122 lines
2.9 KiB
JavaScript
122 lines
2.9 KiB
JavaScript
/** 半屏弹窗默认文案（msg 缺失或为空时使用） */
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export const HALF_SCREEN_MODAL_DEFAULT_MSG = '即将为您打开其他小程序，是否继续？'
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/**
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* 解析半屏弹窗展示文案
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* @param {string} msg 服务端或插件下发的 msg
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* @returns {string}
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*/
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export function resolveHalfScreenModalContent (msg) {
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if (typeof msg === 'string' && msg.trim()) {
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return msg.trim()
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}
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return HALF_SCREEN_MODAL_DEFAULT_MSG
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}
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/** 半屏弹窗页面级去重（组件重新挂载时重置，取消后当次不再弹） */
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const _state = {
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dismissedAppIds: new Set(),
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showingAppId: null,
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pendingOpenOptions: null
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}
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/**
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* 重置半屏弹窗会话（ad 组件新建 / 页面重新进入时调用）
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*/
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export function resetHalfScreenModalSession () {
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_state.dismissedAppIds.clear()
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_state.showingAppId = null
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_state.pendingOpenOptions = null
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}
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/**
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* 是否允许展示半屏弹窗
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* @param {string} appId 目标小程序 appId
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* @returns {boolean}
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*/
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export function canShowHalfScreenModal (appId) {
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if (!appId) {
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return false
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}
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if (_state.dismissedAppIds.has(appId)) {
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return false
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}
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return true
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}
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/**
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* 是否有半屏弹窗正在展示
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* @returns {boolean}
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*/
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export function isHalfScreenModalShowing () {
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return !!_state.showingAppId
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}
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/**
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* 标记半屏弹窗正在展示
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* @param {string} appId 目标小程序 appId
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*/
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export function markHalfScreenModalShowing (appId) {
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_state.showingAppId = appId
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}
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/**
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* 解除半屏弹窗展示锁
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* @param {string} appId 目标小程序 appId
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*/
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export function unlockHalfScreenModalShowing (appId) {
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if (_state.showingAppId === appId) {
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_state.showingAppId = null
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}
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}
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/**
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* 标记半屏弹窗用户已确认（不阻止下次进入页面再弹）
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*/
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export function markHalfScreenModalConfirmed () {
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_state.showingAppId = null
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_state.pendingOpenOptions = null
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}
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/**
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* 标记半屏弹窗用户取消（当前会话不再弹）
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* @param {string} appId 目标小程序 appId
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*/
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export function markHalfScreenModalDismissed (appId) {
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if (appId) {
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_state.dismissedAppIds.add(appId)
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}
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_state.showingAppId = null
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_state.pendingOpenOptions = null
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}
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/**
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* 排队等待展示半屏弹窗（同 appId 多实例竞态时）
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* @param {Object} openOptions 打开参数
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*/
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export function queueHalfScreenModalOpenOptions (openOptions) {
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if (!openOptions || !openOptions.appId) {
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return
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}
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if (_state.dismissedAppIds.has(openOptions.appId)) {
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return
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}
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_state.pendingOpenOptions = openOptions
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}
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/**
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* 取出并排清空排队中的半屏弹窗参数
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* @returns {Object|null}
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*/
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export function takePendingHalfScreenModalOpenOptions () {
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const pending = _state.pendingOpenOptions
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_state.pendingOpenOptions = null
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if (!pending || !pending.appId) {
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return null
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}
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if (_state.dismissedAppIds.has(pending.appId)) {
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return null
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}
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return pending
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}
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