From 1dfc20c02d3b1076570a7146581799eab0773d6d Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Wed, 22 May 2024 19:34:06 +0300
Subject: Replace ci_start::abandon() with ci_start::cancel()

---
 mod/buildfile     |  2 +-
 mod/ci-common.cxx | 50 ++++++++++++++++++--------------------------------
 mod/ci-common.hxx | 16 +++++++++-------
 3 files changed, 28 insertions(+), 40 deletions(-)

diff --git a/mod/buildfile b/mod/buildfile
index ff04ae5..2d6ef39 100644
--- a/mod/buildfile
+++ b/mod/buildfile
@@ -39,7 +39,7 @@ mod{brep}: {hxx ixx txx cxx}{* -module-options -{$libu_src}}               \
 # the debugging of the notifications machinery.
 #
 cxx.poptions += -DBREP_CI_TENANT_SERVICE
-cxx.poptions += -DBREP_CI_TENANT_SERVICE_UNLOADED
+#cxx.poptions += -DBREP_CI_TENANT_SERVICE_UNLOADED
 
 libus{mod}: ../web/xhtml/libus{xhtml}
 libue{mod}: ../web/xhtml/libue{xhtml}
diff --git a/mod/ci-common.cxx b/mod/ci-common.cxx
index 6ce47f2..7c41a7b 100644
--- a/mod/ci-common.cxx
+++ b/mod/ci-common.cxx
@@ -685,12 +685,13 @@ namespace brep
     return r;
   }
 
-  void ci_start::
-  abandon (const basic_mark& error,
-           const basic_mark&,
-           const basic_mark* trace,
-           odb::core::database& db,
-           tenant_service&& service) const
+  optional<tenant_service> ci_start::
+  cancel (const basic_mark&,
+          const basic_mark&,
+          const basic_mark* trace,
+          odb::core::database& db,
+          const string& type,
+          const string& id) const
   {
     using namespace odb::core;
 
@@ -701,37 +702,22 @@ namespace brep
     using query = query<build_tenant>;
 
     shared_ptr<build_tenant> t (
-      db.query_one<build_tenant> (query::service.id == service.id &&
-                                  query::service.type == service.type));
-
+      db.query_one<build_tenant> (query::service.id == id &&
+                                  query::service.type == type));
     if (t == nullptr)
-    {
-      error << "unable to find tenant for service " << service.id << ' '
-            << service.type;
-
-      return;
-    }
-    else if (!t->unloaded_timestamp)
-    {
-      error << "tenant " << t->id << " for service " << service.id << ' '
-            << service.type << " is already loaded";
+      return nullopt;
 
-      return;
-    }
-
-    // We could probably remove the tenant from the database, but let's just
-    // archive it and keep for troubleshooting.
-    //
-    if (!t->archived)
-    {
-      t->archived = true;
-      db.update (t);
-    }
+    optional<tenant_service> r (move (t->service));
+    t->service = nullopt;
+    t->archived = true;
+    db.update (t);
 
     tr.commit ();
 
     if (trace != nullptr)
-      *trace << "unloaded CI request " << t->id << " for service "
-             << service.id << ' ' << service.type << " is abandoned";
+      *trace << "CI request " << t->id << " for service " << id << ' ' << type
+             << " is canceled";
+
+    return r;
   }
 }
diff --git a/mod/ci-common.hxx b/mod/ci-common.hxx
index f332dc2..8efeb26 100644
--- a/mod/ci-common.hxx
+++ b/mod/ci-common.hxx
@@ -98,16 +98,18 @@ namespace brep
           tenant_service&&,
           const repository_location& repository) const;
 
-    // Abandon previously created (as unloaded) CI request.
+    // Cancel previously created or started CI request. Return the service
+    // state or nullopt if there is no tenant for such a type/id pair.
     //
     // Note: should be called out of the database transaction.
     //
-    void
-    abandon (const basic_mark& error,
-             const basic_mark& warn,
-             const basic_mark* trace,
-             odb::core::database&,
-             tenant_service&&) const;
+    optional<tenant_service>
+    cancel (const basic_mark& error,
+            const basic_mark& warn,
+            const basic_mark* trace,
+            odb::core::database&,
+            const string& type,
+            const string& id) const;
 
     // Helpers.
     //
-- 
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