Add read() to BetaGroupProcessor

Author: DechengMa

Sources/FileSystem/Beta Group/BetaGroupProcessor.swift

@@ -7,23 +7,22 @@ import Yams
 
 public struct BetaGroupProcessor: ResourceProcessor {
 
+    var path: ResourcePath
+
     public init(path: ResourcePath) {
         self.path = path
     }
 
-    func write(_: [BetaGroup]) throws -> [File] {
-        fatalError()
-    }
-
-    var path: ResourcePath
-
-    @discardableResult
-    func write(_ betaGroup: BetaGroup) throws -> File {
-        try writeFile(betaGroup)
-    }
+    public func read() throws -> [BetaGroup] {
+        try getFolder().files.compactMap { (file: File) -> BetaGroup? in
+            if file.extension == "yml" {
+                return Readers
+                    .FileReader<BetaGroup>(format: .yaml)
+                    .read(filePath: file.path)
+            }
 
-    func read() throws -> [BetaGroup] {
-        fatalError()
+            return nil
+        }
     }
 
     public func write(groupsWithTesters: [(betaGroup: BetaGroup, testers: [BetaTester])]) throws {
@@ -32,14 +31,24 @@ public struct BetaGroupProcessor: ResourceProcessor {
         let betagroups = try groupsWithTesters
             .map { try write(betaTesters: $0.testers, into: $0.betaGroup) }
 
-        try betagroups.forEach { try write($0) }
+        try write(betagroups)
+    }
+
+    @discardableResult
+    func write(_ betaGroups: [BetaGroup]) throws -> [File] {
+        try betaGroups.map { try write($0) }
+    }
+
+    @discardableResult
+    func write(_ betaGroup: BetaGroup) throws -> File {
+        try writeFile(betaGroup)
     }
 
     private func write(betaTesters: [BetaTester], into betaGroup: BetaGroup) throws -> BetaGroup {
-        let testerProcessor = BetaTesterProcessor(folder: try getFolder())
 
         var group = betaGroup
-        group.testers = try testerProcessor.write(group: group, testers: betaTesters)
+        group.testers = try BetaTesterProcessor(folder: try getFolder())
+            .write(group: group, testers: betaTesters)
 
         return group
     }