titarenko/generator-erma

Log = require "../Log"

extend = (target) ->
    sources = Array::slice.call arguments, 1
    for source in sources
        for name, value of source when source.hasOwnProperty name
            target[name] = value
    target

getParams = (logic, req, done) ->
    switch logic.length
        when 1
            [done]
        when 2
            [req.user._id, done]
        when 3
            [req.user._id, extend(req.query, req.body, req.params), done]

handler = (logic) ->
    (req, res) ->
        logic.apply @, getParams logic, req, (error, result) ->
            if error
                Log.error JSON.stringify ip: req.connection.remoteAddress, error: error
                res.statusCode = 500
                res.end error
            else
                res.json result

module.exports = handler