desafio backend + aws

checkout/src/products/handlers/create.js

@@ -0,0 +1,34 @@
+const dynamodb = require("aws-sdk/clients/dynamodb");
+const uuid = require("uuid/v4");
+const docClient = new dynamodb.DocumentClient();
+const tableName = process.env.SAMPLE_TABLE;
+
+exports.createProductHandler = async event => {
+  try {
+    if (event.httpMethod !== "POST") {
+      throw new Error(
+        `Create product only accepts POST method, you tried: ${event.httpMethod} method.`
+      );
+    }
+
+    const body = JSON.parse(event.body);
+    body.id = uuid();
+    const Item = Object.assign({}, body);
+
+    var params = {
+      TableName: tableName,
+      Item
+    };
+
+    await docClient.put(params).promise();
+    const response = {
+      statusCode: 201,
+      headers: {
+        "Access-Control-Allow-Origin": "*"
+      }
+    };
+    return response;
+  } catch (error) {
+    return error;
+  }
+};

checkout/src/products/handlers/delete.js

@@ -0,0 +1,35 @@
+const dynamodb = require("aws-sdk/clients/dynamodb");
+const db = new dynamodb.DocumentClient();
+const tableName = process.env.SAMPLE_TABLE;
+
+module.exports.deleteProduct = async event => {
+  try {
+    if (event.httpMethod !== "DELETE") {
+      throw new Error(
+        `delete product only accepts GET method, you tried: ${event.httpMethod} method.`
+      );
+    }
+
+    const id = event.pathParameters.id;
+
+    const params = {
+      TableName: tableName,
+      Key: {
+        id: id
+      }
+    };
+
+    await db.delete(params).promise();
+
+    const response = {
+      statusCode: 200,
+      headers: {
+        "Access-Control-Allow-Origin": "*"
+      }
+    };
+
+    return response;
+  } catch (error) {
+    return error;
+  }
+};

checkout/src/products/handlers/get-all.js

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+const tableName = process.env.SAMPLE_TABLE;
+const dynamodb = require("aws-sdk/clients/dynamodb");
+const docClient = new dynamodb.DocumentClient();
+
+exports.getAllHandler = async event => {
+  if (event.httpMethod !== "GET") {
+    throw new Error(
+      `getAllProducts only accept GET method, you tried: ${event.httpMethod}`
+    );
+  }
+
+  var params = {
+    TableName: tableName
+  };
+
+  const data = await docClient.scan(params).promise();
+  const items = data.Items;
+
+  const response = {
+    statusCode: 200,
+    body: JSON.stringify(items),
+    headers: {
+      "Access-Control-Allow-Origin": "*"
+    }
+  };
+
+  console.info(
+    `response from: ${event.path} statusCode: ${response.statusCode} body: ${response.body}`
+  );
+  return response;
+};

checkout/src/products/handlers/get-by-id.js

@@ -0,0 +1,33 @@
+const tableName = process.env.SAMPLE_TABLE;
+const dynamodb = require("aws-sdk/clients/dynamodb");
+const docClient = new dynamodb.DocumentClient();
+
+exports.getByIdHandler = async event => {
+  if (event.httpMethod !== "GET") {
+    throw new Error(
+      `getMethod only accept GET method, you tried: ${event.httpMethod}`
+    );
+  }
+
+  const id = event.pathParameters.id;
+
+  const params = {
+    TableName: tableName,
+    Key: { id: id }
+  };
+
+  const data = await docClient.scan(params).promise();
+  const item = data.Item;
+
+  const response = {
+    statusCode: 200,
+    body: JSON.stringify(item),
+    headers: {
+      "Access-Control-Allow-Origin": "*"
+    }
+  };
+  console.info(
+    `response from: ${event.path} statusCode: ${response.statusCode} body: ${response.body}`
+  );
+  return response;
+};