Generalized frontend model store (#193)

src-tauri/yaak-models/guest-js/store.ts

@@ -0,0 +1,199 @@
+import { invoke } from '@tauri-apps/api/core';
+import { getCurrentWebviewWindow } from '@tauri-apps/api/webviewWindow';
+import { AnyModel, ModelPayload } from '../bindings/gen_models';
+import { modelStoreDataAtom } from './atoms';
+import { ExtractModel, JotaiStore, ModelStoreData } from './types';
+import { newStoreData } from './util';
+
+let _store: JotaiStore | null = null;
+
+export function initModelStore(store: JotaiStore) {
+  _store = store;
+
+  getCurrentWebviewWindow()
+    .listen<ModelPayload>('upserted_model', ({ payload }) => {
+      if (shouldIgnoreModel(payload)) return;
+
+      mustStore().set(modelStoreDataAtom, (prev: ModelStoreData) => {
+        return {
+          ...prev,
+          [payload.model.model]: {
+            ...prev[payload.model.model],
+            [payload.model.id]: payload.model,
+          },
+        };
+      });
+    })
+    .catch(console.error);
+
+  getCurrentWebviewWindow()
+    .listen<ModelPayload>('deleted_model', ({ payload }) => {
+      if (shouldIgnoreModel(payload)) return;
+
+      console.log('Delete model', payload);
+
+      mustStore().set(modelStoreDataAtom, (prev: ModelStoreData) => {
+        const modelData = { ...prev[payload.model.model] };
+        delete modelData[payload.model.id];
+        return { ...prev, [payload.model.model]: modelData };
+      });
+    })
+    .catch(console.error);
+}
+
+function mustStore(): JotaiStore {
+  if (_store == null) {
+    throw new Error('Model store was not initialized');
+  }
+
+  return _store;
+}
+
+let _activeWorkspaceId: string | null = null;
+
+export async function changeModelStoreWorkspace(workspaceId: string | null) {
+  console.log('Syncing models with new workspace', workspaceId);
+  const workspaceModels = await invoke<AnyModel[]>('plugin:yaak-models|workspace_models', {
+    workspaceId, // NOTE: if no workspace id provided, it will just fetch global models
+  });
+  const data = newStoreData();
+  for (const model of workspaceModels) {
+    data[model.model][model.id] = model;
+  }
+
+  mustStore().set(modelStoreDataAtom, data);
+
+  console.log('Synced model store with workspace', workspaceId, data);
+
+  _activeWorkspaceId = workspaceId;
+}
+
+export function getAnyModel(id: string): AnyModel | null {
+  let data = mustStore().get(modelStoreDataAtom);
+  for (const modelData of Object.values(data)) {
+    let model = modelData[id];
+    if (model != null) {
+      return model;
+    }
+  }
+  return null;
+}
+
+export function getModel<M extends AnyModel['model'], T extends ExtractModel<AnyModel, M>>(
+  modelType: M | M[],
+  id: string,
+): T | null {
+  let data = mustStore().get(modelStoreDataAtom);
+  for (const t of Array.isArray(modelType) ? modelType : [modelType]) {
+    let v = data[t][id];
+    if (v?.model === t) return v as T;
+  }
+  return null;
+}
+
+export function patchModelById<M extends AnyModel['model'], T extends ExtractModel<AnyModel, M>>(
+  model: M,
+  id: string,
+  patch: Partial<T> | ((prev: T) => T),
+): Promise<string> {
+  let prev = getModel<M, T>(model, id);
+  if (prev == null) {
+    throw new Error(`Failed to get model to patch id=${id} model=${model}`);
+  }
+
+  const newModel = typeof patch === 'function' ? patch(prev) : { ...prev, ...patch };
+  return invoke<string>('plugin:yaak-models|upsert', { model: newModel });
+}
+
+export async function patchModel<M extends AnyModel['model'], T extends ExtractModel<AnyModel, M>>(
+  base: Pick<T, 'id' | 'model'>,
+  patch: Partial<T>,
+): Promise<string> {
+  return patchModelById<M, T>(base.model, base.id, patch);
+}
+
+export async function deleteModelById<
+  M extends AnyModel['model'],
+  T extends ExtractModel<AnyModel, M>,
+>(modelType: M | M[], id: string) {
+  let model = getModel<M, T>(modelType, id);
+  await deleteModel(model);
+}
+
+export async function deleteModel<M extends AnyModel['model'], T extends ExtractModel<AnyModel, M>>(
+  model: T | null,
+) {
+  if (model == null) {
+    throw new Error('Failed to delete null model');
+  }
+  await invoke<string>('plugin:yaak-models|delete', { model });
+}
+
+export function duplicateModelById<
+  M extends AnyModel['model'],
+  T extends ExtractModel<AnyModel, M>,
+>(modelType: M | M[], id: string) {
+  let model = getModel<M, T>(modelType, id);
+  return duplicateModel(model);
+}
+
+export function duplicateModel<M extends AnyModel['model'], T extends ExtractModel<AnyModel, M>>(
+  model: T | null,
+) {
+  if (model == null) {
+    throw new Error('Failed to delete null model');
+  }
+  return invoke<string>('plugin:yaak-models|duplicate', { model });
+}
+
+export async function createGlobalModel<T extends Exclude<AnyModel, { workspaceId: string }>>(
+  patch: Partial<T> & Pick<T, 'model'>,
+): Promise<string> {
+  return invoke<string>('plugin:yaak-models|upsert', { model: patch });
+}
+
+export async function createWorkspaceModel<T extends Extract<AnyModel, { workspaceId: string }>>(
+  patch: Partial<T> & Pick<T, 'model' | 'workspaceId'>,
+): Promise<string> {
+  return invoke<string>('plugin:yaak-models|upsert', { model: patch });
+}
+
+export function replaceModelsInStore<
+  M extends AnyModel['model'],
+  T extends Extract<AnyModel, { model: M }>,
+>(model: M, models: T[]) {
+  const newModels: Record<string, T> = {};
+  for (const model of models) {
+    newModels[model.id] = model;
+  }
+
+  mustStore().set(modelStoreDataAtom, (prev: ModelStoreData) => {
+    return {
+      ...prev,
+      [model]: newModels,
+    };
+  });
+}
+
+function shouldIgnoreModel({ model, updateSource }: ModelPayload) {
+  // Never ignore updates from non-user sources
+  if (updateSource.type !== 'window') {
+    return false;
+  }
+
+  // Never ignore same-window updates
+  if (updateSource.label === getCurrentWebviewWindow().label) {
+    return false;
+  }
+
+  // Only sync models that belong to this workspace, if a workspace ID is present
+  if ('workspaceId' in model && model.workspaceId !== _activeWorkspaceId) {
+    return true;
+  }
+
+  if (model.model === 'key_value' && model.namespace === 'no_sync') {
+    return true;
+  }
+
+  return false;
+}