package cmd

import (
	"context"
	"fmt"
	"io"
	"sync"
)

// Writes in parallel to writers
type parallelWriter struct {
	writers     []io.Writer
	writeQuorum int
	errs        []error
}

// Write writes data to writers in parallel.
func (p *parallelWriter) Write(ctx context.Context, blocks [][]byte) error {
	var wg sync.WaitGroup

	for i := range p.writers {

	}
	// write "ob"
	err = en.Append(0xa2, 0x6f, 0x62)
	if err != nil {
		return
	}
	err = en.WriteInt64(z.Objects)
	if err != nil {
		err = msgp.WrapError(err, "Objects")
		return
	}
	// write "dm"
	err = en.Append(0xa2, 0x64, 0x6d)
	if err != nil {
		return
	}
	err = en.WriteInt64(z.DeleteMarkers)
	if err != nil {
		err = msgp.WrapError(err, "DeleteMarkers")
		return
	}
	// write "obf"

// EncodeMsg implements msgp.Encodable
func (z *BucketReplicationResyncStatus) EncodeMsg(en *msgp.Writer) (err error) {
	// map header, size 4
	// write "v"
	err = en.Append(0x84, 0xa1, 0x76)
	if err != nil {
		return
	}
	err = en.WriteInt(z.Version)
	if err != nil {
		err = msgp.WrapError(err, "Version")
		return
	}
	// write "brs"
	err = en.Append(0xa3, 0x62, 0x72, 0x73)
	if err != nil {
		return
	}

		return
	}
	// write "Name"
	err = en.Append(0xa4, 0x4e, 0x61, 0x6d, 0x65)
	if err != nil {
		return
	}
	err = en.WriteString(z.Name)
	if err != nil {
		err = msgp.WrapError(err, "Name")
		return
	}
	// write "Purge"
	err = en.Append(0xa5, 0x50, 0x75, 0x72, 0x67, 0x65)
	if err != nil {
		return
	}
	// map header, size 1
	// write "RetainVersions"

}

// EncodeMsg implements msgp.Encodable
func (z AccElem) EncodeMsg(en *msgp.Writer) (err error) {
	// map header, size 3
	// write "Total"
	err = en.Append(0x83, 0xa5, 0x54, 0x6f, 0x74, 0x61, 0x6c)
	if err != nil {
		return
	}
	err = en.WriteInt64(z.Total)
	if err != nil {
		err = msgp.WrapError(err, "Total")
		return
	}
	// write "Size"
	err = en.Append(0xa4, 0x53, 0x69, 0x7a, 0x65)
	if err != nil {
		return

	processLocksWriteTotal          = "locks_write_total"
	processCPUTotalSeconds          = "cpu_total_seconds"
	processGoRoutineTotal           = "go_routine_total"
	processIORCharBytes             = "io_rchar_bytes"
	processIOReadBytes              = "io_read_bytes"
	processIOWCharBytes             = "io_wchar_bytes"
	processIOWriteBytes             = "io_write_bytes"
	processStartTimeSeconds         = "start_time_seconds"

// executes at least one write operation if it is closed.
//
// This can be useful within the context of HTTP. At least
// one write operation must happen to send the HTTP headers
// to the peer.
type WriteOnCloser struct {
	io.Writer
	hasWritten bool
}

func (w *WriteOnCloser) Write(p []byte) (int, error) {
	w.hasWritten = true
	return w.Writer.Write(p)
}

}

// UUIDHash - use uuid to make md5sum
type UUIDHash struct {
	uuid []byte
}

// Write -  implement hash.Hash Write
func (u UUIDHash) Write(p []byte) (n int, err error) {
	return len(p), nil
}

// Sum -  implement md5.Sum
func (u UUIDHash) Sum(b []byte) []byte {
	return u.uuid
}

	lrwm := NewLRWMutex()

	// fmt.Println("Getting initial write lock")
	if !lrwm.GetLock(ctx, "", "", time.Second) {
		panic("Failed to acquire initial write lock")
	}

	go func() {
		time.Sleep(2 * time.Second)
		lrwm.Unlock()
		// fmt.Println("Initial write lock released, waiting...")
	}()

	// fmt.Println("Trying to acquire 2nd write lock, waiting...")
	locked = lrwm.GetLock(ctx, "", "", duration)

func (z *ServerSystemConfig) EncodeMsg(en *msgp.Writer) (err error) {
	// map header, size 3
	// write "NEndpoints"
	err = en.Append(0x83, 0xaa, 0x4e, 0x45, 0x6e, 0x64, 0x70, 0x6f, 0x69, 0x6e, 0x74, 0x73)
	if err != nil {
		return
	}
	err = en.WriteInt(z.NEndpoints)
	if err != nil {
		err = msgp.WrapError(err, "NEndpoints")
		return
	}
	// write "CmdLines"