import { isObject,
          doRequest,
          getRequestOptions } from './utils';

export default class {
  constructor (host, auth, headers) {
    this.host = host;
    this.auth = auth;
    this.headers = headers;
  }

    get (options) {
      const operationSettings = {
  "requiresBody": false,
  "queryParams": [
    {
      "name": "process_definition_name",
      "nameCamelCase": "processDefinitionName"
    },
    {
      "name": "task_definition_name",
      "nameCamelCase": "taskDefinitionName"
    },
    {
      "name": "allowed_statuses",
      "nameCamelCase": "allowedStatuses"
    },
    {
      "name": "start_time",
      "nameCamelCase": "startTime"
    },
    {
      "name": "end_time",
      "nameCamelCase": "endTime"
    },
    {
      "name": "limit",
      "nameCamelCase": "limit"
    }
  ],
  "isApplicationJson": false,
  "isFormUrlEncoded": false,
  "method": "GET"
};

      return getRequestOptions(operationSettings, options)
        .then((opts) => {
          const uri = `${this.host}/api/tasks/`;
          const auth = opts.auth || this.auth;
          const headers = this.headers || {};

          // Layer in some options local to this class
          const requestOpts = Object.assign({ headers }, opts, {
            auth,
            uri
          });

          return doRequest(requestOpts).then(function (serverResponse) {
            switch (serverResponse.statusCode) {
              case 200:
                if (requestOpts.json) {
                  return Promise.resolve(serverResponse.body);
                } else {
                  return Promise.resolve(JSON.parse(serverResponse.body));
                }
              default:
                return Promise.reject(new Error('Unknown response code: ' + serverResponse.statusCode));
            }
          });
        });
    }

    postLogEntriesByTaskId (taskId, options) {
      const operationSettings = {
  "requiresBody": true,
  "bodyType": "[log_entry]",
  "queryParams": [],
  "isApplicationJson": true,
  "isFormUrlEncoded": false,
  "method": "POST"
};

      return getRequestOptions(operationSettings, options)
        .then((opts) => {
          const uri = `${this.host}/api/tasks/${taskId}/log_entries`;
          const auth = opts.auth || this.auth;
          const headers = this.headers || {};

          // Layer in some options local to this class
          const requestOpts = Object.assign({ headers }, opts, {
            auth,
            uri
          });

          return doRequest(requestOpts).then(function (serverResponse) {
            switch (serverResponse.statusCode) {
              case 204:
                return Promise.resolve();
              default:
                return Promise.reject(new Error('Unknown response code: ' + serverResponse.statusCode));
            }
          });
        });
    }

    postMetadataByTaskId (taskId, options) {
      const operationSettings = {
  "requiresBody": true,
  "bodyType": "[metadata_entry]",
  "queryParams": [],
  "isApplicationJson": true,
  "isFormUrlEncoded": false,
  "method": "POST"
};

      return getRequestOptions(operationSettings, options)
        .then((opts) => {
          const uri = `${this.host}/api/tasks/${taskId}/metadata`;
          const auth = opts.auth || this.auth;
          const headers = this.headers || {};

          // Layer in some options local to this class
          const requestOpts = Object.assign({ headers }, opts, {
            auth,
            uri
          });

          return doRequest(requestOpts).then(function (serverResponse) {
            switch (serverResponse.statusCode) {
              case 204:
                return Promise.resolve();
              default:
                return Promise.reject(new Error('Unknown response code: ' + serverResponse.statusCode));
            }
          });
        });
    }

    postSucceedByTaskId (taskId, options) {
      const operationSettings = {
  "requiresBody": true,
  "queryParams": [],
  "isApplicationJson": false,
  "isFormUrlEncoded": true,
  "method": "POST"
};

      return getRequestOptions(operationSettings, options)
        .then((opts) => {
          const uri = `${this.host}/api/tasks/${taskId}/succeed`;
          const auth = opts.auth || this.auth;
          const headers = this.headers || {};

          // Layer in some options local to this class
          const requestOpts = Object.assign({ headers }, opts, {
            auth,
            uri
          });

          return doRequest(requestOpts).then(function (serverResponse) {
            switch (serverResponse.statusCode) {
              case 204:
                return Promise.resolve();
              default:
                return Promise.reject(new Error('Unknown response code: ' + serverResponse.statusCode));
            }
          });
        });
    }

    postFailByTaskId (taskId, options) {
      const operationSettings = {
  "requiresBody": true,
  "queryParams": [],
  "isApplicationJson": false,
  "isFormUrlEncoded": true,
  "method": "POST"
};

      return getRequestOptions(operationSettings, options)
        .then((opts) => {
          const uri = `${this.host}/api/tasks/${taskId}/fail`;
          const auth = opts.auth || this.auth;
          const headers = this.headers || {};

          // Layer in some options local to this class
          const requestOpts = Object.assign({ headers }, opts, {
            auth,
            uri
          });

          return doRequest(requestOpts).then(function (serverResponse) {
            switch (serverResponse.statusCode) {
              case 204:
                return Promise.resolve();
              default:
                return Promise.reject(new Error('Unknown response code: ' + serverResponse.statusCode));
            }
          });
        });
    }

}