1 | exports.sync = function (store, router, options) {
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2 | var moduleName = (options || {}).moduleName || 'route'
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3 |
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4 | store.registerModule(moduleName, {
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5 | state: {},
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6 | mutations: {
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7 | 'router/ROUTE_CHANGED': function (state, transition) {
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8 | store.state[moduleName] = cloneRoute(transition.to, transition.from)
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9 | }
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10 | }
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11 | })
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12 |
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13 | var isTimeTraveling = false
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14 | var currentPath
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15 |
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16 |
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17 | store.watch(
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18 | function (state) { return state[moduleName] },
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19 | function (route) {
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20 | if (route.fullPath === currentPath) {
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21 | return
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22 | }
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23 | isTimeTraveling = true
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24 | currentPath = route.fullPath
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25 | router.push(route)
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26 | },
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27 | { sync: true }
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28 | )
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29 |
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30 |
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31 | router.afterEach(function (to, from) {
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32 | if (isTimeTraveling) {
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33 | isTimeTraveling = false
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34 | return
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35 | }
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36 | currentPath = to.fullPath
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37 | store.commit('router/ROUTE_CHANGED', { to: to, from: from })
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38 | })
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39 | }
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40 |
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41 | function cloneRoute (to, from) {
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42 | var clone = {
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43 | name: to.name,
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44 | path: to.path,
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45 | hash: to.hash,
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46 | query: to.query,
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47 | params: to.params,
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48 | fullPath: to.fullPath,
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49 | meta: to.meta
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50 | }
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51 | if (from) {
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52 | clone.from = cloneRoute(from)
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53 | }
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54 | return Object.freeze(clone)
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55 | }
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