Persist project settings updates

src/db/repositories/project-settings-project-command.repository.ts

@@ -0,0 +1,71 @@
+import { eq } from "drizzle-orm";
+import {
+  assertProjectSettingsUpdateProjectCommand,
+  createProjectSettingsUpdateProjectCommand,
+} from "../../domain/models/project-settings-project-command.model.js";
+import type {
+  ExecuteProjectSettingsUpdateCommandInput,
+  ProjectSettingsProjectCommandStore,
+} from "../../domain/ports/project-settings-project-command.store.js";
+import type { AppDatabase } from "../database-context.js";
+import { projects } from "../schema/projects.js";
+import { applyProjectHistoryTransition } from "./project-history.persistence.js";
+import { appendProjectRevision } from "./project-revision.persistence.js";
+
+export class ProjectSettingsProjectCommandRepository
+  implements ProjectSettingsProjectCommandStore
+{
+  constructor(private readonly database: AppDatabase) {}
+
+  executeUpdate(input: ExecuteProjectSettingsUpdateCommandInput) {
+    assertProjectSettingsUpdateProjectCommand(input.command);
+    return this.database.transaction((tx) => {
+      const current = tx
+        .select()
+        .from(projects)
+        .where(eq(projects.id, input.projectId))
+        .get();
+      if (!current) {
+        throw new Error("Project not found.");
+      }
+      if (
+        current.singlePhaseVoltageV ===
+          input.command.payload.singlePhaseVoltageV &&
+        current.threePhaseVoltageV ===
+          input.command.payload.threePhaseVoltageV
+      ) {
+        throw new Error("Project settings did not change.");
+      }
+
+      const inverse = createProjectSettingsUpdateProjectCommand({
+        singlePhaseVoltageV: current.singlePhaseVoltageV,
+        threePhaseVoltageV: current.threePhaseVoltageV,
+      });
+      const updated = tx
+        .update(projects)
+        .set(input.command.payload)
+        .where(eq(projects.id, input.projectId))
+        .run();
+      if (updated.changes !== 1) {
+        throw new Error("Project changed before settings update.");
+      }
+
+      const revision = appendProjectRevision(tx, {
+        projectId: input.projectId,
+        expectedRevision: input.expectedRevision,
+        source: input.source,
+        description: input.description,
+        actorId: input.actorId,
+        forward: input.command,
+        inverse,
+      });
+      applyProjectHistoryTransition(tx, {
+        projectId: input.projectId,
+        source: input.source,
+        recordedChangeSetId: revision.changeSetId,
+        targetChangeSetId: input.historyTargetChangeSetId,
+      });
+      return { revision, inverse };
+    });
+  }
+}