CodingDoug · November 6, 2022 09:29 · Aug 7, 2018 · Jun 7, 2018 · Jun 6, 2018
diff --git a/README.md b/README.md
@@ -1,3 +1,5 @@
+# Example code from the video "Use async/await with TypeScript in Cloud Functions"
+
 This is the example code from my video about using async/await with Cloud Functions.  I've placed it here in a gist so it's easier to compare the "before" and "after" states for each case.
 
 [![Watch the video here](https://img.youtube.com/vi/Jr7pDZ1RAUg/0.jpg)](https://www.youtube.com/watch?v=Jr7pDZ1RAUg) 

diff --git a/README.md b/README.md
@@ -1,5 +1,7 @@
 This is the example code from my video about using async/await with Cloud Functions.  I've placed it here in a gist so it's easier to compare the "before" and "after" states for each case.
 
+[![Watch the video here](https://img.youtube.com/vi/Jr7pDZ1RAUg/0.jpg)](https://www.youtube.com/watch?v=Jr7pDZ1RAUg) 
+
 The code in this project is licensed under the Apache License 2.0.
 
 ```text

diff --git a/README.md b/README.md
@@ -0,0 +1,19 @@
+This is the example code from my video about using async/await with Cloud Functions.  I've placed it here in a gist so it's easier to compare the "before" and "after" states for each case.
+
+The code in this project is licensed under the Apache License 2.0.
+
+```text
+Copyright 2018 Google LLC
+ 
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+ 
+    https://www.apache.org/licenses/LICENSE-2.0
+ 
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+```
diff --git a/example1-1-before.ts b/example1-1-before.ts
@@ -0,0 +1,12 @@
+export const getBostonWeather = functions.https.onRequest((request, response) => {
+    admin.firestore().doc("cities-weather/boston-ma-us").get()
+    .then(snapshot => {
+        const data = snapshot.data()
+        response.send(data)
+    })
+    .catch(error => {
+        // Handle the error
+        console.log(error)
+        response.status(500).send(error)
+    })
+})
diff --git a/example1-2-after.ts b/example1-2-after.ts
@@ -0,0 +1,12 @@
+export const getBostonWeather = functions.https.onRequest(async (request, response) => {
+    try {
+        const snapshot = await admin.firestore().doc("cities-weather/boston-ma-us").get()
+        const data = snapshot.data()
+        response.send(data)
+    }
+    catch (error) {
+        // Handle the error
+        console.log(error)
+        response.status(500).send(error)
+    }
+})
diff --git a/example2-1-before.ts b/example2-1-before.ts
@@ -0,0 +1,25 @@
+export const getBostonAreaWeather = functions.https.onRequest((request, response) => {
+    admin.firestore().doc("areas/greater-boston").get()
+    .then(areaSnapshot => {
+        const cities = areaSnapshot.data().cities
+        const promises = []
+        cities.forEach(city => {
+            const p = admin.firestore().doc(`cities-weather/${city}`).get()
+            promises.push(p)
+        })
+        return Promise.all(promises)
+    })
+    .then(snapshots => {
+        const results = []
+        snapshots.forEach(snap => {
+            const data = snap.data()
+            data.city = snap.id
+            results.push(data)
+        })
+        response.send(results)
+    })
+    .catch(error => {
+        console.log(error)
+        response.status(500).send(error)
+    })
+})
diff --git a/example2-2-after.ts b/example2-2-after.ts
@@ -0,0 +1,26 @@
+export const getBostonAreaWeather = functions.https.onRequest(async (request, response) => {
+    try {
+        const areaSnapshot = await admin.firestore().doc("areas/greater-boston").get()
+        const cities = areaSnapshot.data().cities
+        const promises = []
+        cities.forEach(city => {
+            const p = admin.firestore().doc(`cities-weather/${city}`).get()
+            promises.push(p)
+        })
+
+        const snapshots = await Promise.all(promises)
+
+        const results = []
+        snapshots.forEach(snap => {
+            const data = snap.data()
+            data.city = snap.id
+            results.push(data)
+        })
+
+        response.send(results)
+    }
+    catch (error) {
+        console.error(error)
+        response.status(500).send(error)
+    }
+})
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