Transaction Message Queries, Mutations and APIs

[rdig]

This is a simple PR that adds to the current Events system a new context type, TransactionMessageEvent which will be used to add comments on the various transactions in the dApp.

Changes

• Added sendTransactionMessage mongo api
• Added getTransactionMessages mongo data source
• Added sendTransactionMessage mutation resolver
• Added transactionMessages query resolver
• Added in, an generated the various types needed for this

Query

fragment EventFields on Event {
  createdAt
  initiator {
    id
    profile {
      avatarHash
      displayName
      username
      walletAddress
    }
  }
  initiatorAddress
  sourceId
  sourceType
  type
}

fragment EventContext on Event {
    context {
    ... on TransactionMessageEvent {
      type
      transactionHash
      message
      colonyAddress
    }
  }
}

fragment TransactionMessage on Event {
  ...EventFields
  ...EventContext
}

query TransactionMessages($transactionHash: String!) {
  transactionMessages(transactionHash: $transactionHash) {
    transactionHash
    messages {
    	...TransactionMessage
    }
  }
}

Having the following query variables:

{
  "transactionHash": "0x123"
}

Mutation

mutation SendTransactionMessage($input: SendTransactionMessageInput!) {
  sendTransactionMessage(input: $input)
}

Having the following mutation input:

{
  "input": {
    "transactionHash": "0x123",
    "message": "Hello World!",
    "colonyAddress": "0x123"
  }
}

[alicjakujawa]

Just to be sure, we're not missing here person which added comment?

[alicjakujawa]

i think we also need to return person which added comment and time when this person added comment