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survey.js
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survey.js
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var
EventEmitter = require('events').EventEmitter,
util = require('util'),
uuid = require('uuid');
var Survey = function(question, choices, maxReplies, channelName) {
EventEmitter.call(this);
this.id = uuid.v4();
this.question = question;
this.choices = choices;
this.channelName = channelName;
if (maxReplies) this.maxReplies = maxReplies;
this.instances = {};
};
util.inherits(Survey, EventEmitter);
Survey.prototype.postReactions = function(slack, ts) {
var self = this;
this.choices.forEach(function(choice) {
slack._apiCall('reactions.add', {
timestamp: ts,
channel: self.channelID,
name: choice.icon
}, function() {});
});
};
Survey.prototype.getChoiceByIcon = function(icon) {
var result;
this.choices.forEach(function(choice) {
if (choice.icon === icon) result = choice;
});
return result;
};
Survey.prototype.getUserAnswersForInstance = function(ts, userID) {
var
result = [],
instance = this.instances[ts];
if (instance) {
instance.forEach(function(response) {
if (response.responder.id === userID) result.push(response);
});
}
return result;
};
Survey.prototype.findResponseIndex = function(ts, userID, reaction) {
var
index = -1,
instance = this.instances[ts];
for (var i = 0; i < instance.length; i++) {
if (instance[i].responder.id === userID && instance[i].answer.icon === reaction) {
index = i;
}
}
return index;
};
module.exports = Survey;