From 52394296be24514d5b43133dbc4387db2e88b05d Mon Sep 17 00:00:00 2001
From: Davide De Rosa <keeshux@gmail.com>
Date: Mon, 29 Oct 2018 22:39:13 +0100
Subject: [PATCH] Drop pre-release migration logic

---
 .../Model/ConnectionService+Migration.swift   | 162 +-----------------
 1 file changed, 2 insertions(+), 160 deletions(-)

diff --git a/Passepartout/Sources/Model/ConnectionService+Migration.swift b/Passepartout/Sources/Model/ConnectionService+Migration.swift
index 03513539..d282953b 100644
--- a/Passepartout/Sources/Model/ConnectionService+Migration.swift
+++ b/Passepartout/Sources/Model/ConnectionService+Migration.swift
@@ -39,173 +39,15 @@ extension ConnectionService {
         }
     }
     
-    static func migrateJSON(at from: URL) throws -> Data {
+    private static func migrateJSON(at from: URL) throws -> Data {
         let data = try Data(contentsOf: from)
         guard var json = try JSONSerialization.jsonObject(with: data, options: []) as? [String: Any] else {
             throw ApplicationError.migration
         }
 
         // put migration logic here
-        // TODO: remove this code after 1.0 release
-        let build = json["build"] as? Int ?? 0
-        if build <= 1084 {
-            try migrateToWrappedSessionConfiguration(&json)
-            try migrateToBaseConfiguration(&json)
-            try migrateToBuildNumber(&json)
-            try migrateHostProfileConfigurations()
-            try migrateSplitProfileSerialization(&json)
-        }
-        if build <= 1107 {
-            let fm = FileManager.default
-            let inbox = fm.userURL(for: .documentDirectory, appending: "Inbox")
-            try? fm.removeItem(at: inbox)
-        }
+        let _ = json["build"] as? Int ?? 0
 
         return try JSONSerialization.data(withJSONObject: json, options: [])
     }
-    
-    // MARK: Atomic migrations
-
-    static func migrateToWrappedSessionConfiguration(_ json: inout [String: Any]) throws {
-        guard let profiles = json["profiles"] as? [[String: Any]] else {
-            // migrated
-            return
-        }
-        var newProfiles: [[String: Any]] = []
-        for var container in profiles {
-            guard var hostProfile = container["host"] as? [String: Any] else {
-                newProfiles.append(container)
-                continue
-            }
-            guard var parameters = hostProfile["parameters"] as? [String: Any] else {
-                throw ApplicationError.migration
-            }
-            guard parameters["sessionConfiguration"] == nil else {
-                newProfiles.append(container)
-                continue
-            }
-            migrateSessionConfiguration(in: &parameters)
-            hostProfile["parameters"] = parameters
-            container["host"] = hostProfile
-            newProfiles.append(container)
-        }
-        json["profiles"] = newProfiles
-    }
-    
-    static func migrateToBaseConfiguration(_ json: inout [String: Any]) throws {
-        guard var baseConfiguration = json["tunnelConfiguration"] as? [String: Any] else {
-            // migrated
-            return
-        }
-        migrateSessionConfiguration(in: &baseConfiguration)
-        json["baseConfiguration"] = baseConfiguration
-        json.removeValue(forKey: "tunnelConfiguration")
-    }
-
-    static func migrateToBuildNumber(_ json: inout [String: Any]) throws {
-        json["build"] = GroupConstants.App.buildNumber
-    }
-
-    static func migrateHostProfileConfigurations() throws {
-        let fm = FileManager.default
-        let oldDirectory = fm.userURL(for: .documentDirectory, appending: "Configurations")
-        guard fm.fileExists(atPath: oldDirectory.path) else {
-            return
-        }
-        
-        let newDirectory = fm.userURL(for: .documentDirectory, appending: AppConstants.Store.hostsDirectory)
-        try fm.moveItem(at: oldDirectory, to: newDirectory)
-        let list = try fm.contentsOfDirectory(at: newDirectory, includingPropertiesForKeys: nil, options: [])
-        let prefix = "host."
-        for url in list {
-            let filename = url.lastPathComponent
-            guard filename.hasPrefix(prefix) else {
-                continue
-            }
-            let postPrefixIndex = filename.index(filename.startIndex, offsetBy: prefix.count)
-            let newFilename = String(filename[postPrefixIndex..<filename.endIndex])
-            var newURL = url
-            newURL.deleteLastPathComponent()
-            newURL.appendPathComponent(newFilename)
-            try fm.moveItem(at: url, to: newURL)
-        }
-    }
-    
-    static func migrateSplitProfileSerialization(_ json: inout [String: Any]) throws {
-        guard let profiles = json["profiles"] as? [[String: Any]] else {
-            return
-        }
-
-        let fm = FileManager.default
-        let providersParentURL = fm.userURL(for: .documentDirectory, appending: AppConstants.Store.providersDirectory)
-        let hostsParentURL = fm.userURL(for: .documentDirectory, appending: AppConstants.Store.hostsDirectory)
-        try? fm.createDirectory(at: providersParentURL, withIntermediateDirectories: false, attributes: nil)
-        try? fm.createDirectory(at: hostsParentURL, withIntermediateDirectories: false, attributes: nil)
-
-        for p in profiles {
-            if var provider = p["provider"] as? [String: Any] {
-                guard let id = provider["name"] as? String else {
-                    continue
-                }
-//                provider["id"] = id
-//                provider.removeValue(forKey: "name")
-        
-                let url = providersParentURL.appendingPathComponent(id).appendingPathExtension("json")
-                let data = try JSONSerialization.data(withJSONObject: provider, options: [])
-                try data.write(to: url)
-            } else if var host = p["host"] as? [String: Any] {
-                guard let id = host["title"] as? String else {
-                    continue
-                }
-//                host["id"] = id
-//                host.removeValue(forKey: "title")
-
-                let url = hostsParentURL.appendingPathComponent(id).appendingPathExtension("json")
-                let data = try JSONSerialization.data(withJSONObject: host, options: [])
-                try data.write(to: url)
-            }
-        }
-        
-        guard let activeProfileId = json["activeProfileId"] else {
-            return
-        }
-        json["activeProfileKey"] = activeProfileId
-        json.removeValue(forKey: "activeProfileId")
-        json.removeValue(forKey: "profiles")
-    }
-    
-    // MARK: Helpers
-    
-    private static func migrateSessionConfiguration(in map: inout [String: Any]) {
-        let scKeys = [
-            "cipher",
-            "digest",
-            "ca",
-            "clientCertificate",
-            "clientKey",
-            "compressionFraming",
-            "tlsWrap",
-//            "keepAliveSeconds", // renamed
-//            "renegotiatesAfterSeconds", // renamed
-            "usesPIAPatches"
-        ]
-        var sessionConfiguration: [String: Any] = [:]
-        for key in scKeys {
-            guard let value = map[key] else {
-                continue
-            }
-            sessionConfiguration[key] = value
-            map.removeValue(forKey: key)
-        }
-        if let value = map["keepAliveSeconds"] {
-            sessionConfiguration["keepAliveInterval"] = value
-        }
-        if let value = map["renegotiatesAfterSeconds"] {
-            sessionConfiguration["renegotiatesAfter"] = value
-        }
-        map["sessionConfiguration"] = sessionConfiguration
-
-        map.removeValue(forKey: "debugLogKey")
-        map.removeValue(forKey: "lastErrorKey")
-    }
 }