userId}
+         AND om.obj_id = ${courseId};
+   `
+
+   const [results1] = await pool.query(q1)
+   const [results2] = await pool.query(q2)
+   const {affectedRows: affectedRows1} = results1
+   const {affectedRows: affectedRows2} = results2
+
+   if (affectedRows1 && affectedRows2) {
+      return {status: "ok"}
+   }
+   else {
+      throw {
+         status: "error",
+         reason: {affectedRows1, affectedRows2}
+      }
+   }
+}

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