'use strict';

var chai = chai || require('chai');
var should = chai.should();
var sinon = require('sinon');
var bitcore = bitcore || require('bitcore');
try {
  var copay = require('copay'); //browser
} catch (e) {
  var copay = require('../copay'); //node
}
var Insight = copay.Insight || require('../js/models/blockchain/Insight');

var ID = '933bf321393459b7';
var copayers = [
  'tpubD6NzVbkrYhZ4WeSS3M5axcR1EMYPeerA8GozBmYVLKSjriMXhse1C4kiLJMvaaDKRBaP7iSJJo5wMBh3JSYcMz1vrwXKKnAgtt4V4pfSEcq',
  'tpubD6NzVbkrYhZ4XPjvz7c2544jPBY2WKCJVCETEE68ykBLMcE7J3GVDGvmPEdzvTWWXxQsE25rm7f4J1ZNxzWhuR7iEhX1m4dS9HrYbg1ezUP',
  'tpubD6NzVbkrYhZ4YTRVfKf1tHgydyvoEWdsBRVCG6odCZdpY7nPZWxA26sLPtyHkquzHmgdAH8HpftobnJJUvcbi7MyHVqXmPLJCW9KCS6rkw8',
  'tpubD6NzVbkrYhZ4XDY86vJmcCUuUvbqujhM633a5ih8b6ngm1AsskGz3orGkjvbzcJNQUJSK9jqggRwSohq3LAigwWZ8uzGNrGZqCwaE95foAj',
  'tpubD6NzVbkrYhZ4XGHkbBTx4kU5w7RDb9hWXyK9tuEaYrY9SJUWBCUxrcMFkqBa6qAv11FNdVJ4MFxKdnKnjoBWDY6SwBtmP83gjFHTV5zz4RW'
];
var addresses = [
  '2NATQJnaQe2CUKLyhL1zdNkttJM1dUH9HaM',
  '2NE9hTCffeugo5gQtfB4owq98gyTeWC56yb', // 41btc
  '2N9D5bcCQ2bPWUDByQ6Qb5bMgMtgsk1rw3x', // 50btc
  '2NBEAi14f3xhwmGs9omEgKUwsW84BkzLp7S',
  '2N3RhiBW4ssXJnEbPjBCYThJHhEHQWAapf6',
  '2Mvn2Duvw8cdHs5AB8ZLXfoef1a71UrDr4W',
  '2NFjCBFZSsxiwWAD7CKQ3hzWFtf9DcqTucY',
  '2N9EdxU3co5XKTyj3yhFBeU3qw3EM1rrgzE'
];

var unspent = [{
  address: "2NE9hTCffeugo5gQtfB4owq98gyTeWC56yb",
  txid: "d5597c6cf7f72507af63a4d5a2f9f84edb45fb42452cc8c514435b7a93158915",
  vout: 0,
  ts: 1397050347,
  scriptPubKey: "a914e54f125244a0bf91f9c5d861dc28343ccf19883d87",
  amount: 41,
  confirmations: 7007
}, {
  address: "2N9D5bcCQ2bPWUDByQ6Qb5bMgMtgsk1rw3x",
  txid: "90d0e1f993fc41596e7b0a7a3be8ef65d606164e13ce538bd3f48136b60eff5a",
  vout: 0,
  ts: 1397070106,
  scriptPubKey: "a914af1a2d1a9c0fa172ed70bc1c50ea6b66994e9abf87",
  amount: 50,
  confirmations: 6728
}];

var rawtx = '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';


describe('Insight model', function() {


  it('should create an instance', function() {
    var i = new Insight();
    should.exist(i);
  });

  // Tests for Node
  if (typeof process !== 'undefined' && process.version) {
    it('should return array of unspent output', function(done) {
      var i = new Insight();


      var http = require('http');
      var request = {
        statusCode: 200
      };

      request.on = function(event, cb) {
        if (event === 'error') return;
        if (event === 'data') return cb(JSON.stringify(unspent));
        return cb();
      };

      var req = {};
      req.write = function() {};
      req.end = function() {};


      sinon
      .stub(http, 'request')
      .returns(req)
      .yields(request);

      i.getUnspent(['2MuD5LnZSViZZYwZbpVsagwrH8WWvCztdmV', '2NBSLoMvsHsf2Uv3LA17zV4beH6Gze6RovA'], function(e, ret) {
        should.not.exist(e);
        ret.should.deep.equal(unspent);
        http.request.restore();
        done();
      });
    });

    it('should return txid', function(done) {
      var i = new Insight();

      var http = require('http');
      var request = {
        statusCode: 200
      };

      request.on = function(event, cb) {
        if (event === 'error') return;
        if (event === 'data') return cb('{ "txid": "1234" }');
        return cb();
      };

      var req = {};
      req.write = function() {};
      req.end = function() {};

      sinon
      .stub(http, 'request')
      .returns(req)
      .yields(request);

      i.sendRawTransaction(rawtx, function(a) {
        should.exist(a);
        a.should.equal('1234');
        http.request.restore();
        done();
      });
    });
  }



  it('#checkActivity for innactive addreses', function(done) {
    var w = new Insight();
    w.getTransactions = function(addresses, cb) {
      cb([]);
    };

    w.checkActivity(addresses, function(err, actives) {
      actives.length.should.equal(addresses.length);
      actives.filter(function(i) {
        return i
      }).length.should.equal(0);
      done();
    });
  });
  it('#checkActivity for active addreses', function(done) {
    var w = new Insight();
    w.getTransactions = function(addresses, cb) {
      cb([{
        vin: [{
          addr: '2NATQJnaQe2CUKLyhL1zdNkttJM1dUH9HaM'
        }],
        vout: []
      }, {
        vin: [{
          addr: '2NATQJnaQe2CUKLyhL1zdNkttJM1dUH9HaM'
        }],
        vout: []
      }, {
        vin: [{
          addr: '2N9D5bcCQ2bPWUDByQ6Qb5bMgMtgsk1rw3x'
        }],
        vout: []
      }, {
        vin: [],
        vout: [{
          scriptPubKey: {
            addresses: ['2NFjCBFZSsxiwWAD7CKQ3hzWFtf9DcqTucY']
          }
        }]
      }]);
    };

    w.checkActivity(addresses, function(err, actives) {
      actives.length.should.equal(addresses.length);
      actives.filter(function(i) {
        return i
      }).length.should.equal(3);
      done();
    });
  });


  it('should handle getTransaction null response', function(done) {
    var w = new Insight();
    w._request = sinon.stub().yields();
    w.getTransactions(['asdasd'], function(ret) {
      ret.length.should.equal(0);
      done();
    });
  });



  it('should handle getTransaction empty response', function(done) {
    var w = new Insight();
    w._request = sinon.stub().yields([]);
    w.getTransactions(['asdasd'], function(ret) {
      ret.length.should.equal(0);
      done();
    });
  });

  describe("#checkSentTx", function() {
    it('should return true if Tx is found', function(done) {
      var w = new Insight();
      w._request = sinon.stub().yields(null, {
        txid: "414142",
      });
      var tx = function() {};
      tx.prototype.getHash = function(){return  new Buffer('BAA')};
      w.checkSentTx(new tx(), function(err, ret) {
        should.not.exist(err);
        ret.should.equal('414142');
        done();
      });
    });
    it('should return false if Tx is not found', function(done) {
      var w = new Insight();
      w._request = sinon.stub().yields(null, {
        txid: "414142",
      });
      var tx = function() {};
      tx.prototype.getHash = function(){return new Buffer('ABC')};
      w.checkSentTx(new tx(), function(err, ret) {
        should.not.exist(err);
        ret.should.equal(false);
        done();
      });
    });
  });

});