(function () {
  var op = window.__OP__ || { folderId: null, folderPath: [], isSubFolder: false }
  var folderPathEnc = (op.folderPath || []).map(encodeURIComponent).join('/')

  // ── 영상 컨텍스트 메뉴 ───────────────────────────────────────────────
  var videoCtxMenu = document.getElementById('ctxMenu')
  var videoTargetId = null
  var videoTargetTitle = null
  var videoTargetShareUrl = null

  function showVideoCtx(x, y) {
    videoCtxMenu.style.left = x + 'px'
    videoCtxMenu.style.top = y + 'px'
    videoCtxMenu.hidden = false
  }
  function hideVideoCtx() { videoCtxMenu.hidden = true }

  document.querySelectorAll('.adminVideo').forEach(function (card) {
    card.addEventListener('contextmenu', function (e) {
      e.preventDefault()
      videoTargetId = card.getAttribute('data-id')
      videoTargetTitle = card.getAttribute('data-title')
      videoTargetShareUrl = card.getAttribute('data-share-url')
      showVideoCtx(e.clientX, e.clientY)
    })
  })

  videoCtxMenu.addEventListener('click', function (e) {
    var btn = e.target.closest('button')
    if (!btn || !videoTargetId) return
    var action = btn.getAttribute('data-action')
    if (action === 'edit') {
      location.href = '/op/folder/' + folderPathEnc + '/video/editor?id=' + encodeURIComponent(videoTargetId)
    } else if (action === 'copyUrl') {
      copyUrl(location.origin + videoTargetShareUrl)
    } else if (action === 'rename') {
      var t = window.prompt('새 영상 제목', videoTargetTitle)
      if (t && t !== videoTargetTitle) {
        fetch('/op/videos/' + encodeURIComponent(videoTargetId) + '/rename', {
          method: 'POST',
          headers: { 'content-type': 'application/json' },
          body: JSON.stringify({ title: t })
        }).then(function (r) { return r.json() }).then(function (j) {
          if (j.ok) location.reload()
          else alert(j.message || '이름 변경 실패')
        })
      }
    } else if (action === 'changeId') {
      var newId = window.prompt('새 영상 ID (영문/숫자/_/-, 1~64자)', videoTargetId)
      if (newId && newId !== videoTargetId) {
        fetch('/op/videos/' + encodeURIComponent(videoTargetId) + '/changeId', {
          method: 'POST',
          headers: { 'content-type': 'application/json' },
          body: JSON.stringify({ newId: newId })
        }).then(function (r) { return r.json() }).then(function (j) {
          if (j.ok) location.reload()
          else alert(j.message || 'ID 변경 실패')
        })
      }
    } else if (action === 'delete') {
      if (window.confirm('"' + videoTargetTitle + '" 영상을 정말 삭제할까요?')) {
        fetch('/op/videos/' + encodeURIComponent(videoTargetId) + '/delete', {
          method: 'POST'
        }).then(function (r) { return r.json() }).then(function (j) {
          if (j.ok) location.reload()
          else alert(j.message || '삭제 실패')
        })
      }
    }
    hideVideoCtx()
  })

  // ── 하위 폴더 컨텍스트 메뉴 (rename / delete) ────────────────────────
  var folderCtxMenu = document.getElementById('folderCtxMenu')
  var folderTargetId = null
  var folderTargetName = null

  function showFolderCtx(x, y) {
    folderCtxMenu.style.left = x + 'px'
    folderCtxMenu.style.top = y + 'px'
    folderCtxMenu.hidden = false
  }
  function hideFolderCtx() { folderCtxMenu.hidden = true }

  document.querySelectorAll('#subFolderGrid .adminFolder').forEach(function (card) {
    card.addEventListener('contextmenu', function (e) {
      e.preventDefault()
      folderTargetId = card.getAttribute('data-folder-id')
      folderTargetName = card.getAttribute('data-name')
      showFolderCtx(e.clientX, e.clientY)
    })
  })

  if (folderCtxMenu) {
    folderCtxMenu.addEventListener('click', function (e) {
      var btn = e.target.closest('button')
      if (!btn || !folderTargetId) return
      var action = btn.getAttribute('data-action')
      if (action === 'rename') {
        var newName = window.prompt('새 폴더 이름', folderTargetName)
        if (newName && newName !== folderTargetName) {
          fetch('/op/folders/' + encodeURIComponent(folderTargetId) + '/rename', {
            method: 'POST',
            headers: { 'content-type': 'application/json' },
            body: JSON.stringify({ newName: newName })
          }).then(function (r) { return r.json() }).then(function (j) {
            if (j.ok) location.reload()
            else alert(j.message || '이름 변경 실패')
          })
        }
      } else if (action === 'delete') {
        if (window.confirm('"' + folderTargetName + '" 폴더를 정말 삭제할까요? 안의 영상이 모두 사라집니다.')) {
          fetch('/op/folders/' + encodeURIComponent(folderTargetId) + '/delete', {
            method: 'POST'
          }).then(function (r) { return r.json() }).then(function (j) {
            if (j.ok) location.reload()
            else alert(j.message || '삭제 실패')
          })
        }
      }
      hideFolderCtx()
    })
  }

  document.addEventListener('click', function (e) {
    if (videoCtxMenu && !videoCtxMenu.contains(e.target)) hideVideoCtx()
    if (folderCtxMenu && !folderCtxMenu.contains(e.target)) hideFolderCtx()
  })

  // ── 하위 폴더 추가 모달 ──────────────────────────────────────────────
  var addSubBtn = document.getElementById('addSubFolderBtn')
  if (addSubBtn) {
    var subModal = document.getElementById('addSubFolderModal')
    var subInput = document.getElementById('addSubFolderInput')
    var subCancel = document.getElementById('addSubFolderCancel')
    var subConfirm = document.getElementById('addSubFolderConfirm')

    function openSubModal() {
      subModal.hidden = false; subInput.value = ''
      setTimeout(function () { subInput.focus() }, 0)
    }
    function closeSubModal() { subModal.hidden = true }
    addSubBtn.addEventListener('click', openSubModal)
    subCancel.addEventListener('click', closeSubModal)
    subModal.addEventListener('click', function (e) { if (e.target === subModal) closeSubModal() })
    subInput.addEventListener('keydown', function (e) { if (e.key === 'Enter') subConfirm.click() })
    subConfirm.addEventListener('click', function () {
      var name = subInput.value.trim()
      if (!name) return
      fetch('/op/folders', {
        method: 'POST',
        headers: { 'content-type': 'application/json' },
        body: JSON.stringify({ name: name, parentId: op.folderId })
      }).then(function (r) { return r.json() }).then(function (j) {
        if (j.ok) location.reload()
        else alert(j.message || '폴더 생성 실패')
      })
    })
  }

  // ── 유틸 ──────────────────────────────────────────────────────────
  function copyUrl(text) {
    if (navigator.clipboard && navigator.clipboard.writeText) {
      navigator.clipboard.writeText(text).then(function () {
        flashToast('주소가 복사되었습니다.')
      }, function () { fallbackCopy(text) })
    } else {
      fallbackCopy(text)
    }
  }
  function fallbackCopy(text) {
    try {
      var ta = document.createElement('textarea')
      ta.value = text
      ta.style.position = 'fixed'
      ta.style.left = '-9999px'
      document.body.appendChild(ta)
      ta.focus(); ta.select()
      var ok = document.execCommand && document.execCommand('copy')
      document.body.removeChild(ta)
      if (ok) flashToast('주소가 복사되었습니다.')
      else window.prompt('주소를 복사하세요:', text)
    } catch (e) {
      window.prompt('주소를 복사하세요:', text)
    }
  }
  function flashToast(msg) {
    var el = document.createElement('div')
    el.className = 'flashToast'
    el.textContent = msg
    document.body.appendChild(el)
    requestAnimationFrame(function () { el.classList.add('show') })
    setTimeout(function () {
      el.classList.remove('show')
      setTimeout(function () { el.parentNode && el.parentNode.removeChild(el) }, 200)
    }, 1500)
  }
})()