application.yml

name: Webhook-To-Stripe
steps:
  - type: trigger
    instance:
      src: https://github.com/mesg-foundation/service-webhook
    eventKey: request
  - type: task
    key: request-data
    instance:
      src: https://github.com/mesg-foundation/service-js-function
    taskKey: execute
    inputs:
      code: >
        module.export = value => ({
          email: value.email,
          number: value.number,
          ethAddress: value.ethAddress,
          credit_card_token: value.credit_card_token,
          amount: (value.number / 1e18) * 0.4 * 100
        })
      inputs:
        email:
          key: data.email
        number:
          key: data.number
        ethAddress:
          key: data.ethAddress
        credit_card_token:
          key: data.token
  - type: task
    key: stripe-charge
    instance:
      src: https://github.com/mesg-foundation/service-stripe
      env:
        - STRIPE_SECRET_KEY=$(env:STRIPE_SECRET_KEY)
    taskKey: charge
    inputs:
      amount:
        stepKey: request-data
        key: result.amount
      currency: usd
      email:
        stepKey: request-data
        key: result.email
      metadata:
        address:
          stepKey: request-data
          key: result.ethAddress
        tokens:
          stepKey: request-data
          key: result.number
      source:
        stepKey: request-data
        key: result.credit_card_token
  - type: task
    key: erc20-transfer
    instance:
      src: https://github.com/mesg-foundation/service-ethereum-erc20
      env:
        - PROVIDER_ENDPOINT=$(env:PROVIDER_ENDPOINT)
    taskKey: transfer
    inputs:
      privateKey: '$(env:PRIVATE_KEY)'
      contractAddress: '0xd14a3d6b94016e455af5eb7f329bc572ea626c5f'
      gasLimit: 100000
      gasPrice: '10000000000'
      to:
        stepKey: stripe-charge
        key: metadata.address
      value:
        stepKey: stripe-charge
        key: metadata.tokens
  - type: task
    instance:
      src: https://github.com/mesg-foundation/service-js-function
    taskKey: execute
    inputs:
      code: >
        module.exports = (value) => 
          `Hello, Thanks for your payment of $${value.prices / 100}. You will receive ${value.token / 1e18} MESG tokens. See the details of the transaction here https://ropsten.etherscan.io/tx/${value.transaction}`
      inputs:
        prices:
          stepKey: stripe-charge
          key: amount
        token:
          stepKey: stripe-charge
          key: metadata.tokens
        transaction:
          stepKey: erc20-transfer
          key: transactionHash
  - type: task
    instance:
      src: https://github.com/mesg-foundation/service-email-sendgrid
      env:
        - SENDGRID_API_KEY=$(env:SENDGRID_API_KEY)
    taskKey: send
    inputs:
      from: 'no-reply@mesg.com'
      to:
        stepKey: stripe-charge
        key: customer
      subject: 'Your MESG tokens are coming'
      text:
        key: result