const request = require('request');
const fs = require('fs');

var user = "";
var password = "";
var tenant = "";
var baseUrl = "https://api.yuuvis.io/"

function createDocumentMetadata(doc_title, doc_fileName, doc_cid, doc_contentType) {
  return {
    "objects":[
      {
        "properties": {
            "system:objectTypeId": {
                "value": "document"
            },
            "Name": {
                "value": doc_title
            }
        },
        "contentStreams": [{
            "mimeType": doc_contentType,
            "fileName": doc_fileName,
            "cid": doc_cid
        }]
      }
    ]
  };
}

function createMultiDocumentMetadata(doc_titles, doc_fileNames, doc_cids, doc_contentTypes){
  var objects = []
  for (var i = 0; i < doc_titles.length; i++){
    objects[i] = {
      "properties": {
          "system:objectTypeId": {
              "value": "document"
          },
          "Name": {
              "value": doc_titles[i]
          }
      },
      "contentStreams": [{
          "mimeType": doc_contentTypes[i],
          "fileName": doc_fileNames[i],
          "cid": doc_cids[i]
      }]
    }
  }

  return {"objects": objects}
}

function createImportFormdata(doc_title, doc_fileName, doc_cid, doc_contentType){
  var formData = {}
  formData['data'] = {
    value: JSON.stringify(createDocumentMetadata(doc_title, doc_fileName, doc_cid, doc_contentType)),
    options: {
      contentType: 'application/json'
    }
  }
  formData[doc_cid]= {
    value: fs.createReadStream(doc_fileName),
    options: {
      contentType: doc_contentType,
      filename: doc_fileName
    }
  }
  return formData;
}

function createMultiImportFormdata(doc_titles, doc_fileNames, doc_cids, doc_contentTypes){
  var formData = {}
  formData['data'] = {
    value: JSON.stringify(createMultiDocumentMetadata(doc_titles, doc_fileNames, doc_cids, doc_contentTypes)),
    options: {
      contentType: 'application/json'
    }
  }
  for(var i = 0; i < doc_cids.length; i++){
    formData[doc_cids[i]] = {
      value: fs.createReadStream(doc_fileNames[i]),
      options: {
        contentType: doc_contentTypes[i],
        filename: doc_fileNames[i]
      }
    }
  }
  return formData;
}

function createImportRequest(doc_title, doc_fileName, doc_cid, doc_contentType) {
  return{
    method: 'POST',
    uri: baseUrl + 'dms-core/objects/',
    headers: {
      'Accept': 'application/json',
      'X-ID-TENANT-NAME': tenant,
      'Content-Type': 'multipart/form-data'
    },
    auth: {
      user: user,
      pass: password
    },
    formData: createImportFormdata(doc_title, doc_fileName, doc_cid, doc_contentType)
  }
}

function createMultiImportRequest(doc_titles, doc_fileNames, doc_cids, doc_contentTypes) {
  return{
    method: 'POST',
    uri: baseUrl + 'dms-core/objects/',
    headers: {
      'Accept': 'application/json',
      'X-ID-TENANT-NAME': tenant,
      'Content-Type': 'multipart/form-data'
    },
    auth: {
      user: user,
      pass: password
    },
    formData: createMultiImportFormdata(doc_titles, doc_fileNames, doc_cids, doc_contentTypes)
  }
}

function executeRequest(request_object){
  request.post(request_object, function callback(err, httpResponse, body) {
    if(err) throw err;
    else {
      console.log(httpResponse.statusCode)
      console.log(body)
  }})
}

function executePromiseRequest(request_object){
  var requestPromise = new Promise((resolve, reject) => {
    request(request_object, (error, res) => error ? reject(error) : resolve(res))
  })
  requestPromise.then(function(result){
    console.log(request_object.method + " Request:")
    console.log(request_object)
    console.log(request_object.method + " Response:")
    console.log(result.statusCode, result.statusMessage)
    console.log(result.body)
  }, function(err){
    console.log(err);
  })
}

// console.log(createImportFormdata("test", "test.txt", "cid_63apple", "text/plain"))
var simpleImportRequest = createImportRequest("test", "test.txt", "cid_63apple", "text/plain")
executeRequest(simpleImportRequest)

// var doc_titles = ["test", "test1"]
// var doc_fileNames = ["test.txt", "test1.txt"]
// var doc_cids = ["cid_63apple", "cid_64apple"]
// var doc_contentTypes = ["text/plain", "text/plain"]
//
// // console.log(createMultiImportFormdata(doc_titles, doc_fileNames, doc_cids, doc_contentTypes))
// var simpleMultiImportRequest = createMultiImportRequest(doc_titles, doc_fileNames, doc_cids, doc_contentTypes)
// executeRequest(simpleMultiImportRequest)