github.com/omaressameldin/grpc-graphql-demo

Readme

What this is

• A Todo app using GO, GRPC and GraphQL
• the todo app has a GO / GRPC service for creating, updating, deleting, and reading tasks and a GO / GraphqL api layer in front of the service
• it's using BoltDB for saving tasks

How to use

• make sure you have docker version: 18.x+ installed
• run docker-compose -f docker-compose.dep.yml up --build
• run docker-compose up --build to launch all services
• open localhost:9181 to go to graphql playground

Sample Requests

Queries:

query findTodos {
  todos(input: {justRemaining: true}) {
    id
    description
    title
    isDone
    reminder
  }
}

query findTodo {
  todo(input: {todoId: "11"}) {
    title
    description
    reminder
  }
}

Mutations:

mutation createTodo {
  createTodo(input:{description: "the thirty-first todo", title:"todo 31", reminder: "2019-03-07 16:15:00"}) {
    id
    title
    description
    reminder
  }
}

mutation updateTodo {
  updateTodo(input: {
  	todoId:"26",
  	title:"todo 26"
  	description: "the twenty-sixth todo"
   	reminder:"2019-03-07 16:15:00"
    isDone: true

  }){
    id
    title
    description
    reminder
  }
}

mutation deleteTodo {
  deleteTodo(input: {todoId: "10"})
}
# delete will only work if you add a token header, e.g:
#  {
#    "Token": "123"
#  }

Subscriptions:

subscription remainingTodos {
  remainingTodos
}

Technologies used

• Golang
• GRPC
• graphQL
• Docker
• Docker-compose
• BoltDB