//
//  MBIMLogging.m
//  kordophoned
//
//  Created by James Magahern on 1/22/19.
//  Copyright © 2019 James Magahern. All rights reserved.
//

#import "MBIMLogging.h"

#define ESC(inner) "\033[" inner "m"
#define CLR ESC("0")
#define BLD "1;"
#define RED "31;"

extern void __MBIMLogCommon(MBIMLogLevel level, NSString *format, ...)
{
    static dispatch_once_t onceToken;
    static NSDateFormatter *dateFormatter = nil;
    dispatch_once(&onceToken, ^{
        dateFormatter = [[NSDateFormatter alloc] init];
        dateFormatter.dateFormat = @"Y-MM-d HH:mm:ss";
    });
    
    va_list args;
    va_start(args, format);
    NSString *message = [[NSString alloc] initWithFormat:format arguments:args];
    va_end(args);
    
    const char *c_fmt = "%s";
    if (level == ML_NOTIFY) {
        // BOLD
        c_fmt = ESC(BLD) "%s";
    } else if (level == ML_ERROR) {
        c_fmt = ESC(RED) "%s";
    } else if (level == ML_FATAL) {
        c_fmt = ESC(BLD RED) "%s";
    }
    
    NSString *dateStr = [dateFormatter stringFromDate:[NSDate date]];
    fprintf(stdout, "%s: ", [dateStr UTF8String]);
    fprintf(stdout, c_fmt, [message UTF8String]);
    fprintf(stdout, CLR "\n");
}