2017-01-30 12:42:24 -08:00
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const ObservableStore = require('obs-store')
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const normalizeAddress = require('../sig-util').normalize
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class PreferencesController {
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constructor (opts = {}) {
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2017-02-21 12:32:13 -08:00
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const initState = opts.initState || { frequentRPCList: [] }
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2017-01-30 12:42:24 -08:00
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this.store = new ObservableStore(initState)
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}
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//
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// PUBLIC METHODS
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//
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2017-02-21 12:32:13 -08:00
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setSelectedAddress (_address) {
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2017-01-30 15:08:31 -08:00
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return new Promise((resolve, reject) => {
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const address = normalizeAddress(_address)
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this.store.updateState({ selectedAddress: address })
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resolve()
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})
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2017-01-30 12:42:24 -08:00
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}
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2017-02-21 12:32:13 -08:00
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getSelectedAddress (_address) {
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2017-01-30 12:42:24 -08:00
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return this.store.getState().selectedAddress
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}
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2017-02-21 12:51:46 -08:00
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addToFrequentRpcList (_url) {
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2017-02-21 12:32:13 -08:00
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return new Promise((resolve, reject) => {
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let rpcList = this.getFrequentRPCList()
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let index = rpcList.findIndex((element) => { element === _url })
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if (index) {
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rpcList.splice(index, 1)
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}
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if (rpcList.length >= 3) {
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rpcList.shift()
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}
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rpcList.push(_url)
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this.store.updateState({ frequentRPCList: rpcList })
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resolve()
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})
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}
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2017-02-21 12:51:46 -08:00
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getFrequentRpcList () {
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2017-02-21 12:32:13 -08:00
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return this.store.getState().frequentRPCList
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}
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2017-01-30 12:42:24 -08:00
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//
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// PRIVATE METHODS
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//
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}
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module.exports = PreferencesController
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