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@@ -1,522 +0,0 @@
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-import Vue from 'vue'
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-import middleware from './middleware'
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-import {
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- applyAsyncData,
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- sanitizeComponent,
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- resolveRouteComponents,
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- getMatchedComponents,
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- getMatchedComponentsInstances,
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- flatMapComponents,
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- setContext,
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- middlewareSeries,
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- promisify,
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- getLocation,
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- compile,
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- getQueryDiff,
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- globalHandleError
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-} from './utils'
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-import { createApp, NuxtError } from './index'
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-
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-const noopData = () => { return {} }
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-const noopFetch = () => {}
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-
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-// Global shared references
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-let _lastPaths = []
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-let app
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-let router
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-let store
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-
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-// Try to rehydrate SSR data from window
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-const NUXT = window.__NUXT__ || {}
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-
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-Object.assign(Vue.config, {"silent":true,"performance":false})
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-
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-// Create and mount App
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-createApp()
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- .then(mountApp)
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- .catch((err) => {
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- console.error('[nuxt] Error while initializing app', err)
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- })
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-
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-function componentOption(component, key, ...args) {
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- if (!component || !component.options || !component.options[key]) {
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- return {}
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- }
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- const option = component.options[key]
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- if (typeof option === 'function') {
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- return option(...args)
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- }
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- return option
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-}
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-
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-function mapTransitions(Components, to, from) {
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- const componentTransitions = (component) => {
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- const transition = componentOption(component, 'transition', to, from) || {}
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- return (typeof transition === 'string' ? { name: transition } : transition)
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- }
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-
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- return Components.map((Component) => {
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- // Clone original object to prevent overrides
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- const transitions = Object.assign({}, componentTransitions(Component))
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-
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- // Combine transitions & prefer `leave` transitions of 'from' route
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- if (from && from.matched.length && from.matched[0].components.default) {
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- const fromTransitions = componentTransitions(from.matched[0].components.default)
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- Object.keys(fromTransitions)
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- .filter(key => fromTransitions[key] && key.toLowerCase().includes('leave'))
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- .forEach((key) => { transitions[key] = fromTransitions[key] })
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- }
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-
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- return transitions
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- })
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-}
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-
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-async function loadAsyncComponents(to, from, next) {
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- // Check if route path changed (this._pathChanged), only if the page is not an error (for validate())
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- this._pathChanged = !!app.nuxt.err || from.path !== to.path
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- this._queryChanged = JSON.stringify(to.query) !== JSON.stringify(from.query)
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- this._diffQuery = (this._queryChanged ? getQueryDiff(to.query, from.query) : [])
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-
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- if (this._pathChanged && this.$loading.start && !this.$loading.manual) {
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- this.$loading.start()
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- }
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-
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- try {
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- const Components = await resolveRouteComponents(to)
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-
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- if (!this._pathChanged && this._queryChanged) {
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- // Add a marker on each component that it needs to refresh or not
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- const startLoader = Components.some((Component) => {
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- const watchQuery = Component.options.watchQuery
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- if (watchQuery === true) return true
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- if (Array.isArray(watchQuery)) {
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- return watchQuery.some(key => this._diffQuery[key])
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- }
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- return false
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- })
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- if (startLoader && this.$loading.start && !this.$loading.manual) {
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- this.$loading.start()
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- }
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- }
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-
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- // Call next()
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- next()
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- } catch (err) {
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- this.error(err)
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- this.$nuxt.$emit('routeChanged', to, from, error)
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- next(false)
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- }
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-}
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-
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-function applySSRData(Component, ssrData) {
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- if (NUXT.serverRendered && ssrData) {
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- applyAsyncData(Component, ssrData)
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- }
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- Component._Ctor = Component
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- return Component
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-}
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-
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-// Get matched components
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-function resolveComponents(router) {
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- const path = getLocation(router.options.base, router.options.mode)
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-
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- return flatMapComponents(router.match(path), async (Component, _, match, key, index) => {
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- // If component is not resolved yet, resolve it
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- if (typeof Component === 'function' && !Component.options) {
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- Component = await Component()
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- }
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- // Sanitize it and save it
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- const _Component = applySSRData(sanitizeComponent(Component), NUXT.data ? NUXT.data[index] : null)
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- match.components[key] = _Component
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- return _Component
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- })
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-}
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-
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-function callMiddleware(Components, context, layout) {
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- let midd = []
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- let unknownMiddleware = false
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-
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- // If layout is undefined, only call global middleware
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- if (typeof layout !== 'undefined') {
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- midd = [] // Exclude global middleware if layout defined (already called before)
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- if (layout.middleware) {
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- midd = midd.concat(layout.middleware)
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- }
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- Components.forEach((Component) => {
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- if (Component.options.middleware) {
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- midd = midd.concat(Component.options.middleware)
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- }
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- })
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- }
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-
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- midd = midd.map((name) => {
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- if (typeof name === 'function') return name
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- if (typeof middleware[name] !== 'function') {
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- unknownMiddleware = true
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- this.error({ statusCode: 500, message: 'Unknown middleware ' + name })
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- }
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- return middleware[name]
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- })
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-
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- if (unknownMiddleware) return
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- return middlewareSeries(midd, context)
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-}
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-
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-async function render(to, from, next) {
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- if (this._pathChanged === false && this._queryChanged === false) return next()
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- // Handle first render on SPA mode
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- if (to === from) _lastPaths = []
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- else {
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- const fromMatches = []
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- _lastPaths = getMatchedComponents(from, fromMatches).map((Component, i) => {
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- return compile(from.matched[fromMatches[i]].path)(from.params)
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- })
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- }
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-
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- // nextCalled is true when redirected
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- let nextCalled = false
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- const _next = (path) => {
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- if (from.path === path.path && this.$loading.finish) {
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- this.$loading.finish()
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- }
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-
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- if (from.path !== path.path && this.$loading.pause) {
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- this.$loading.pause()
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- }
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-
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- if (nextCalled) return
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- nextCalled = true
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- next(path)
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- }
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-
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- // Update context
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- await setContext(app, {
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- route: to,
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- from,
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- next: _next.bind(this)
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- })
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- this._dateLastError = app.nuxt.dateErr
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- this._hadError = !!app.nuxt.err
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-
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- // Get route's matched components
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- const matches = []
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- const Components = getMatchedComponents(to, matches)
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-
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- // If no Components matched, generate 404
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- if (!Components.length) {
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- // Default layout
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- await callMiddleware.call(this, Components, app.context)
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- if (nextCalled) return
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- // Load layout for error page
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- const layout = await this.loadLayout(
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- typeof NuxtError.layout === 'function'
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- ? NuxtError.layout(app.context)
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- : NuxtError.layout
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- )
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- await callMiddleware.call(this, Components, app.context, layout)
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- if (nextCalled) return
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- // Show error page
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- app.context.error({ statusCode: 404, message: `This page could not be found` })
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- return next()
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- }
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-
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- // Update ._data and other properties if hot reloaded
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- Components.forEach((Component) => {
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- if (Component._Ctor && Component._Ctor.options) {
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- Component.options.asyncData = Component._Ctor.options.asyncData
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- Component.options.fetch = Component._Ctor.options.fetch
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- }
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- })
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-
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- // Apply transitions
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- this.setTransitions(mapTransitions(Components, to, from))
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-
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- try {
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- // Call middleware
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- await callMiddleware.call(this, Components, app.context)
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- if (nextCalled) return
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- if (app.context._errored) return next()
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-
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- // Set layout
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- let layout = Components[0].options.layout
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- if (typeof layout === 'function') {
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- layout = layout(app.context)
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- }
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- layout = await this.loadLayout(layout)
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-
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- // Call middleware for layout
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- await callMiddleware.call(this, Components, app.context, layout)
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- if (nextCalled) return
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- if (app.context._errored) return next()
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-
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- // Call .validate()
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- let isValid = true
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- try {
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- for (const Component of Components) {
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- if (typeof Component.options.validate !== 'function') {
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- continue
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- }
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-
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- isValid = await Component.options.validate(app.context)
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-
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- if (!isValid) {
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- break
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- }
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- }
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- } catch (validationError) {
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- // ...If .validate() threw an error
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- this.error({
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- statusCode: validationError.statusCode || '500',
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- message: validationError.message
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- })
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- return next()
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- }
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-
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- // ...If .validate() returned false
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- if (!isValid) {
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- this.error({ statusCode: 404, message: `This page could not be found` })
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- return next()
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- }
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-
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- // Call asyncData & fetch hooks on components matched by the route.
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- await Promise.all(Components.map((Component, i) => {
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- // Check if only children route changed
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- Component._path = compile(to.matched[matches[i]].path)(to.params)
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- Component._dataRefresh = false
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- // Check if Component need to be refreshed (call asyncData & fetch)
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- // Only if its slug has changed or is watch query changes
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- if ((this._pathChanged && this._queryChanged) || Component._path !== _lastPaths[i]) {
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- Component._dataRefresh = true
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- } else if (!this._pathChanged && this._queryChanged) {
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- const watchQuery = Component.options.watchQuery
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- if (watchQuery === true) {
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- Component._dataRefresh = true
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- } else if (Array.isArray(watchQuery)) {
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- Component._dataRefresh = watchQuery.some(key => this._diffQuery[key])
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- }
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- }
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- if (!this._hadError && this._isMounted && !Component._dataRefresh) {
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- return Promise.resolve()
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- }
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-
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- const promises = []
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-
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- const hasAsyncData = (
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- Component.options.asyncData &&
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- typeof Component.options.asyncData === 'function'
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- )
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- const hasFetch = !!Component.options.fetch
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-
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- const loadingIncrease = (hasAsyncData && hasFetch) ? 30 : 45
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-
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- // Call asyncData(context)
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- if (hasAsyncData) {
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- const promise = promisify(Component.options.asyncData, app.context)
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- .then((asyncDataResult) => {
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- applyAsyncData(Component, asyncDataResult)
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-
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- if (this.$loading.increase) {
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- this.$loading.increase(loadingIncrease)
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- }
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- })
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- promises.push(promise)
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- }
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-
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- // Check disabled page loading
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- this.$loading.manual = Component.options.loading === false
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-
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- // Call fetch(context)
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- if (hasFetch) {
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- let p = Component.options.fetch(app.context)
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- if (!p || (!(p instanceof Promise) && (typeof p.then !== 'function'))) {
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- p = Promise.resolve(p)
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- }
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- p.then((fetchResult) => {
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- if (this.$loading.increase) {
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- this.$loading.increase(loadingIncrease)
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- }
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- })
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- promises.push(p)
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- }
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-
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- return Promise.all(promises)
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- }))
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-
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- // If not redirected
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- if (!nextCalled) {
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- if (this.$loading.finish && !this.$loading.manual) {
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- this.$loading.finish()
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- }
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-
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- next()
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- }
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- } catch (err) {
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- const error = err || {}
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- if (error.message === 'ERR_REDIRECT') {
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- return this.$nuxt.$emit('routeChanged', to, from, error)
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- }
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- _lastPaths = []
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-
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- globalHandleError(error)
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-
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- // Load error layout
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- let layout = NuxtError.layout
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- if (typeof layout === 'function') {
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- layout = layout(app.context)
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- }
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- await this.loadLayout(layout)
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-
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- this.error(error)
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- this.$nuxt.$emit('routeChanged', to, from, error)
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- next(false)
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- }
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-}
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-
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-// Fix components format in matched, it's due to code-splitting of vue-router
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-function normalizeComponents(to, ___) {
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- flatMapComponents(to, (Component, _, match, key) => {
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- if (typeof Component === 'object' && !Component.options) {
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- // Updated via vue-router resolveAsyncComponents()
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- Component = Vue.extend(Component)
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- Component._Ctor = Component
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- match.components[key] = Component
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- }
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- return Component
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- })
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-}
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-
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-function showNextPage(to) {
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- // Hide error component if no error
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- if (this._hadError && this._dateLastError === this.$options.nuxt.dateErr) {
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- this.error()
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- }
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-
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- // Set layout
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- let layout = this.$options.nuxt.err
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- ? NuxtError.layout
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- : to.matched[0].components.default.options.layout
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-
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- if (typeof layout === 'function') {
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- layout = layout(app.context)
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- }
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- this.setLayout(layout)
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-}
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-
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-// When navigating on a different route but the same component is used, Vue.js
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-// Will not update the instance data, so we have to update $data ourselves
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-function fixPrepatch(to, ___) {
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- if (this._pathChanged === false && this._queryChanged === false) return
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-
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- Vue.nextTick(() => {
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- const matches = []
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- const instances = getMatchedComponentsInstances(to, matches)
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- const Components = getMatchedComponents(to, matches)
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-
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- instances.forEach((instance, i) => {
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- if (!instance) return
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- // if (
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- // !this._queryChanged &&
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- // to.matched[matches[i]].path.indexOf(':') === -1 &&
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- // to.matched[matches[i]].path.indexOf('*') === -1
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- // ) return // If not a dynamic route, skip
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- if (
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- instance.constructor._dataRefresh &&
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- Components[i] === instance.constructor &&
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- typeof instance.constructor.options.data === 'function'
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- ) {
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- const newData = instance.constructor.options.data.call(instance)
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- for (const key in newData) {
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- Vue.set(instance.$data, key, newData[key])
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- }
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- }
|
|
|
- })
|
|
|
- showNextPage.call(this, to)
|
|
|
- })
|
|
|
-}
|
|
|
-
|
|
|
-function nuxtReady(_app) {
|
|
|
- window.onNuxtReadyCbs.forEach((cb) => {
|
|
|
- if (typeof cb === 'function') {
|
|
|
- cb(_app)
|
|
|
- }
|
|
|
- })
|
|
|
- // Special JSDOM
|
|
|
- if (typeof window._onNuxtLoaded === 'function') {
|
|
|
- window._onNuxtLoaded(_app)
|
|
|
- }
|
|
|
- // Add router hooks
|
|
|
- router.afterEach((to, from) => {
|
|
|
- // Wait for fixPrepatch + $data updates
|
|
|
- Vue.nextTick(() => _app.$nuxt.$emit('routeChanged', to, from))
|
|
|
- })
|
|
|
-}
|
|
|
-
|
|
|
-async function mountApp(__app) {
|
|
|
- // Set global variables
|
|
|
- app = __app.app
|
|
|
- router = __app.router
|
|
|
- store = __app.store
|
|
|
-
|
|
|
- // Resolve route components
|
|
|
- const Components = await Promise.all(resolveComponents(router))
|
|
|
-
|
|
|
- // Create Vue instance
|
|
|
- const _app = new Vue(app)
|
|
|
-
|
|
|
- // Load layout
|
|
|
- const layout = NUXT.layout || 'default'
|
|
|
- await _app.loadLayout(layout)
|
|
|
- _app.setLayout(layout)
|
|
|
-
|
|
|
- // Mounts Vue app to DOM element
|
|
|
- const mount = () => {
|
|
|
- _app.$mount('#__nuxt')
|
|
|
-
|
|
|
- // Listen for first Vue update
|
|
|
- Vue.nextTick(() => {
|
|
|
- // Call window.{{globals.readyCallback}} callbacks
|
|
|
- nuxtReady(_app)
|
|
|
- })
|
|
|
- }
|
|
|
-
|
|
|
- // Enable transitions
|
|
|
- _app.setTransitions = _app.$options.nuxt.setTransitions.bind(_app)
|
|
|
- if (Components.length) {
|
|
|
- _app.setTransitions(mapTransitions(Components, router.currentRoute))
|
|
|
- _lastPaths = router.currentRoute.matched.map(route => compile(route.path)(router.currentRoute.params))
|
|
|
- }
|
|
|
-
|
|
|
- // Initialize error handler
|
|
|
- _app.$loading = {} // To avoid error while _app.$nuxt does not exist
|
|
|
- if (NUXT.error) _app.error(NUXT.error)
|
|
|
-
|
|
|
- // Add router hooks
|
|
|
- router.beforeEach(loadAsyncComponents.bind(_app))
|
|
|
- router.beforeEach(render.bind(_app))
|
|
|
- router.afterEach(normalizeComponents)
|
|
|
- router.afterEach(fixPrepatch.bind(_app))
|
|
|
-
|
|
|
- // If page already is server rendered
|
|
|
- if (NUXT.serverRendered) {
|
|
|
- mount()
|
|
|
- return
|
|
|
- }
|
|
|
-
|
|
|
- // First render on client-side
|
|
|
- render.call(_app, router.currentRoute, router.currentRoute, (path) => {
|
|
|
- // If not redirected
|
|
|
- if (!path) {
|
|
|
- normalizeComponents(router.currentRoute, router.currentRoute)
|
|
|
- showNextPage.call(_app, router.currentRoute)
|
|
|
- // Don't call fixPrepatch.call(_app, router.currentRoute, router.currentRoute) since it's first render
|
|
|
- mount()
|
|
|
- return
|
|
|
- }
|
|
|
-
|
|
|
- // Push the path and then mount app
|
|
|
- router.push(path, () => mount(), (err) => {
|
|
|
- if (!err) return mount()
|
|
|
- console.error(err)
|
|
|
- })
|
|
|
- })
|
|
|
-}
|