QR Code Generator

blocks:
  # 1) QR 생성 폼
  - type: http
    name: QR 생성
    method: POST
    display: form
    formOptions: { firstLabelWidth: 200px, width: 800px }
    fetchFn: |
      try {
        const base = API || 'http://localhost:9500'
        const payload = {
          text: String(text || '').trim(),
          size: Number(size || 256),
          margin: Number(margin || 2),
          ecLevel: String(ecLevel || 'M'),
          fmt: String(fmt || 'png'),
        }
        if (!payload.text) return { error: '텍스트를 입력하세요.' }
        const r = await fetch(`${base}/local/qr/save-json`, {
          method: 'POST', headers: {'Content-Type':'application/json'},
          body: JSON.stringify({ payload })
        })
        const data = await r.json().catch(() => ({}))
        return { result: data }
      } catch (err) { return { error: String(err) } }
    params:
      - { key: text, label: 텍스트/URL, placeholder: QR에 넣을 내용 }
      - { key: size, label: 사이즈(px), defaultValue: 256 }
      - { key: margin, label: 여백(px), defaultValue: 2 }
      - key: ecLevel
        label: 오류 보정
        dropdown: [L, M, Q, H]
        defaultValue: M
      - key: fmt
        label: 포맷
        dropdown: [png, svg]
        defaultValue: png

  # 2) QR 생성 내역 리스트
  - type: http
    name: 생성 내역
    method: GET
    fetchFn: |
      try {
        const r = await fetch((API || 'http://localhost:9500') + '/local/qr/list')
        const data = await r.json().catch(() => ({}))
        return (data.rows || []).map(row => ({
          ...row, label: row.text?.slice(0,60) || ''
        }))
      } catch (err) { return [] }
    searchOptions: { enabled: true }
    columns:
      label: { width: 380px, openModal: preview-:id }
      imageUrl:
        width: 180px
        template: |
          <img src="{{imageUrl}}" style="width:120px;height:120px;object-fit:contain;border:1px solid #eee;border-radius:8px;padding:4px;" />
      ecLevel: { width: 80px }
      fmt: { width: 70px }
      createdAt: { width: 180px }
      ' ':
        append: true
        template: |
          <a href="http://localhost:9500/local/qr/download?id={{id}}" class="bg-slate-100 p-2">다운로드</a>

    # 3) 미리보기 모달
    modals:
      - path: preview-:id
        width: 720px
        title: QR 미리보기
        blocks:
          - type: http
            method: GET
            fetchFn: |
              try {
                const base = API || 'http://localhost:9500'
                const url = new URL(`${base}/local/qr/read`)
                url.searchParams.set('id', id)
                const r = await fetch(url)
                const data = await r.json().catch(()=>({}))
                return [data.row || {}]
              } catch(e){ return [] }
            params:
              - { key: id, valueFromRow: id }
            columns:
              text: { width: 520px }
              imageUrl:
                template: |
                  <div style="display:flex;gap:20px;align-items:center;">
                    <img src="{{imageUrl}}" style="width:260px;height:260px;object-fit:contain;border:1px solid #eee;border-radius:12px;padding:8px;" />
                    <a href="{{imageUrl}}" target="_blank" class="no-underline bg-slate-500/5 rounded-lg p-2 flex items-center">
                      <span class="mdi mdi-download mr-1"></span>
                      <span>원본 다운로드</span>
                    </a>
                  </div>