Add atomic device row updates

src/domain/models/circuit-device-row-project-command.model.ts

@@ -0,0 +1,177 @@
+import type { SerializedProjectCommand } from "./project-command.model.js";
+
+export const circuitDeviceRowUpdateCommandType =
+  "circuit-device-row.update" as const;
+export const circuitDeviceRowUpdateCommandSchemaVersion = 1 as const;
+
+export interface CircuitDeviceRowUpdateValues {
+  linkedProjectDeviceId: string | null;
+  sortOrder: number;
+  name: string;
+  displayName: string;
+  phaseType: string | null;
+  connectionKind: string | null;
+  costGroup: string | null;
+  category: string | null;
+  level: string | null;
+  roomId: string | null;
+  roomNumberSnapshot: string | null;
+  roomNameSnapshot: string | null;
+  quantity: number;
+  powerPerUnit: number;
+  simultaneityFactor: number;
+  cosPhi: number | null;
+  remark: string | null;
+  overriddenFields: string | null;
+}
+
+export type CircuitDeviceRowUpdateField = keyof CircuitDeviceRowUpdateValues;
+export type CircuitDeviceRowUpdatePatch =
+  Partial<CircuitDeviceRowUpdateValues>;
+
+export interface CircuitDeviceRowUpdateFieldChange<
+  TField extends CircuitDeviceRowUpdateField = CircuitDeviceRowUpdateField,
+> {
+  field: TField;
+  value: CircuitDeviceRowUpdateValues[TField];
+}
+
+export interface CircuitDeviceRowUpdateCommandPayload {
+  rowId: string;
+  changes: CircuitDeviceRowUpdateFieldChange[];
+}
+
+export interface CircuitDeviceRowUpdateProjectCommand
+  extends SerializedProjectCommand<CircuitDeviceRowUpdateCommandPayload> {
+  schemaVersion: typeof circuitDeviceRowUpdateCommandSchemaVersion;
+  type: typeof circuitDeviceRowUpdateCommandType;
+}
+
+export function createCircuitDeviceRowUpdateProjectCommand(
+  rowId: string,
+  patch: CircuitDeviceRowUpdatePatch
+): CircuitDeviceRowUpdateProjectCommand {
+  const changes = Object.entries(patch).map(([field, value]) => ({
+    field: field as CircuitDeviceRowUpdateField,
+    value,
+  })) as CircuitDeviceRowUpdateFieldChange[];
+  const command: CircuitDeviceRowUpdateProjectCommand = {
+    schemaVersion: circuitDeviceRowUpdateCommandSchemaVersion,
+    type: circuitDeviceRowUpdateCommandType,
+    payload: { rowId, changes },
+  };
+  assertCircuitDeviceRowUpdateProjectCommand(command);
+  return command;
+}
+
+export function assertCircuitDeviceRowUpdateProjectCommand(
+  command: SerializedProjectCommand<unknown>
+): asserts command is CircuitDeviceRowUpdateProjectCommand {
+  if (
+    command.schemaVersion !== circuitDeviceRowUpdateCommandSchemaVersion ||
+    command.type !== circuitDeviceRowUpdateCommandType
+  ) {
+    throw new Error("Unsupported circuit device-row update command.");
+  }
+  if (!isPlainObject(command.payload)) {
+    throw new Error("Circuit device-row update payload must be an object.");
+  }
+  const rowId = command.payload.rowId;
+  const changes = command.payload.changes;
+  if (typeof rowId !== "string" || !rowId.trim()) {
+    throw new Error("Circuit device-row update command requires a row id.");
+  }
+  if (!Array.isArray(changes) || changes.length === 0) {
+    throw new Error(
+      "Circuit device-row update command requires at least one change."
+    );
+  }
+
+  const seenFields = new Set<string>();
+  for (const change of changes) {
+    if (!isPlainObject(change) || typeof change.field !== "string") {
+      throw new Error(
+        "Circuit device-row update command contains an invalid change."
+      );
+    }
+    if (
+      !isCircuitDeviceRowUpdateField(change.field) ||
+      seenFields.has(change.field)
+    ) {
+      throw new Error(
+        "Circuit device-row update command contains an invalid or duplicate field."
+      );
+    }
+    assertCircuitDeviceRowUpdateFieldValue(change.field, change.value);
+    seenFields.add(change.field);
+  }
+}
+
+function assertCircuitDeviceRowUpdateFieldValue(
+  field: CircuitDeviceRowUpdateField,
+  value: unknown
+) {
+  if (field === "name" || field === "displayName") {
+    if (typeof value !== "string" || !value.trim()) {
+      throw new Error(`${field} must be a non-empty string.`);
+    }
+    return;
+  }
+  if (field === "sortOrder") {
+    if (typeof value !== "number" || !Number.isFinite(value)) {
+      throw new Error("sortOrder must be a finite number.");
+    }
+    return;
+  }
+  if (
+    field === "quantity" ||
+    field === "powerPerUnit" ||
+    field === "simultaneityFactor"
+  ) {
+    if (typeof value !== "number" || !Number.isFinite(value) || value < 0) {
+      throw new Error(`${field} must be a non-negative finite number.`);
+    }
+    return;
+  }
+  if (field === "cosPhi") {
+    if (
+      value !== null &&
+      (typeof value !== "number" || !Number.isFinite(value) || value <= 0)
+    ) {
+      throw new Error("cosPhi must be a positive finite number or null.");
+    }
+    return;
+  }
+  if (value !== null && typeof value !== "string") {
+    throw new Error(`${field} must be a string or null.`);
+  }
+}
+
+function isCircuitDeviceRowUpdateField(
+  value: string
+): value is CircuitDeviceRowUpdateField {
+  return [
+    "linkedProjectDeviceId",
+    "sortOrder",
+    "name",
+    "displayName",
+    "phaseType",
+    "connectionKind",
+    "costGroup",
+    "category",
+    "level",
+    "roomId",
+    "roomNumberSnapshot",
+    "roomNameSnapshot",
+    "quantity",
+    "powerPerUnit",
+    "simultaneityFactor",
+    "cosPhi",
+    "remark",
+    "overriddenFields",
+  ].includes(value);
+}
+
+function isPlainObject(value: unknown): value is Record<string, unknown> {
+  return value !== null && typeof value === "object" && !Array.isArray(value);
+}