var request = require('request-promise');
var common = require('../../routes/common');
var logger = require('../shared/logger');
var options = {};

exports.getInfo = (req, res, next) => {
  logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Getting Boltz Information..'});
  options = common.getBoltzServerOptions();
  if (options.url === '') {
    const errMsg = 'Boltz Server URL is missing in the configuration.';
    const err = common.handleError({ statusCode: 500, message: 'Get Info Error', error: errMsg },  'Boltz', errMsg);
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  }
  options.url = options.url + '/v1/info';
  request(options).then(function (body) {
    logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Boltz Information Received'});
    logger.log({level: 'DEBUG', fileName: 'Boltz', msg: 'Boltz Get Info', data: body});
    res.status(200).json(body);
  })
  .catch(errRes => {
    const err = common.handleError(errRes,  'Boltz', 'Get Info Error');
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  });
};

exports.getServiceInfo = (req, res, next) => {
  logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Getting Service Information..'});
  options = common.getBoltzServerOptions();
  if (options.url === '') {
    const errMsg = 'Boltz Server URL is missing in the configuration.';
    const err = common.handleError({ statusCode: 500, message: 'Get Service Information Error', error: errMsg },  'Boltz', errMsg);
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  }
  options.url = options.url + '/v1/serviceinfo';
  request(options).then(function (body) {
    logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Service Information Received'});
    logger.log({level: 'DEBUG', fileName: 'Boltz', msg: 'Boltz Get Service Info', data: body});
    res.status(200).json(body);
  })
  .catch(errRes => {
    const err = common.handleError(errRes,  'Boltz', 'Get Service Information Error');
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  });
};

exports.listSwaps = (req, res, next) => {
  logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Getting List Swaps..'});
  options = common.getBoltzServerOptions();
  if (options.url === '') {
    const errMsg = 'Boltz Server URL is missing in the configuration.';
    const err = common.handleError({ statusCode: 500, message: 'List Swaps Error', error: errMsg },  'Boltz', errMsg);
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  }
  options.url = options.url + '/v1/listswaps';
  request(options).then(function (body) {
    logger.log({level: 'DEBUG', fileName: 'Boltz', msg: 'Boltz List Swaps Info', data: body});
    if (body && body.swaps && body.swaps.length && body.swaps.length > 0) { body.swaps = body.swaps.reverse(); }
    if (body && body.reverseSwaps && body.reverseSwaps.length && body.reverseSwaps.length > 0) { body.reverseSwaps = body.reverseSwaps.reverse(); }
    logger.log({level: 'INFO', fileName: 'Boltz', msg: 'List Swaps Received'});
    res.status(200).json(body);
  })
  .catch(errRes => {
    const err = common.handleError(errRes,  'Boltz', 'List Swaps Error');
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  });
};

exports.getSwapInfo = (req, res, next) => {
  logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Getting Swap..'});
  options = common.getBoltzServerOptions();
  if (options.url === '') {
    const errMsg = 'Boltz Server URL is missing in the configuration.';
    const err = common.handleError({ statusCode: 500, message: 'Get Swap Information Error', error: errMsg },  'Boltz', errMsg);
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  }
  options.url = options.url + '/v1/swap/' + req.params.swapId;
  request(options).then(function (body) {
    logger.log({level: 'DEBUG', fileName: 'Boltz', msg: 'Boltz Swap Info', data: body});
    logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Swap Received'});
    res.status(200).json(body);
  })
  .catch(errRes => {
    const err = common.handleError(errRes,  'Boltz', 'Swap Info Error');
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  });
};

exports.createSwap = (req, res, next) => {
  logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Creating Swap..'});
  options = common.getBoltzServerOptions();
  if (options.url === '') {
    const errMsg = 'Boltz Server URL is missing in the configuration.';
    const err = common.handleError({ statusCode: 500, message: 'Create Swap Error', error: errMsg },  'Boltz', errMsg);
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  }
  options.url = options.url + '/v1/createswap';
  options.body = { amount: req.body.amount };
  if (req.body.address !== '') { options.body.address = req.body.address; }
  logger.log({level: 'DEBUG', fileName: 'Boltz', msg: 'Create Swap Body', data: options.body});
  request.post(options).then(createSwapRes => {
    logger.log({level: 'DEBUG', fileName: 'Boltz', msg: 'Create Swap Response', data: createSwapRes});
    logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Swap Created'});
    res.status(201).json(createSwapRes);
  })
  .catch(errRes => {
    const err = common.handleError(errRes,  'Boltz', 'Create Swap Error');
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  });
};

exports.createReverseSwap = (req, res, next) => {
  logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Creating Reverse Swap..'});
  options = common.getBoltzServerOptions();
  if (options.url === '') {
    const errMsg = 'Boltz Server URL is missing in the configuration.';
    const err = common.handleError({ statusCode: 500, message: 'Create Reverse Swap Error', error: errMsg },  'Boltz', errMsg);
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  }
  options.url = options.url + '/v1/createreverseswap';
  options.body = { amount: req.body.amount };
  if (req.body.address !== '') { options.body.address = req.body.address; }
  logger.log({level: 'DEBUG', fileName: 'Boltz', msg: 'Create Reverse Swap Body', data: options.body});
  request.post(options).then(createReverseSwapRes => {
    logger.log({level: 'DEBUG', fileName: 'Boltz', msg: 'Create Reverse Swap Response', data: createReverseSwapRes});
    logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Reverse Swap Created'});
    res.status(201).json(createReverseSwapRes);
  })
  .catch(errRes => {
    const err = common.handleError(errRes,  'Boltz', 'Create Reverse Swap Error');
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  });
};

exports.createChannel = (req, res, next) => {
  logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Creating Boltz Channel..'});
  options = common.getBoltzServerOptions();
  if (options.url === '') {
    const errMsg = 'Boltz Server URL is missing in the configuration.';
    const err = common.handleError({ statusCode: 500, message: 'Create Channel Error', error: errMsg },  'Boltz', errMsg);
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  }
  options.url = options.url + '/v1/createchannel';
  options.body = { amount: req.body.amount };
  if (req.body.address !== '') { options.body.address = req.body.address; }
  logger.log({level: 'DEBUG', fileName: 'Boltz', msg: 'Create Channel Body', data: options.body});
  request.post(options).then(createChannelRes => {
    logger.log({level: 'DEBUG', fileName: 'Boltz', msg: 'Create Channel Response', data: createChannelRes});
    logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Boltz Channel Created'});
    res.status(201).json(createChannelRes);
  })
  .catch(errRes => {
    const err = common.handleError(errRes,  'Boltz', 'Create Channel Error');
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  });
};

exports.deposit = (req, res, next) => {
  logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Boltz Deposit Start..'});
  options = common.getBoltzServerOptions();
  if (options.url === '') {
    const errMsg = 'Boltz Server URL is missing in the configuration.';
    const err = common.handleError({ statusCode: 500, message: 'Deposit Error', error: errMsg },  'Boltz', errMsg);
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  }
  options.url = options.url + '/v1/deposit';
  request.post(options).then(depositRes => {
    logger.log({level: 'DEBUG', fileName: 'Boltz', msg: 'Deposit Response', data: depositRes});
    logger.log({level: 'INFO', fileName: 'Boltz', msg: 'Boltz Deposit Finished'});
    res.status(201).json(depositRes);
  })
  .catch(errRes => {
    const err = common.handleError(errRes,  'Boltz', 'Deposit Error');
    return res.status(err.statusCode).json({message: err.message, error: err.error});
  });
};