Remove SwiftyJSON (#191)

Author: ShihabMehboob

AUTHORS.md

@@ -11,3 +11,4 @@ Authors ordered by first contribution:
  - Sian January (https://github.com/sjanuary)
  - Kye Maloy (https://github.com/kyemaloy97)
  - Jonathan Spruce (https://github.com/jonathan-spruce)
+ - Shihab Mehboob (https://github.com/ShihabMehboob)

Package.swift

@@ -38,14 +38,13 @@ let package = Package(
     .package(url: "https://github.com/IBM-Swift/Kitura-WebSocket.git", from: "2.0.0"),
     .package(url: "https://github.com/IBM-Swift/SwiftyRequest.git", from: "1.0.0"),
     .package(url: "https://github.com/IBM-Swift/Swift-cfenv.git", from: "6.0.0"),
-    .package(url: "https://github.com/IBM-Swift/SwiftyJSON.git", from: "17.0.0"),
     .package(url: "https://github.com/RuntimeTools/omr-agentcore", .exact("3.2.4-swift4")),
   ],
   targets: [
       .target(name: "SwiftMetrics", dependencies: ["agentcore", "hcapiplugin", "envplugin", "cpuplugin", "memplugin", "CloudFoundryEnv"]),
       .target(name: "SwiftMetricsKitura", dependencies: ["SwiftMetrics", "Kitura"]),
       .target(name: "SwiftBAMDC", dependencies: ["SwiftMetricsKitura", "SwiftyRequest", "Kitura-WebSocket"]),
-      .target(name: "SwiftMetricsBluemix", dependencies: ["SwiftMetricsKitura","SwiftBAMDC","SwiftyJSON"]),
+      .target(name: "SwiftMetricsBluemix", dependencies: ["SwiftMetricsKitura","SwiftBAMDC"]),
       .target(name: "SwiftMetricsDash", dependencies: ["SwiftMetricsBluemix"]),
       .target(name: "SwiftMetricsREST", dependencies: ["SwiftMetricsKitura"]),
       .target(name: "SwiftMetricsPrometheus", dependencies:["SwiftMetricsKitura"]),

Sources/SwiftMetricsBluemix/SwiftMetricsBluemix.swift

@@ -22,7 +22,6 @@ import CloudFoundryEnv
 import SwiftyRequest
 import SwiftMetrics
 import SwiftMetricsKitura
-import SwiftyJSON
 import SwiftBAMDC
 
 fileprivate struct HttpStats {
@@ -443,21 +442,32 @@ public class SwiftMetricsBluemix {
 
   // Update local config from autoscaling service
   private func updateConfiguration(response: Data) {
-    let jsonData = JSON(data: response)
-    Log.debug("[Auto-scaling Agent] attempting to update configuration with \(jsonData)")
-    if (jsonData == nil) {
-      isAgentEnabled = false
-      return
-    }
-    if (jsonData["metricsConfig"]["agent"] == nil) {
-      isAgentEnabled = false
-      return
-    } else {
-      isAgentEnabled = true
-      enabledMetrics=jsonData["metricsConfig"]["agent"].arrayValue.map({$0.stringValue})
+    do {
+        let json = try JSONDecoder().decode(ConfigResponse.self, from: response)
+        Log.debug("[Auto-scaling Agent] attempting to update configuration with \(json)")
+        if json.metricsConfig.agent.isEmpty {
+            isAgentEnabled = false
+            return
+        } else {
+            isAgentEnabled = true
+            self.enabledMetrics = json.metricsConfig.agent
+        }
+        self.reportInterval = json.reportInterval
+        Log.exit("[Auto-scaling Agent] Updated configuration - enabled metrics: \(enabledMetrics), report interval: \(reportInterval) seconds")
+    } catch {
+        isAgentEnabled = false
+        return
     }
-    reportInterval=jsonData["reportInterval"].intValue
-    Log.exit("[Auto-scaling Agent] Updated configuration - enabled metrics: \(enabledMetrics), report interval: \(reportInterval) seconds")
   }
+    
+}
 
+// Response struct for the configuration
+public struct ConfigResponse: Codable {
+    var metricsConfig: metrics
+    var reportInterval: Int
+    
+    struct metrics: Codable {
+        var agent: [String]
+    }
 }

Sources/SwiftMetricsDash/SwiftMetricsDash.swift

@@ -18,7 +18,6 @@ import Kitura
 import SwiftMetricsKitura
 import SwiftMetricsBluemix
 import SwiftMetrics
-import SwiftyJSON
 import KituraNet
 import KituraWebSocket
 import Foundation