Add graphql queries

Author: LakshanKarunathilake

src/graphQL/queries/graphql.queries.ts

@@ -0,0 +1,54 @@
+import gql from 'graphql-tag';
+
+export const ADD_TASK = gql`
+mutation createTask($description: String!, $title: String!){
+    createTask(description: $description, title: $title){
+      id
+      title
+      description
+      version
+    }
+  }
+`;
+
+export const GET_TASKS = gql`
+  query allTasks($first: Int) {
+    allTasks(first: $first) {
+      id
+      title
+      description
+      version
+    }
+}
+`;
+
+export const DELETE_TASK = gql`
+mutation deleteTask($id: ID!){
+  deleteTask(id: $id)
+}
+`;
+
+export const UPDATE_TASK = gql`
+mutation updateTask($description: String, $id: ID!, $title: String, $version: Int!) {
+  updateTask(description: $description, id: $id, title: $title, version: $version) {
+    id
+    title
+    description
+    version
+  }
+}
+`;
+
+export const TASK_MUTATED_SUBSCRIPTION = gql`
+  subscription tasks {
+    tasks {
+      action
+      task {
+        id
+        title
+        description
+        version
+      }
+    }
+  }
+`;