#include "nslog_log.hpp"

#import <Foundation/Foundation.h>

#include <cstdarg>

namespace mbgl {

void NSLogBackend::record(EventSeverity severity, Event event, const std::string &msg) {
    NSLog(@"[%s] %s: %@", EventSeverityClass(severity).c_str(), EventClass(event).c_str(),
          [[NSString alloc] initWithBytes:msg.data()
                                   length:msg.size()
                                 encoding:NSUTF8StringEncoding]);
}


void NSLogBackend::record(EventSeverity severity, Event event, const char* format, ...) {
    va_list args;
    va_start(args, format);
    const size_t len = vsnprintf(NULL, 0, format, args);
    va_end(args);
    std::unique_ptr<char[]> buffer(new char[len + 1]);
    va_start(args, format);
    vsnprintf(buffer.get(), len + 1, format, args);
    va_end(args);
    NSLog(@"[%s] %s: %s", EventSeverityClass(severity).c_str(), EventClass(event).c_str(), buffer.get());
}

void NSLogBackend::record(EventSeverity severity, Event event, int64_t code) {
    NSLog(@"[%s] %s: (%lld)", EventSeverityClass(severity).c_str(), EventClass(event).c_str(), code);
}

void NSLogBackend::record(EventSeverity severity, Event event, int64_t code, const std::string &msg) {
    NSLog(@"[%s] %s: (%lld) %@", EventSeverityClass(severity).c_str(), EventClass(event).c_str(), code,
          [[NSString alloc] initWithBytes:msg.data()
                                   length:msg.size()
                                 encoding:NSUTF8StringEncoding]);
}
}