From e3cabe52c1d9220913084fcbae02e1580f1ffda4 Mon Sep 17 00:00:00 2001
From: Xin Liu <livid@v2ex.com>
Date: Sat, 28 Oct 2023 10:20:25 -0700
Subject: [PATCH] New API endpoint: /v0/id

---
 Planet/PlanetAPI.swift     | 49 ++++++++++++++++++++++++++++++++++++++
 Planet/versioning.xcconfig |  2 +-
 2 files changed, 50 insertions(+), 1 deletion(-)

diff --git a/Planet/PlanetAPI.swift b/Planet/PlanetAPI.swift
index c199a428..5867c863 100644
--- a/Planet/PlanetAPI.swift
+++ b/Planet/PlanetAPI.swift
@@ -58,6 +58,9 @@ actor PlanetAPIHelper {
 
     private func launch() throws {
         guard UserDefaults.standard.bool(forKey: .settingsAPIEnabled) else { return }
+        server["/v0/id"] = { r in
+            return PlanetAPI.shared.getNodeID(forRequest: r)
+        }
         server["/v0/planets/my"] = { r in
             switch r.method {
             case "GET":
@@ -184,6 +187,52 @@ class PlanetAPI: NSObject {
 // MARK: - API Functions -
 
 extension PlanetAPI {
+    // MARK: GET /v0/id
+    // TODO: This implementation is ugly
+    /// Return IPFS ID
+    func getNodeID(forRequest r: HttpRequest) -> HttpResponse {
+        let semaphore = DispatchSemaphore(value: 0)
+        var result: HttpResponse!
+        let queue = DispatchQueue(label: "xyz.planetable.APIQueue")
+
+        Task {
+            do {
+                let data = try await IPFSDaemon.shared.api(path: "id")
+                if let json = try? JSONSerialization.jsonObject(with: data, options: []) {
+                    var id: String? = nil
+                    if let dict = json as? [String: Any] {
+                        id = dict["ID"] as? String
+                    } else if let dict = json as? [String: String] {
+                        id = dict["ID"]
+                    }
+                    if let id = id {
+                        queue.sync {
+                            result = .ok(.text(id))
+                        }
+                    } else {
+                        queue.sync {
+                            result = .error("failed to get node id.")
+                        }
+                    }
+                } else {
+                    queue.sync {
+                        result = .error("failed to get node id.")
+                    }
+                }
+                let str = String(decoding: data, as: UTF8.self)
+
+            } catch {
+                queue.sync {
+                    result = .error(error.localizedDescription)
+                }
+            }
+            semaphore.signal()
+        }
+
+        semaphore.wait()
+        return result
+    }
+
     // MARK: GET /v0/planets/my
     func getPlanets(forRequest r: HttpRequest) -> HttpResponse {
         guard validateRequest(r) else { return .unauthorized(nil) }
diff --git a/Planet/versioning.xcconfig b/Planet/versioning.xcconfig
index 49a300cb..a0292df8 100644
--- a/Planet/versioning.xcconfig
+++ b/Planet/versioning.xcconfig
@@ -1 +1 @@
-CURRENT_PROJECT_VERSION = 1744
+CURRENT_PROJECT_VERSION = 1746