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64 lines
No EOL
2.7 KiB
CoffeeScript
64 lines
No EOL
2.7 KiB
CoffeeScript
define [
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"base"
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], (App) ->
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App.controller "ChatController", ["$scope", ($scope) ->
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james = {
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id: $scope.user.id
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first_name: "James"
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last_name: "Allen"
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email: "james@sharelatex.com"
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}
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james2 = {
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id: "james2-id"
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first_name: "James"
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last_name: "Allen"
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email: "jamesallen0108@gmail.com"
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}
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henry = {
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id: "henry-id"
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first_name: "Henry"
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last_name: "Oswald"
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email: "henry.oswald@sharelatex.com"
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}
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$scope.chat.messages = [
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{ content: "Hello world", timestamp: Date.now() - 2000, user: james2 }
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{ content: "Hello, this is the new chat", timestamp: Date.now() - 4000, user: james }
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{ content: "Here are some longer messages to show what it looks like when I say a lot!", timestamp: Date.now() - 20000, user: henry }
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{ content: "What about some maths? $x^2 = 1$?", timestamp: Date.now() - 22000, user: james2 }
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{ content: "Nope, that doesn't work yet!", timestamp: Date.now() - 45000, user: henry }
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{ content: "I'm running out of things to say.", timestamp: Date.now() - 56000, user: henry }
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{ content: "Yep, me too", timestamp: Date.now() - 100000, user: james }
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{ content: "Hmm, looks like we've had this conversation backwards", timestamp: Date.now() - 120000, user: james }
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{ content: "Hello world", timestamp: Date.now() - 202000, user: james2 }
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{ content: "Hello, this is the new chat", timestamp: Date.now() - 204000, user: james }
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{ content: "Here are some longer messages to show what it looks like when I say a lot!", timestamp: Date.now() - 2020000, user: henry }
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{ content: "What about some maths? $x^2 = 1$?", timestamp: Date.now() - 12022000, user: james2 }
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{ content: "Nope, that doesn't work yet!", timestamp: Date.now() - 12045000, user: henry }
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{ content: "I'm running out of things to say.", timestamp: Date.now() - 22056000, user: henry }
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{ content: "Yep, me too", timestamp: Date.now() - 220100000, user: james }
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{ content: "Hmm, looks like we've had this conversation backwards", timestamp: Date.now() - 520120000, user: james }
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].reverse()
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$scope.$watch "chat.messages", (messages) ->
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if messages?
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$scope.chat.groupedMessages = groupMessages(messages)
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TIMESTAMP_GROUP_SIZE = 5 * 60 * 1000 # 5 minutes
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groupMessages = (messages) ->
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previousMessage = null
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groupedMessages = []
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for message in messages
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shouldGroup = previousMessage? and
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previousMessage.user == message.user and
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message.timestamp - previousMessage.timestamp < TIMESTAMP_GROUP_SIZE
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if shouldGroup
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previousMessage.timestamp = message.timestamp
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previousMessage.contents.push message.content
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else
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groupedMessages.push(previousMessage = {
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user: message.user
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timestamp: message.timestamp
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contents: [message.content]
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})
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return groupedMessages
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] |