Persist circuit reorders

src/domain/models/circuit-sections-reorder-project-command.model.ts

@@ -0,0 +1,94 @@
+import {
+  assertCircuitSectionReorderProjectCommand,
+  circuitSectionReorderCommandSchemaVersion,
+  type CircuitSectionReorderAssignment,
+} from "./circuit-section-reorder-project-command.model.js";
+import type { SerializedProjectCommand } from "./project-command.model.js";
+
+export const circuitSectionsReorderCommandType =
+  "circuit.reorder-sections" as const;
+export const circuitSectionsReorderCommandSchemaVersion =
+  circuitSectionReorderCommandSchemaVersion;
+
+export interface CircuitSectionsReorderSection {
+  sectionId: string;
+  assignments: CircuitSectionReorderAssignment[];
+}
+
+export interface CircuitSectionsReorderCommandPayload {
+  sections: CircuitSectionsReorderSection[];
+}
+
+export interface CircuitSectionsReorderProjectCommand
+  extends SerializedProjectCommand<CircuitSectionsReorderCommandPayload> {
+  schemaVersion: typeof circuitSectionsReorderCommandSchemaVersion;
+  type: typeof circuitSectionsReorderCommandType;
+}
+
+export function createCircuitSectionsReorderProjectCommand(
+  sections: CircuitSectionsReorderSection[]
+): CircuitSectionsReorderProjectCommand {
+  const command: CircuitSectionsReorderProjectCommand = {
+    schemaVersion: circuitSectionsReorderCommandSchemaVersion,
+    type: circuitSectionsReorderCommandType,
+    payload: { sections },
+  };
+  assertCircuitSectionsReorderProjectCommand(command);
+  return command;
+}
+
+export function assertCircuitSectionsReorderProjectCommand(
+  command: SerializedProjectCommand<unknown>
+): asserts command is CircuitSectionsReorderProjectCommand {
+  if (
+    command.schemaVersion !==
+      circuitSectionsReorderCommandSchemaVersion ||
+    command.type !== circuitSectionsReorderCommandType
+  ) {
+    throw new Error("Unsupported circuit sections reorder command.");
+  }
+  if (!isPlainObject(command.payload)) {
+    throw new Error(
+      "Circuit sections reorder payload must be an object."
+    );
+  }
+  const sections = command.payload.sections;
+  if (!Array.isArray(sections) || sections.length === 0) {
+    throw new Error(
+      "Circuit sections reorder command requires sections."
+    );
+  }
+
+  const sectionIds = new Set<string>();
+  for (const section of sections) {
+    if (!isPlainObject(section)) {
+      throw new Error(
+        "Circuit sections reorder command contains an invalid section."
+      );
+    }
+    if (
+      typeof section.sectionId !== "string" ||
+      !section.sectionId.trim()
+    ) {
+      throw new Error("sectionId must be a non-empty string.");
+    }
+    if (sectionIds.has(section.sectionId)) {
+      throw new Error(
+        "Circuit sections reorder command contains duplicate section ids."
+      );
+    }
+    assertCircuitSectionReorderProjectCommand({
+      schemaVersion: circuitSectionReorderCommandSchemaVersion,
+      type: "circuit.reorder-section",
+      payload: {
+        sectionId: section.sectionId,
+        assignments: section.assignments,
+      },
+    });
+    sectionIds.add(section.sectionId);
+  }
+}
+
+function isPlainObject(value: unknown): value is Record<string, unknown> {
+  return value !== null && typeof value === "object" && !Array.isArray(value);
+}