strankovani u deploys a styly pro pocitadla

app/db/apps.py

@@ -81,14 +81,11 @@ def update_app_resources(app_id: str, memory: str, cpus: str):
     con.close()
 
 
-def get_deployments(
-    limit: int = 100,
+def build_deployment_filters(
     status: str | None = None,
     app_id: str | None = None,
     source: str | None = None,
 ):
-    con = get_connection()
-
     filters = []
     params = []
 
@@ -116,6 +113,19 @@ def get_deployments(
         params.append(source)
 
     where = f"WHERE {' AND '.join(filters)}" if filters else ""
+    return where, params
+
+
+def get_deployments(
+    limit: int = 20,
+    offset: int = 0,
+    status: str | None = None,
+    app_id: str | None = None,
+    source: str | None = None,
+):
+    con = get_connection()
+    where, params = build_deployment_filters(status=status, app_id=app_id, source=source)
+
     rows = con.execute(
         f"""
         SELECT
@@ -138,14 +148,36 @@ def get_deployments(
             END,
             id DESC
         LIMIT ?
+        OFFSET ?
         """,
-        (*params, *RUNNING_STATUSES, limit),
+        (*params, *RUNNING_STATUSES, limit, offset),
     ).fetchall()
 
     con.close()
     return [dict(row) for row in rows]
 
 
+def count_deployments(
+    status: str | None = None,
+    app_id: str | None = None,
+    source: str | None = None,
+):
+    con = get_connection()
+    where, params = build_deployment_filters(status=status, app_id=app_id, source=source)
+
+    row = con.execute(
+        f"""
+        SELECT COUNT(*) AS count
+        FROM deployments
+        {where}
+        """,
+        params,
+    ).fetchone()
+
+    con.close()
+    return row["count"] if row else 0
+
+
 def get_deployment_filter_options():
     con = get_connection()