[All] Add a script to update all sample Compose versions (#773)

* Add a script that can change the Compose version in Dependencies.kt

* Add support for build.gradle

* Support compose snapshots in JetNews

* Added better error handling to script

Author: bentrengrove

JetNews/build.gradle

@@ -17,6 +17,7 @@
 buildscript {
     ext.kotlin_version = '1.6.10'
     ext.compose_version = '1.2.0-alpha06'
+    ext.compose_snapshot_version = ''
     ext.coroutines_version = '1.6.0'
     ext.accompanist_version = '0.24.4-alpha'
 
@@ -39,6 +40,11 @@ subprojects {
     repositories {
         google()
         mavenCentral()
+
+        if (!compose_snapshot_version.isEmpty()) {
+            maven { url "https://androidx.dev/snapshots/builds/" +
+                    "${compose_snapshot_version}/artifacts/repository/" }
+        }
     }
 
     apply plugin: 'com.diffplug.spotless'

scripts/upgrade_samples.sh

@@ -0,0 +1,100 @@
+#!/bin/bash
+
+# Copyright (C) 2022 The Android Open Source Project
+#
+# 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.
+
+########################################################################
+#
+# Changes all samples to a new Compose version
+#
+# Example: To run 
+#     ./scripts/upgrade_samples.sh
+#
+########################################################################
+
+set -e
+
+# Check for clean git status
+if [[ `git status --porcelain` ]]; then
+    read -r -p "You have uncommited git changes. Are you sure you want to continue? [y/N] " response
+    if [[ "$response" =~ ^([nN])$ ]]; then
+        exit 0;
+    fi
+fi
+
+echo "Version to change Compose to (e.g 1.2.0-alpha06): ";
+read compose_version;
+
+echo "Snapshot ID: (Blank for none)";
+read snapshot_version;
+
+if [ -z "$snapshot_version" ]; then
+    echo "Changing Compose version to $compose_version"
+else
+    echo "Changing Compose version to $compose_version Snapshot $snapshot_version"
+fi
+
+# Change Dependencies.kt versions
+for DEPENDENCIES_FILE in `find . -type f -iname "dependencies.kt"` ; do
+    COMPOSE_BLOCK=false;
+    MADE_CHANGE=false;
+    TEMP_FILENAME="${DEPENDENCIES_FILE}_new";
+    while IFS= read -r line; do
+        if [[ $line == *"val version ="* ]] && $COMPOSE_BLOCK = true; then
+            echo "$line" | sed -En 's/".*"/"'$compose_version'"/p'
+            MADE_CHANGE=true;
+        elif [[ $line == *"val snapshot ="* ]] && $COMPOSE_BLOCK = true; then
+            echo "$line" | sed -En 's/".*"/"'$snapshot_version'"/p'
+            MADE_CHANGE=true;
+        else
+            if [[ $line == *"object Compose {"* ]]; then
+                COMPOSE_BLOCK=true;
+            elif [[ $line == *"}"* ]]; then
+                COMPOSE_BLOCK=false;
+            fi
+            echo "$line";
+        fi
+    done < $DEPENDENCIES_FILE > $TEMP_FILENAME
+    if $MADE_CHANGE = true; then
+        echo $DEPENDENCIES_FILE;
+        mv $TEMP_FILENAME $DEPENDENCIES_FILE;
+    else
+        rm $TEMP_FILENAME;
+    fi
+    
+done
+
+# Change build.gradle versions
+for DEPENDENCIES_FILE in `find . -type f -iname "build.gradle"` ; do
+    MADE_CHANGE=false;
+    TEMP_FILENAME="${DEPENDENCIES_FILE}_new";
+    while IFS= read -r line; do
+        if [[ $line == *"ext.compose_version ="* ]]; then
+            echo "$line" | sed -En "s/\'.*'/\'$compose_version\'/p"
+            MADE_CHANGE=true;
+        elif [[ $line == *"ext.compose_snapshot_version ="* ]]; then
+            echo "$line" | sed -En "s/\'.*'/\'$snapshot_version\'/p"
+            MADE_CHANGE=true;
+        else
+            echo "$line";
+        fi
+    done < $DEPENDENCIES_FILE > $TEMP_FILENAME
+    if $MADE_CHANGE = true; then
+        echo $DEPENDENCIES_FILE;
+        mv $TEMP_FILENAME $DEPENDENCIES_FILE;
+    else
+        rm $TEMP_FILENAME;
+    fi
+done
+