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# Description:
# DOCOMOの雑談APIを利用した雑談
#
# Author:
# FromAtom
getTimeDiffAsMinutes = (old_msec) ->
now = new Date()
old = new Date(old_msec)
diff_msec = now.getTime() - old.getTime()
diff_minutes = parseInt( diff_msec / (60*1000), 10 )
return diff_minutes
module.exports = (robot) ->
robot.respond /(\S+)/i, (msg) ->
DOCOMO_API_KEY = process.env.DOCOMO_API_KEY
message = msg.match[1]
return unless DOCOMO_API_KEY && message
## ContextIDを読み込む
KEY_DOCOMO_CONTEXT = 'docomo-talk-context'
context = robot.brain.get KEY_DOCOMO_CONTEXT || ''
## 前回会話してからの経過時間調べる
KEY_DOCOMO_CONTEXT_TTL = 'docomo-talk-context-ttl'
TTL_MINUTES = 20
old_msec = robot.brain.get KEY_DOCOMO_CONTEXT_TTL
diff_minutes = getTimeDiffAsMinutes old_msec
## 前回会話してから一定時間経っていたらコンテキストを破棄
if diff_minutes > TTL_MINUTES
context = ''
url = 'https://api.apigw.smt.docomo.ne.jp/dialogue/v1/dialogue?APIKEY=' + DOCOMO_API_KEY
user_name = msg.message.user.name
request = require('request');
request.post
url: url
json:
utt: message
nickname: user_name if user_name
context: context if context
, (err, response, body) ->
## ContextIDの保存
robot.brain.set KEY_DOCOMO_CONTEXT, body.context
## 会話発生時間の保存
now_msec = new Date().getTime()
robot.brain.set KEY_DOCOMO_CONTEXT_TTL, now_msec
msg.send body.utt
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