web_service: Implement JSON serialization of telemetry data.

1 files changed, 45 insertions, 0 deletions

diff --git a/src/web_service/telemetry_json.h b/src/web_service/telemetry_json.h
index 1f2e08f54..cc511cdd1 100644
--- a/src/web_service/telemetry_json.h
+++ b/src/web_service/telemetry_json.h
@@ -4,6 +4,51 @@
 
 #pragma once
 
+#include <array>
+#include <string>
+#include <json.hpp>
+#include "common/telemetry.h"
+
 namespace WebService {
 
+/**
+ * Implementation of VisitorInterface that serialized telemetry into JSON, and submits it to the
+ * Citra web service
+ */
+class TelemetryJson : public Telemetry::VisitorInterface {
+public:
+    TelemetryJson();
+    ~TelemetryJson() = default;
+
+    void Visit(const Telemetry::Field<bool>& field) override;
+    void Visit(const Telemetry::Field<double>& field) override;
+    void Visit(const Telemetry::Field<float>& field) override;
+    void Visit(const Telemetry::Field<u8>& field) override;
+    void Visit(const Telemetry::Field<u16>& field) override;
+    void Visit(const Telemetry::Field<u32>& field) override;
+    void Visit(const Telemetry::Field<u64>& field) override;
+    void Visit(const Telemetry::Field<s8>& field) override;
+    void Visit(const Telemetry::Field<s16>& field) override;
+    void Visit(const Telemetry::Field<s32>& field) override;
+    void Visit(const Telemetry::Field<s64>& field) override;
+    void Visit(const Telemetry::Field<std::string>& field) override;
+    void Visit(const Telemetry::Field<const char*>& field) override;
+    void Visit(const Telemetry::Field<std::chrono::microseconds>& field) override;
+
+    void Complete() override;
+
+private:
+    nlohmann::json& TopSection() {
+        return sections[static_cast<u8>(Telemetry::FieldType::None)];
+    }
+
+    template <class T>
+    void Serialize(Telemetry::FieldType type, const std::string& name, T value);
+
+    void SerializeSection(Telemetry::FieldType type, const std::string& name);
+
+    nlohmann::json output;
+    std::array<nlohmann::json, 7> sections;
+};
+
 } // namespace WebService