Persist circuit cell edits

src/frontend/utils/circuit-grid-model.ts

@@ -1,4 +1,6 @@
 import type { CircuitTreeCircuitDto, CircuitTreeDeviceRowDto } from "../types.js";
+import type { CircuitUpdatePatch } from "../../domain/models/circuit-project-command.model.js";
+import type { CircuitDeviceRowUpdatePatch } from "../../domain/models/circuit-device-row-project-command.model.js";
 
 export type CellKey =
   | "equipmentIdentifier"
@@ -189,6 +191,78 @@ export function parseNumeric(cellKey: CellKey, draft: string): number | undefine
   return parsed;
 }
 
+export function buildCircuitEditPatch(
+  key: CellKey,
+  draft: string
+): CircuitUpdatePatch {
+  if (key === "protectionSummary" || key === "cableSummary") {
+    return { remark: draft.trim() || null };
+  }
+  if (
+    key === "protectionRatedCurrent" ||
+    key === "cableLength" ||
+    key === "voltage"
+  ) {
+    return { [key]: parseNumeric(key, draft) ?? null };
+  }
+  if (key === "isReserve") {
+    const normalized = draft.trim().toLowerCase();
+    return {
+      isReserve: ["1", "true", "yes", "ja"].includes(normalized),
+    };
+  }
+  if (key === "equipmentIdentifier") {
+    return { equipmentIdentifier: draft.trim() };
+  }
+  return { [key]: draft.trim() || null } as CircuitUpdatePatch;
+}
+
+export function buildDeviceRowEditPatch(
+  key: CellKey,
+  draft: string
+): CircuitDeviceRowUpdatePatch {
+  if (
+    key === "quantity" ||
+    key === "powerPerUnit" ||
+    key === "simultaneityFactor"
+  ) {
+    const value = parseNumeric(key, draft);
+    if (value === undefined) {
+      throw new Error("Dieses Zahlenfeld darf nicht leer sein.");
+    }
+    return { [key]: value };
+  }
+  if (key === "cosPhi") {
+    return { cosPhi: parseNumeric(key, draft) ?? null };
+  }
+  if (key === "roomSummary") {
+    const trimmed = draft.trim();
+    if (!trimmed) {
+      return {
+        roomNumberSnapshot: null,
+        roomNameSnapshot: null,
+      };
+    }
+    const firstSpace = trimmed.indexOf(" ");
+    return firstSpace > 0
+      ? {
+          roomNumberSnapshot: trimmed.slice(0, firstSpace).trim(),
+          roomNameSnapshot: trimmed.slice(firstSpace + 1).trim() || null,
+        }
+      : {
+          roomNumberSnapshot: trimmed,
+          roomNameSnapshot: null,
+        };
+  }
+  if (key === "technicalName") {
+    return { name: draft.trim() };
+  }
+  if (key === "displayName") {
+    return { displayName: draft.trim() };
+  }
+  return { [key]: draft.trim() || null } as CircuitDeviceRowUpdatePatch;
+}
+
 export function getDeviceValue(device: CircuitTreeDeviceRowDto, key: CellKey): GridValue {
   switch (key) {
     case "technicalName": return device.name;