updated by GasGit automation
This commit is contained in:
Bruce McPherson
parent
8974faf1bc
commit
e4c56d30d8
1 changed files with 107 additions and 97 deletions
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@ -1,14 +1,14 @@
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/**
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* simulate Watcher with apps script
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* various changes server side can be watched for server side
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* and resolved client side
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* @constructor ClientWatcher
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*/
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* simulate Watcher with apps script
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* various changes server side can be watched for server side
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* and resolved client side
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* @constructor ClientWatcher
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*/
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var ClientWatcher = (function (ns) {
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var watchers_ = {},startTime_=0, pack_;
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// now clean it
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function cleanTheCamel_ (cleanThis) {
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return typeof cleanThis === "string" ? cleanThis.slice(0,1).toUpperCase() + cleanThis.slice(1) : cleanThis;
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@ -16,27 +16,28 @@ var ClientWatcher = (function (ns) {
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/**
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* return {object} all current Watchers, the id is the key
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*/
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*/
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ns.getWatchers = function () {
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return watchers_;
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};
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/**
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* add a Watcher
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* @param {object} options what to watch
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* @param {string} [sheet] the sheet to watch if missing, watch the active sheet
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* @param {string} [range] the range to watch - if missing, watch the whole sheet
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* @param {string} [property=Data] matches getData, getBackground
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* @param {TYPES} [type=SHEET] the type of Watcher
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* @param {number} pollFrequency in ms, how often to poll
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* @return {ClientWatcher.Watcher} the Watcher
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*/
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* add a Watcher
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* @param {object} options what to watch
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* @param {string} [sheet] the sheet to watch if missing, watch the active sheet
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* @param {string} [range] the range to watch - if missing, watch the whole sheet
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* @param {string} [property=Data] matches getData, getBackground
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* @param {TYPES} [type=SHEET] the type of Watcher
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* @param {number} pollFrequency in ms, how often to poll
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* @return {ClientWatcher.Watcher} the Watcher
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*/
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ns.addWatcher = function (options) {
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// default settings for a Watcher request
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var watch = Utils.vanMerge ([{
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pollFrequency:2500, // if this is 0, then polling is not done, and it needs self.poke()
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id: '' , // Watcher id
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pollVisibleOnly:true, // just poll if the page is actually visible
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watch: {
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active: true, // whether to watch for changes to active
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data: true, // whether to watch for data content changes
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@ -53,7 +54,8 @@ var ClientWatcher = (function (ns) {
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range: "", // if range, specifiy a range to watch
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sheet: "", // a sheet name - if not given, the active sheet will be used
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property:"Values", // Values,Backgrounds etc...
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fiddler:true // whether to create a fiddler to mnipulate data (ignored for nondata property)
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fiddler:true, // whether to create a fiddler to mnipulate data (ignored for nondata property)
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applyFilters:false // whether to apply filters
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}
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},options || {}]);
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@ -62,16 +64,16 @@ var ClientWatcher = (function (ns) {
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watch.domain[k] = cleanTheCamel_ (watch.domain[k]);
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});
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watch.id = watch.id || ('w' + Object.keys(watchers_).length);
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// add to the registry
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return (watchers_[watch.id] = ns.newWatcher(watch));
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};
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/**
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* remove a Watcher
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* @param {string||object} id the id or object
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* @return {ClientWatcher} self
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*/
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* remove a Watcher
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* @param {string||object} id the id or object
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* @return {ClientWatcher} self
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*/
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ns.removeWatcher = function (watcher) {
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var id = Utils.isVanObject(watcher) ? watcher.id : watcher;
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if (!id || watchers_[id]) {
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@ -82,26 +84,26 @@ var ClientWatcher = (function (ns) {
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return ns;
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};
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/**
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* return a specifc Watcher
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* @param {string} id the Watcher
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* @return {ClientWatcher.watcher} the Watcher
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*/
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* return a specifc Watcher
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* @param {string} id the Watcher
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* @return {ClientWatcher.watcher} the Watcher
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*/
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ns.getWatcher = function (id) {
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return watchers_[id];
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};
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/**
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* used to create a new Watcher object
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* @return {ClientWatcher.Watcher}
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*/
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* used to create a new Watcher object
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* @return {ClientWatcher.Watcher}
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*/
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ns.newWatcher = function (watch) {
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return new ns.Watcher(watch);
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}
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/**
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* this is a Watcher object
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* @param {object} watch the Watcher resource
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* @return {ClientWatcher.Watcher}
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*/
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* this is a Watcher object
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* @param {object} watch the Watcher resource
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* @return {ClientWatcher.Watcher}
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*/
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ns.Watcher = function (watch) {
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var self = this;
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@ -119,7 +121,8 @@ var ClientWatcher = (function (ns) {
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responded:0, // time responded
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errors:0 , // number of errors
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hits:0, // how many times a change was detected
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totalWaiting:0 // time spent waiting for server response
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totalWaiting:0, // time spent waiting for server response
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idle:0 // no of times we didnt bother polling
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};
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self.start = function () {
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@ -155,17 +158,17 @@ var ClientWatcher = (function (ns) {
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};
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/**
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* if you want the latest status
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* @return {object} status
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*/
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* if you want the latest status
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* @return {object} status
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*/
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self.getStatus = function () {
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return status_;
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};
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/**
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* do the next polling after waiting some time
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* @return {Promise}
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*/
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* do the next polling after waiting some time
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* @return {Promise}
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*/
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function nextPolling_ (immediate) {
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return new Promise(function (resolve,reject) {
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setTimeout ( function () {
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@ -202,7 +205,7 @@ var ClientWatcher = (function (ns) {
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}
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self.start()
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.then (function(pack) {
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if (pack.changed.active || pack.changed.data || pack.changed.sheets) {
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callback(current_, pack, self);
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@ -222,11 +225,11 @@ var ClientWatcher = (function (ns) {
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};
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/**
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* this returns a promise
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* which will be resolved when the server sends back changed data
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* and rejected when there is no change
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* @return {Promise}
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*/
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* this returns a promise
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* which will be resolved when the server sends back changed data
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* and rejected when there is no change
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* @return {Promise}
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*/
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self.poll = function () {
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status_.requested = new Date().getTime();
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@ -252,63 +255,70 @@ var ClientWatcher = (function (ns) {
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function pollWork () {
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return new Promise(function (resolve, reject) {
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Provoke.run ("ServerWatcher", "poll", watch_)
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.then (
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function (pack) {
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// save this for interest
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pack_ = pack;
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current_.dataSource = pack_.dataSource;
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// if there's been some changes to data then store it
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if (pack.data) {
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// check for visibility.. if not visible, then don't bother polling
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if (pack_ && watch_.pollVisibleOnly && !ifvisible.now() ) {
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status_.idle++;
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finallyActions();
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resolve(pack_);
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}
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else {
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Provoke.run ("ServerWatcher", "poll", watch_)
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.then (
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function (pack) {
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// save this for interest
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pack_ = pack;
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current_.dataSource = pack_.dataSource;
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if (watch_.domain.fiddler && watch_.domain.property === "Values") {
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// it may fail because data is in midde of being updated
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// but that's - it'll get it next time.
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try {
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current_.fiddler = new Fiddler().setValues(pack.data);
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}
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catch (err) {
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// dont want to count this as a valid piece of data yet
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// so we'll pass on this poll result and treat it as a reject
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return rejectActions(reject,err);
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// if there's been some changes to data then store it
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if (pack.data) {
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if (watch_.domain.fiddler && watch_.domain.property === "Values") {
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// it may fail because data is in midde of being updated
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// but that's - it'll get it next time.
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try {
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current_.fiddler = new Fiddler().setValues(pack.data);
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}
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catch (err) {
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// dont want to count this as a valid piece of data yet
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// so we'll pass on this poll result and treat it as a reject
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return rejectActions(reject,err);
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}
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}
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watch_.checksum.data = pack.checksum.data;
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current_.data = pack.data;
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}
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watch_.checksum.data = pack.checksum.data;
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current_.data = pack.data;
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}
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// if there's been some changes to active positions
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if(pack.active) {
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current_.active = pack.active;
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watch_.checksum.active = pack.checksum.active;
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}
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// if there's been some changes to sheets then store it
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if (pack.sheets) {
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current_.sheets = pack.sheets;
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watch_.checksum.sheets = pack.checksum.sheets;
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}
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if (pack.data || pack.active || pack.sheets) {
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status_.hits++;
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}
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finallyActions();
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resolve (pack);
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})
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['catch'](function (err) {
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// sometimes there will be network errors which can generally be ignored..
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rejectActions (reject, err);
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});
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// if there's been some changes to active positions
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if(pack.active) {
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current_.active = pack.active;
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watch_.checksum.active = pack.checksum.active;
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}
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// if there's been some changes to sheets then store it
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if (pack.sheets) {
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current_.sheets = pack.sheets;
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watch_.checksum.sheets = pack.checksum.sheets;
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}
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if (pack.data || pack.active || pack.sheets) {
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status_.hits++;
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}
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finallyActions();
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resolve (pack);
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})
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['catch'](function (err) {
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// sometimes there will be network errors which can generally be ignored..
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rejectActions (reject, err);
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});
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}
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});
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}
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};
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};
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return ns;
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