🏗 WIP: Async formulae

phpmon/Domain/Integrations/Homebrew/Brew.swift

@@ -8,12 +8,25 @@
 
 import Foundation
 
-class Brew {
+class Brew: ObservableObject {
     static let shared = Brew()
 
+    init() {
+        Task {
+            // Asynchronously load available updates
+            let items = await loadPhpVersions(loadOutdated: false)
+            Task { @MainActor in
+                self.phpVersions = items
+            }
+        }
+    }
+
+    @Published var phpVersions: [BrewFormula] = []
+
     /// The version of Homebrew that was detected.
     var version: VersionNumber?
 
+    /// Determine which version of Homebrew is installed.
     public func determineVersion() async {
         let output = await Shell.pipe("\(Paths.brew) --version")
         self.version = try? VersionNumber.parse(output.out)
@@ -29,6 +42,7 @@ class Brew {
         }
     }
 
+    /// Each formula for each PHP version that can be installed.
     public static var phpVersionFormulae = [
         "8.2": "php@8.2",
         "8.1": "php@8.1",
@@ -38,28 +52,33 @@ class Brew {
         "7.2": "shivammathur/php/php@7.2",
         "7.1": "shivammathur/php/php@7.1",
         "7.0": "shivammathur/php/php@7.0",
-        "5.6": "shivammathur/php/php@5.6",
+        "5.6": "shivammathur/php/php@5.6"
     ]
 
-    public func getPhpVersions() async -> [BrewFormula] {
-        let command = """
-        \(Paths.brew) update >/dev/null && \
-        \(Paths.brew) outdated --json --formulae
-        """
+    public func loadPhpVersions(loadOutdated: Bool) async -> [BrewFormula] {
+        var outdated: [OutdatedFormula]?
 
-        let rawJsonText = await Shell.pipe(command).out
-            .data(using: .utf8)!
+        if loadOutdated {
+            let command = """
+            \(Paths.brew) update >/dev/null && \
+            \(Paths.brew) outdated --json --formulae
+            """
 
-        let outdated = try? JSONDecoder().decode(
-            OutdatedFormulae.self,
-            from: rawJsonText
-        ).formulae.filter({ formula in
-            formula.name.starts(with: "php")
-        })
+            let rawJsonText = await Shell.pipe(command).out
+                .data(using: .utf8)!
+            outdated = try? JSONDecoder().decode(
+                OutdatedFormulae.self,
+                from: rawJsonText
+            ).formulae.filter({ formula in
+                formula.name.starts(with: "php")
+            })
+        }
+
+        print(PhpEnv.shared.cachedPhpInstallations)
 
         return Self.phpVersionFormulae.map { (version, formula) in
             let fullVersion = PhpEnv.shared.cachedPhpInstallations[version]?.versionNumber.text
-            var upgradeVersion: String? = nil
+            var upgradeVersion: String?
 
             if let version = fullVersion {
                 upgradeVersion = outdated?.first(where: { formula in
@@ -73,8 +92,6 @@ class Brew {
                 installedVersion: fullVersion,
                 upgradeVersion: upgradeVersion
             )
-        }.sorted { a, b in
-            a.displayName > b.displayName
-        }
+        }.sorted { $0.displayName > $1.displayName }
     }
 }

phpmon/Domain/SwiftUI/PhpManager/PhpFormulaeManager.swift

@@ -10,27 +10,21 @@ import Foundation
 import SwiftUI
 
 struct PhpFormulaeView: View {
-    @State var formulae: [BrewFormula]
+    @ObservedObject var brew: Brew = Brew.shared
     @State var busy: Bool = true
     @State var title: String = "Doing a thing"
     @State var description: String = "Preparing..."
 
-    init(formulae: [BrewFormula], busy: Bool = true, title: String = "", description: String = "") {
-        self.formulae = formulae
+    init(busy: Bool = true, title: String = "", description: String = "") {
         self.busy = busy
         self.title = title
         self.description = description
-
-        Task { @MainActor in
-            let items = await Brew.shared.getPhpVersions()
-            print(items)
-        }
     }
 
     var body: some View {
         BlockingOverlayView(busy: busy, title: title, text: description) {
             VStack {
-                List(Array(formulae.enumerated()), id: \.1.name) { (index, formula) in
+                List(Array(brew.phpVersions.enumerated()), id: \.1.name) { (index, formula) in
                     HStack {
                         Image(systemName: formula.icon)
                             .resizable()
@@ -81,6 +75,7 @@ struct PhpFormulaeView: View {
     }
 }
 
+/*
 struct PhpFormulaeView_Previews: PreviewProvider {
     static var previews: some View {
         PhpFormulaeView(formulae: [
@@ -129,6 +124,7 @@ struct PhpFormulaeView_Previews: PreviewProvider {
         ]).frame(width: 600, height: 500)
     }
 }
+*/
 
 extension BrewFormula {
     var icon: String {

phpmon/Domain/SwiftUI/PhpManager/PhpVersionManagerWindowController.swift

@@ -24,7 +24,6 @@ class PhpVersionManagerWindowController: PMWindowController {
         let windowController = Self()
         windowController.window = NSWindow()
         windowController.view = PhpFormulaeView(
-            formulae: [],
             busy: true,
             title: "Loading PHP versions",
             description: "Loading available PHP versions..."