From d17b2f4000d594d4ba2eea49fff332bec880c8de Mon Sep 17 00:00:00 2001
From: NachoSoto <NachoSoto@users.noreply.github.com>
Date: Mon, 31 Jul 2023 11:31:44 +0200
Subject: [PATCH] `Paywalls`: SimpleApp reads API key from Xcode Cloud
 environment (#2919)

This will allow us to automatically make new releases from the
`paywalls` branch.

See
[docs](https://developer.apple.com/documentation/xcode/writing-custom-build-scripts).

<img width="553" alt="Screenshot 2023-07-30 at 10 55 47"
src="https://github.com/RevenueCat/purchases-ios/assets/685609/d40a00e7-6a57-4340-8160-d903d765b814">
---
 .../SimpleApp/SimpleApp/Configuration.swift   | 19 +++++++++++++++++++
 .../SimpleApp/SimpleApp/SimpleApp.swift       |  2 +-
 .../SimpleApp/ci_scripts/ci_pre_xcodebuild.sh | 14 ++++++++++++++
 3 files changed, 34 insertions(+), 1 deletion(-)
 create mode 100755 Tests/TestingApps/SimpleApp/ci_scripts/ci_pre_xcodebuild.sh

diff --git a/Tests/TestingApps/SimpleApp/SimpleApp/Configuration.swift b/Tests/TestingApps/SimpleApp/SimpleApp/Configuration.swift
index 8381a6074e..fa85a2e067 100644
--- a/Tests/TestingApps/SimpleApp/SimpleApp/Configuration.swift
+++ b/Tests/TestingApps/SimpleApp/SimpleApp/Configuration.swift
@@ -18,3 +18,22 @@ enum Configuration {
     static let entitlement = "pro"
 
 }
+
+extension Configuration {
+
+    static var effectiveApiKey: String = {
+        return Self.apiKey.nonEmpty ?? Self.apiKeyFromCI
+    }()
+
+    // This is modified by CI:
+    private static let apiKeyFromCI = ""
+
+}
+
+// MARK: - Extensions
+
+private extension String {
+
+    var nonEmpty: String? { return self.isEmpty ? nil : self }
+
+}
diff --git a/Tests/TestingApps/SimpleApp/SimpleApp/SimpleApp.swift b/Tests/TestingApps/SimpleApp/SimpleApp/SimpleApp.swift
index 306341f881..3f9dc0e12e 100644
--- a/Tests/TestingApps/SimpleApp/SimpleApp/SimpleApp.swift
+++ b/Tests/TestingApps/SimpleApp/SimpleApp/SimpleApp.swift
@@ -19,7 +19,7 @@ struct SimpleApp: App {
             : URL(string: Configuration.proxyURL)!
 
         Purchases.configure(
-            with: .init(withAPIKey: Configuration.apiKey)
+            with: .init(withAPIKey: Configuration.effectiveApiKey)
                 .with(usesStoreKit2IfAvailable: true)
         )
     }
diff --git a/Tests/TestingApps/SimpleApp/ci_scripts/ci_pre_xcodebuild.sh b/Tests/TestingApps/SimpleApp/ci_scripts/ci_pre_xcodebuild.sh
new file mode 100755
index 0000000000..f6ed7568fb
--- /dev/null
+++ b/Tests/TestingApps/SimpleApp/ci_scripts/ci_pre_xcodebuild.sh
@@ -0,0 +1,14 @@
+#!/bin/bash -e
+
+SIMPLE_APP_API_KEY=$REVENUECAT_XCODE_CLOUD_SIMPLE_APP_API_KEY
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+if [ -z "$SIMPLE_APP_API_KEY" ]; then
+    echo "SimpleApp API key environment variable is not set."
+else
+    echo "Replacing API key on SimpleApp"
+
+    file="$SCRIPT_DIR/../SimpleApp/Configuration.swift"
+    sed -i.bak 's/private static let apiKeyFromCI = ""/private static let apiKeyFromCI = "'$SIMPLE_APP_API_KEY'"/g' $file
+    rm $file.bak
+fi