make it almost ready

Sources/copilot-action/PRSizeLabeler.swift

@@ -6,8 +6,8 @@ struct PullRequest: Codable {
   let additions: Int
   let deletions: Int
 }
-struct PullRequestEvent: Codable {
 
+struct PullRequestEvent: Codable {
   let pull_request: PullRequest
   let number: Int
 }
@@ -17,8 +17,6 @@ struct LabelsChangeRequest: Codable {
 }
 
 struct GithubConfiguration: APIConfiguration {
-  let token: String
-
   let host = URL(string: "https://api.github.com")!
 
   var requestHeaders: [String : String] {
@@ -28,6 +26,8 @@ struct GithubConfiguration: APIConfiguration {
     ]
   }
 
+  let token: String
+
   init(token: String) {
     self.token = token
   }
@@ -52,19 +52,35 @@ struct PRSizeLabeler: AsyncParsableCommand {
     let repo = try getEnv(key: "GITHUB_REPOSITORY")
     let eventPath = try getEnv(key: "GITHUB_EVENT_PATH")
 
-//    guard let eventData = try String(contentsOfFile: eventPath).data(using: .utf8) else {
-//      throw StringError("could not load event data at \(eventPath)")
-//    }
-//
-//    let pullRequestEvent = try JSONDecoder().decode(PullRequestEvent.self, from: eventData)
+    guard let eventData = try String(contentsOfFile: eventPath).data(using: .utf8) else {
+      throw StringError("could not load event data at \(eventPath)")
+    }
+
+    let pullRequestEvent = try JSONDecoder().decode(PullRequestEvent.self, from: eventData)
+
+    let totalLinesChanged = pullRequestEvent.pull_request.additions + pullRequestEvent.pull_request.deletions
+    print("The pull has \(totalLinesChanged) changed lines")
+
+    let label: String
+    if totalLinesChanged < 10 {
+      label = "XS"
+    } else if totalLinesChanged < 100 {
+      label = "S"
+    } else if totalLinesChanged < 500 {
+      label = "M"
+    } else if totalLinesChanged < 1000 {
+      label = "L"
+    } else {
+      label = "XL"
+    }
 
-//    print("The pull has \(pullRequestEvent.pull_request.additions + pullRequestEvent.pull_request.deletions) changed lines")
+    print("Assigning the \(label) label")
 
     let provider = APIProvider(configuration: GithubConfiguration(token: githubToken))
 
-    let body = LabelsChangeRequest(labels: ["XS"])
+    let body = LabelsChangeRequest(labels: [label])
     try await provider.request(
-      .setLabels(repo: "copilotmoney/copilot-ios", pullRequestID: 1535),
+      .setLabels(repo: repo, pullRequestID: pullRequestEvent.number),
       body: body
     )
   }