koa GraphQL server

This is a GraphQL backend server using Koajs, Typescript and MongoDB.

Installation

• Clone the repo.

# install all dependencies
yarn
# or
npm install
# copy .env file
cp .env.example .env
# start project
yarn dev
# see on GraphiQL graphql interface on localhost link
http://localhost:9000/graphql

Mutations

• Create a new transaction.

mutation {
  TransactionCreate(input: {
    transactionId: 1,
    name: "rent",
    category: "bills",
    price: "1500.00"
  }) {
    transaction {
      id
      name
      category
      price
      
    }
    error
  }
}

• Update a transaction.

mutation {
  TransactionUpdate(input: {
    transactionId: 1,
    name: "rent",
    category: "bills",
    price: "1700.00"
  }) {
    transaction {
      id
      name
      category
      price
      
    }
    error
  }
}

• Delete a transaction.

mutation {
  TransactionDelete(input: { transactionId: 1}) {
    transactionId
  }
}

Queries

• All Transactions query

query {
  transactions {
    totalCount
    edges {
      node {
        id
        name
        category
        price
      }
    }
  }
}