Add satisfaction check to DirectorWorker: Introduced a new field for tracking the last satisfaction check and updated the calculation logic to ensure it runs only once every 24 hours. Enhanced SQL query for updating satisfaction to include a salary gap calculation, improving the accuracy of satisfaction updates based on income and title of nobility.

src/worker/sql.rs

@@ -624,14 +624,45 @@ UPDATE falukant_data.director SET last_salary_payout = NOW() WHERE id = $1;
 "#;
 
 pub const QUERY_UPDATE_SATISFACTION: &str = r#"
-WITH new_sats AS (
-    SELECT d.id, ROUND(d.income::numeric / (c.title_of_nobility * POWER(1.231, AVG(k.knowledge) / 1.5)) * 100) AS new_satisfaction
+WITH salary_gap AS (
+    SELECT
+        d.id,
+        d.employer_user_id,
+        COALESCE(d.satisfaction, 100)::int AS old_satisfaction,
+        (
+            100.0
+            - LEAST(
+                200.0,
+                (d.income::float8 / GREATEST(1.0, (c.title_of_nobility::float8 * POWER(1.231, AVG(k.knowledge) / 1.5)))) * 100.0
+            )
+        ) AS gap_percent
     FROM falukant_data.director d
     JOIN falukant_data.knowledge k ON d.director_character_id = k.character_id
     JOIN falukant_data.character c ON c.id = d.director_character_id
-    GROUP BY d.id, c.title_of_nobility, d.income
+    GROUP BY d.id, d.employer_user_id, d.satisfaction, d.income, c.title_of_nobility
+),
+new_sats AS (
+    SELECT
+        sg.id,
+        sg.employer_user_id,
+        GREATEST(
+            0,
+            sg.old_satisfaction
+            - CASE
+                WHEN sg.gap_percent <= 0 THEN 0
+                WHEN sg.gap_percent < 20 THEN 1
+                WHEN sg.gap_percent < 50 THEN 2
+                ELSE 3
+              END
+        )::int AS new_satisfaction
+    FROM salary_gap sg
 )
-UPDATE falukant_data.director dir SET satisfaction = ns.new_satisfaction FROM new_sats ns WHERE dir.id = ns.id AND dir.satisfaction IS DISTINCT FROM ns.new_satisfaction RETURNING dir.employer_user_id;
+UPDATE falukant_data.director dir
+   SET satisfaction = ns.new_satisfaction
+  FROM new_sats ns
+ WHERE dir.id = ns.id
+   AND dir.satisfaction IS DISTINCT FROM ns.new_satisfaction
+RETURNING dir.employer_user_id;
 "#;
 
 pub const QUERY_GET_DIRECTOR_USER: &str = r#"