Add some logging, refactor InstallCACommand, create parent dirs

Sources/XcodeSimulatorKit/Commands/InstallCACommand.swift

@@ -6,7 +6,7 @@ import Foundation
 import SPMUtility
 
 class InstallCACommand: Command {
-    private struct Options {
+    struct Options {
         var path: String?
         var dryRun: Bool = false
     }
@@ -45,36 +45,11 @@ class InstallCACommand: Command {
     }
 
     func run(reporter: Reporter) throws {
-        let url = URL(fileURLWithPath: options.path!)
-        let certificate = try Certificate.load(from: url)
-        let sha1 = certificate.sha1
-
-        let certificateName = certificate.subjectSummary ?? "<unknown certificate>"
-
-        for device in try Simctl.flatListDevices().filter(using: filteringOptions) {
-            let trustStore = TrustStore(uuid: device.udid)
-            if !trustStore.exists && options.dryRun {
-                print("Would install '\(certificateName)' into '\(device.name)'.")
-                continue
-            }
-
-            let connection = try trustStore.open()
-            if try connection.hasCertificate(with: sha1) {
-                if options.dryRun {
-                    print("Would skip installing '\(certificateName)' into '\(device.name)' – it's already there.")
-                } else {
-                    print("Not installing '\(certificateName)' into '\(device.name)' – it's already there.")
-                }
-                continue
-            }
-
-            if options.dryRun {
-                print("Would install '\(certificateName)' into '\(device.name)'.")
-            } else {
-                print("Installing '\(certificateName)' into '\(device.name)'.")
-                try trustStore.open().addCertificate(certificate)
-            }
-        }
+        let runner = InstallCACommandRunner(
+            options: options,
+            filteringOptions: filteringOptions,
+            reporter: reporter
+        )
+        try runner.run()
     }
-
 }

Sources/XcodeSimulatorKit/Commands/InstallCACommandRunner.swift

@@ -0,0 +1,66 @@
+//
+//  Copyright © 2019 Simon Kågedal Reimer. See LICENSE.
+//
+
+import Foundation
+
+class InstallCACommandRunner {
+    private let reporter: Reporter
+    private let options: InstallCACommand.Options
+    private let filteringOptions: FilteringOptions
+
+    init(
+        options: InstallCACommand.Options,
+        filteringOptions: FilteringOptions,
+        reporter: Reporter) {
+        self.reporter = reporter
+        self.options = options
+        self.filteringOptions = filteringOptions
+    }
+
+    func run() throws {
+        let url = URL(fileURLWithPath: options.path!)
+        let certificate = try Certificate.load(from: url)
+
+        for device in try Simctl.flatListDevices().filter(using: filteringOptions) {
+            try self.install(certificate, in: device)
+        }
+    }
+
+    private func install(_ certificate: Certificate, in device: Simctl.Device) throws {
+        let sha1 = certificate.sha1
+        let certificateName = certificate.subjectSummary ?? "<unknown certificate>"
+
+        let trustStore = TrustStore(uuid: device.udid)
+        reporter.info("Trust store path: \(trustStore.path)")
+        if !trustStore.exists {
+            reporter.info("Trust store does not exist yet.")
+            if options.dryRun {
+                print("Would install '\(certificateName)' into '\(device.name)'.")
+                return
+            }
+            reporter.info("Creating directories.")
+            try trustStore.createParentDirectories()
+        }
+
+        let connection = try trustStore.open()
+        reporter.info("Opened trust store.")
+
+        if try connection.hasCertificate(with: sha1) {
+            if options.dryRun {
+                print("Would skip installing '\(certificateName)' into '\(device.name)' – it's already there.")
+            } else {
+                print("Not installing '\(certificateName)' into '\(device.name)' – it's already there.")
+            }
+            return
+        }
+
+        if options.dryRun {
+            print("Would install '\(certificateName)' into '\(device.name)'.")
+        } else {
+            print("Installing '\(certificateName)' into '\(device.name)'.")
+            try trustStore.open().addCertificate(certificate)
+        }
+
+    }
+}

Sources/XcodeSimulatorKit/Reporter.swift

@@ -5,7 +5,7 @@
 import Foundation
 
 protocol Reporter {
-
+    func info(_ string: String)
 }
 
 class DefaultReporter: Reporter {
@@ -14,4 +14,10 @@ class DefaultReporter: Reporter {
     init(verbosity: Verbosity) {
         self.verbosity = verbosity
     }
+
+    func info(_ string: String) {
+        guard verbosity == .loud else { return }
+        print("INFO: ", terminator: "")
+        print(string)
+    }
 }

Sources/XcodeSimulatorKit/Trust Store/TrustStore.swift

@@ -20,6 +20,10 @@ struct TrustStore {
         return localFileSystem.exists(path)
     }
 
+    func createParentDirectories() throws {
+        try localFileSystem.createDirectory(path.parentDirectory, recursive: true)
+    }
+
     func open() throws -> Connection {
         return try Connection(openingPath: path.pathString)
     }