AVACloud Node Examples - www.dangl-it.com

AppEntry.ts

// App main entry point
(async () => {
  await getOAuth2AccessToken();
  await executeAvaCloudExample();
})();

async function executeAvaCloudExample() {
  if (!accessToken) {
    console.log('No access token, exiting app.');
    return;
  }
  await transformGaebToExcel();
  await printProjectTotalPriceAndPositionCount();
}

AvaAnalyse.ts

function getProjectTotalPrice(project: ProjectDto): number {
  return project
    .serviceSpecifications[0]
    .totalPrice;
}

function getProjectPositionCount(project: ProjectDto): number {
  const servSpec = project
    .serviceSpecifications[0];
  const positionsCount = getPositionsInElementList(servSpec.elements);
  return positionsCount;
}

function getPositionsInElementList(elements: IElementDto[]): number {
  let positionsCount = 0;
  elements.forEach(element => {
    if (element instanceof PositionDto) {
      positionsCount++;
    } else if (element instanceof ServiceSpecificationGroupDto) {
      if (element.elements) {
        positionsCount += getPositionsInElementList(element.elements);
      }
    }
  });
  return positionsCount;
}

AvaConversion.ts

async function printProjectTotalPriceAndPositionCount() {
  console.log('Transforming GAEB file to AVA Project...');
  const gaebConversionClient = new GaebConversionApi();
  gaebConversionClient.accessToken = accessToken;
  const fileParam = getGaebFile();
  // The avaProject variable is of type ProjectDto and contains the unified project model
  const avaProject = (await gaebConversionClient.gaebConversionConvertToAva(fileParam)).body;
  const totalPrice = getProjectTotalPrice(avaProject);
  console.log('Project total price (net): ' + totalPrice);
  const countOfPositions = getProjectPositionCount(avaProject);
  console.log('Count of positions: ' + countOfPositions);
}

CreateNewGaebFile.ts

async function createNewGaebFile() {
  const avaConversionApi = new AvaConversionApi();
  avaConversionApi.accessToken = accessToken;

  const avaProject = {
    serviceSpecifications: [
      {
        elements: [
          {
            elementTypeDiscriminator: 'PositionDto',
            shortText: 'Concrete Wall',
            unitTag: 'm²',
            quantityComponents: [
              {
                formula: '10'
              }
            ],
            priceComponents: [
              {
                values: [
                  {
                    formula: '80'
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  };

  const gaebCreationResponse = await avaConversionApi.avaConversionConvertToGaeb(<ProjectDto><any>avaProject);
  writeFileSync('CreatedGaebFile.X86', gaebCreationResponse.body);
}

DanglIdentityUtils.ts

async function getOAuth2AccessToken(): Promise<void> {
  if (!clientId || !clientSecret) {
    console.log('Please provide values for clientId and clientSecret. You can find more info in the tutorial at www.dangl-it.com or the AVACloud documenation.');
    return;
  }
  const clientCredentialsRequest = new Promise(function (resolve, reject) {
    post('https://identity.dangl-it.com/connect/token', {
      auth: {
        username: clientId,
        password: clientSecret
      },
      body: 'grant_type=client_credentials&scope=avacloud',
      headers: {
        'Content-Type': 'application/x-www-form-urlencoded'
      }
    }, function (err, resp, body) {
      if (err) {
        console.log('Error');
        reject(err);
      } else {
        resolve(body);
      }
    });
  });
  try {
    const clientCredentialsResult = await clientCredentialsRequest;
    accessToken = JSON.parse(<string>clientCredentialsResult)['access_token'];
    if (!accessToken) {
      console.log('Failed to obtain an access token. Have you read the documentation and set up your OAuth2 client?');
    }
  } catch {
    console.log('Failed to obtain an access token. Have you read the documentation and set up your OAuth2 client?');
  }
}

ExcelConversion.ts

async function transformGaebToExcel() {
  console.log('Transforming GAEB file to Excel...');
  const gaebConversionClient = new GaebConversionApi();
  gaebConversionClient.accessToken = accessToken;
  const fileParam = getGaebFile();
  const conversionResult = await gaebConversionClient.gaebConversionConvertToExcel(fileParam, true, true, 'de');
  console.log('Saving Excel conversion result to:');
  console.log(gaebInputFile + '.xlsx');
  writeFileSync(gaebInputFile + '.xlsx', conversionResult.body);
}

GetGaebFile.ts

function getGaebFile(): FileParameter {
  const gaebFileBuffer = readFileSync(gaebInputFile);
  const fileParam: FileParameter = {
    value: gaebFileBuffer,
    options: {
      filename: 'GAEBXML_EN.X86',
      contentType: 'application/octet-stream'
    }
  };
  return fileParam;
}

package.json

{
  "name": "avacloud-demo-node",
  "version": "0.0.0",
  "private": true,
  "scripts": {
    "build": "tsc",
    "start": "tsc && node app.js"
  },
  "dependencies": {
    "@dangl/avacloud-client-node": "1.0.10"
  },
  "devDependencies": {
    "typescript": "^2.4.2"
  }
}