package tlog

import (
	"context"
	"fmt"

	"google.golang.org/grpc/metadata"
)

func Cdebug(ctx context.Context, args ...interface{}) {
	id := fmt.Sprintf("trace_id=%s", getTraceIdFromCtx(ctx))
	data := append([]interface{}{id}, args...)
	l.p(DEBUG, data...)
}

func Cdebugf(ctx context.Context, format string, args ...interface{}) {
	f := "trace_id=%s||" + format
	data := append([]interface{}{getTraceIdFromCtx(ctx)}, args...)
	l.pf(DEBUG, f, data...)
}

func Cinfo(ctx context.Context, args ...interface{}) {
	id := fmt.Sprintf("trace_id=%s", getTraceIdFromCtx(ctx))
	data := append([]interface{}{id}, args...)
	l.p(INFO, data...)
}

func Cinfof(ctx context.Context, format string, args ...interface{}) {
	f := "trace_id=%s||" + format
	data := append([]interface{}{getTraceIdFromCtx(ctx)}, args...)
	l.pf(INFO, f, data...)
}

func Cerror(ctx context.Context, args ...interface{}) {
	id := fmt.Sprintf("trace_id=%s", getTraceIdFromCtx(ctx))
	data := append([]interface{}{id}, args...)
	l.p(ERROR, data...)
}

func Cerrorf(ctx context.Context, format string, args ...interface{}) {
	f := "trace_id=%s||" + format
	data := append([]interface{}{getTraceIdFromCtx(ctx)}, args...)
	l.pf(ERROR, f, data...)
}

func Cwarning(ctx context.Context, args ...interface{}) {
	id := fmt.Sprintf("trace_id=%s", getTraceIdFromCtx(ctx))
	data := append([]interface{}{id}, args...)
	l.p(WARNING, data...)
}

func Cwarningf(ctx context.Context, format string, args ...interface{}) {
	f := "trace_id=%s||" + format
	data := append([]interface{}{getTraceIdFromCtx(ctx)}, args...)
	l.pf(WARNING, f, data...)
}

func Cfatal(ctx context.Context, args ...interface{}) {
	id := fmt.Sprintf("trace_id=%s", getTraceIdFromCtx(ctx))
	data := append([]interface{}{id}, args...)
	l.p(FATAL, data...)
}

func Cfatalf(ctx context.Context, format string, args ...interface{}) {
	f := "trace_id=%s||" + format
	data := append([]interface{}{getTraceIdFromCtx(ctx)}, args...)
	l.pf(FATAL, f, data...)
}

func getTraceIdFromCtx(ctx context.Context) string {
	md, ok := metadata.FromIncomingContext(ctx)
	if !ok {
		return "0"
	}
	v, ok := md["trace_id"]
	if !ok || len(v) < 1 {
		return "0"
	}

	return v[0]
}