取名小程序开发

NamingAssistant/store/namingStore.js

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+const config = require("../config/index");
+const messages = require("../constants/messages");
+const { formatDate } = require("../utils/date");
+
+const STORAGE_KEYS = {
+  favorites: "naming:favorites",
+  quotaPrefix: "naming:quota:"
+};
+
+function createDefaultForm() {
+  return {
+    surname: "",
+    gender: "male",
+    birthDate: formatDate(new Date()),
+    birthTime: "",
+    nameLength: "double"
+  };
+}
+
+const state = {
+  form: createDefaultForm(),
+  results: [],
+  favorites: [],
+  quota: {
+    date: "",
+    count: 0
+  },
+  lastError: ""
+};
+
+function getQuotaStorageKey(dateStr) {
+  return `${STORAGE_KEYS.quotaPrefix}${dateStr.replace(/-/g, "")}`;
+}
+
+function safeGetStorage(key, fallback) {
+  if (typeof tt === "undefined" || !tt.getStorageSync) {
+    return fallback;
+  }
+  try {
+    const value = tt.getStorageSync(key);
+    return value === undefined || value === null ? fallback : value;
+  } catch (error) {
+    console.warn(`getStorageSync failed for key ${key}`, error);
+    return fallback;
+  }
+}
+
+function safeSetStorage(key, value) {
+  if (typeof tt === "undefined" || !tt.setStorageSync) {
+    return;
+  }
+  try {
+    tt.setStorageSync(key, value);
+  } catch (error) {
+    console.warn(`setStorageSync failed for key ${key}`, error);
+    state.lastError = error.message || "storage_error";
+  }
+}
+
+function syncQuota() {
+  const today = formatDate(new Date());
+  const storageKey = getQuotaStorageKey(today);
+  const storedCount = safeGetStorage(storageKey, 0);
+  const count = typeof storedCount === "number" ? storedCount : 0;
+  state.quota = {
+    date: today,
+    count
+  };
+}
+
+function incrementQuota() {
+  const today = formatDate(new Date());
+  if (state.quota.date !== today) {
+    syncQuota();
+  }
+  const nextCount = state.quota.count + 1;
+  state.quota = {
+    date: today,
+    count: nextCount
+  };
+  safeSetStorage(getQuotaStorageKey(today), nextCount);
+}
+
+function canGenerateToday() {
+  const today = formatDate(new Date());
+  if (state.quota.date !== today) {
+    syncQuota();
+  }
+  return state.quota.count < config.maxDailyQuota;
+}
+
+function setForm(partial) {
+  state.form = Object.assign({}, state.form, partial);
+}
+
+function resetForm() {
+  state.form = createDefaultForm();
+}
+
+function setResults(results) {
+  state.results = Array.isArray(results) ? results : [];
+}
+
+function clearResults() {
+  state.results = [];
+}
+
+function loadFavorites() {
+  const stored = safeGetStorage(STORAGE_KEYS.favorites, []);
+  state.favorites = Array.isArray(stored) ? stored : [];
+}
+
+function saveFavorites() {
+  safeSetStorage(STORAGE_KEYS.favorites, state.favorites);
+}
+
+function addFavorite(item) {
+  if (!item || !item.name) {
+    state.lastError = messages.GENERATION_FAILED;
+    return null;
+  }
+  const timestamp = Date.now();
+  const newItem = {
+    id: `${item.name}_${timestamp}`,
+    name: item.name,
+    meaning: item.meaning || "",
+    createdAt: new Date(timestamp).toISOString()
+  };
+  const existingIndex = state.favorites.findIndex((fav) => fav.name === item.name);
+  if (existingIndex >= 0) {
+    state.favorites.splice(existingIndex, 1, newItem);
+  } else {
+    state.favorites.unshift(newItem);
+  }
+  saveFavorites();
+  return newItem;
+}
+
+function removeFavorite(id) {
+  const nextList = state.favorites.filter((favorite) => favorite.id !== id);
+  state.favorites = nextList;
+  saveFavorites();
+}
+
+function getState() {
+  return state;
+}
+
+function initStore() {
+  syncQuota();
+  loadFavorites();
+}
+
+module.exports = {
+  initStore,
+  getState,
+  setForm,
+  resetForm,
+  setResults,
+  clearResults,
+  canGenerateToday,
+  incrementQuota,
+  addFavorite,
+  removeFavorite,
+  loadFavorites
+};