added functions

functions/todos-delete-batch.js

@@ -0,0 +1,33 @@
+/* code from functions/todos-delete-batch.js */
+/* Import faunaDB sdk */
+const faunadb = require('faunadb')
+
+const q = faunadb.query
+const client = new faunadb.Client({
+    secret: process.env.FAUNADB_SERVER_SECRET
+})
+
+exports.handler = async (event, context) => {
+    const data = JSON.parse(event.body)
+    console.log('data', data)
+    console.log('Function `todo-delete-batch` invoked', data.ids)
+    // construct batch query from IDs
+    const deleteAllCompletedTodoQuery = data.ids.map((id) => {
+        return q.Delete(q.Ref(`classes/todos/${id}`))
+    })
+    // Hit fauna with the query to delete the completed items
+    return client.query(deleteAllCompletedTodoQuery)
+        .then((response) => {
+            console.log('success', response)
+            return {
+                statusCode: 200,
+                body: JSON.stringify(response)
+            }
+        }).catch((error) => {
+            console.log('error', error)
+            return {
+                statusCode: 400,
+                body: JSON.stringify(error)
+            }
+        })
+}

functions/todos-delete.js

@@ -0,0 +1,28 @@
+/* code from functions/todos-update.js */
+const faunadb = require('faunadb')
+const getId = require('./utils/getId')
+
+const q = faunadb.query
+const client = new faunadb.Client({
+    secret: process.env.FAUNADB_SERVER_SECRET
+})
+
+exports.handler = (event, context) => {
+    const data = JSON.parse(event.body)
+    const id = getId(event.path)
+    console.log(`Function 'todo-update' invoked. update id: ${id}`)
+    return client.query(q.Update(q.Ref(`classes/todos/${id}`), { data }))
+        .then((response) => {
+            console.log('success', response)
+            return {
+                statusCode: 200,
+                body: JSON.stringify(response)
+            }
+        }).catch((error) => {
+            console.log('error', error)
+            return {
+                statusCode: 400,
+                body: JSON.stringify(error)
+            }
+        })
+}

functions/todos-read-all.js

@@ -0,0 +1,35 @@
+/* code from functions/todos-read-all.js */
+/* Import faunaDB sdk */
+const faunadb = require('faunadb')
+
+const q = faunadb.query
+const client = new faunadb.Client({
+    secret: process.env.FAUNADB_SERVER_SECRET
+})
+
+exports.handler = (event, context) => {
+    console.log('Function `todo-read-all` invoked')
+    return client.query(q.Paginate(q.Match(q.Ref('indexes/all_todos'))))
+        .then((response) => {
+            const todoRefs = response.data
+            console.log('Todo refs', todoRefs)
+            console.log(`${todoRefs.length} todos found`)
+            // create new query out of todo refs. http://bit.ly/2LG3MLg
+            const getAllTodoDataQuery = todoRefs.map((ref) => {
+                return q.Get(ref)
+            })
+            // then query the refs
+            return client.query(getAllTodoDataQuery).then((ret) => {
+                return {
+                    statusCode: 200,
+                    body: JSON.stringify(ret)
+                }
+            })
+        }).catch((error) => {
+            console.log('error', error)
+            return {
+                statusCode: 400,
+                body: JSON.stringify(error)
+            }
+        })
+}

functions/todos-read.js

@@ -0,0 +1,28 @@
+/* code from functions/todos-read.js */
+/* Import faunaDB sdk */
+const faunadb = require('faunadb')
+const getId = require('./utils/getId')
+
+const q = faunadb.query
+const client = new faunadb.Client({
+    secret: process.env.FAUNADB_SERVER_SECRET
+})
+
+exports.handler = (event, context) => {
+    const id = getId(event.path)
+    console.log(`Function 'todo-read' invoked. Read id: ${id}`)
+    return client.query(q.Get(q.Ref(`classes/todos/${id}`)))
+        .then((response) => {
+            console.log('success', response)
+            return {
+                statusCode: 200,
+                body: JSON.stringify(response)
+            }
+        }).catch((error) => {
+            console.log('error', error)
+            return {
+                statusCode: 400,
+                body: JSON.stringify(error)
+            }
+        })
+}

functions/todos-update.js

@@ -0,0 +1,28 @@
+/* code from functions/todos-update.js */
+const faunadb = require('faunadb')
+const getId = require('./utils/getId')
+
+const q = faunadb.query
+const client = new faunadb.Client({
+    secret: process.env.FAUNADB_SERVER_SECRET
+})
+
+exports.handler = (event, context) => {
+    const data = JSON.parse(event.body)
+    const id = getId(event.path)
+    console.log(`Function 'todo-update' invoked. update id: ${id}`)
+    return client.query(q.Update(q.Ref(`classes/todos/${id}`), { data }))
+        .then((response) => {
+            console.log('success', response)
+            return {
+                statusCode: 200,
+                body: JSON.stringify(response)
+            }
+        }).catch((error) => {
+            console.log('error', error)
+            return {
+                statusCode: 400,
+                body: JSON.stringify(error)
+            }
+        })
+}

src/pages/todo.js

@@ -0,0 +1,39 @@
+import React from "react"
+import { Link } from "gatsby"
+
+import Layout from "../components/layout"
+import Image from "../components/image"
+import SEO from "../components/seo"
+
+function createTodo(data) {
+    return fetch('/.netlify/functions/todos-create', {
+        body: JSON.stringify(data),
+        method: 'POST'
+    }).then(response => {
+        return response.json()
+    })
+}
+
+// Todo data
+const myTodo = {
+    title: 'My todo title',
+    completed: false,
+}
+
+// create it!
+createTodo(myTodo).then((response) => {
+    console.log('API response', response)
+    // set app state
+}).catch((error) => {
+    console.log('API error', error)
+})
+
+const IndexPage = () => (
+    <Layout>
+        <SEO title="Home" />
+        <button onClick={createTodo} >create</button>
+        <Link to="/page-2/">Go to page 2</Link>
+    </Layout>
+)
+
+export default IndexPage