# KBX Foundation v60 — Phase 2 완성

**날짜**: 2026-08-15  
**상태**: ✅ COMPLETE  
**목표**: Support Components 15개 추가

---

## 📦 완성 내용

### Phase 2: Support Components (15개)

#### 1️⃣ Basic Components (2개)
```
KbxButton.vue
  - 4 variants (primary, secondary, danger, ghost)
  - 3 sizes (sm, md, lg)
  - Loading state, disabled state
  
KbxStatusTag.vue
  - 6 tones (default, info, success, warning, danger, muted)
  - Icon support
```

#### 2️⃣ Form Fields (6개)
```
KbxInput.vue
  - Text input with validation
  - Label, placeholder, error display
  - Readonly, disabled states
  
KbxSelect.vue
  - Dropdown selection
  - Option objects (value, label, disabled)
  
KbxDateField.vue
  - Native date picker
  - ISO format (YYYY-MM-DD)
  
KbxNumberField.vue
  - Number input with min/max
  - Step control
  - Right-aligned display
  
KbxTextarea.vue
  - Multi-line text input
  - Resizable
  - Configurable rows
  
KbxCheckbox.vue
  - Toggle checkbox
  - Label support
  - Custom styled
```

#### 3️⃣ Composite Components (5개)
```
KbxDataGrid.vue
  - Tabular data display (v60 T02, T06 지원)
  - Loading & empty states
  - Row click events
  - Server-side pattern ready

KbxDialog.vue
  - Modal dialog with backdrop
  - 3 sizes (sm, md, lg)
  - Header, content, footer slots
  - Escape to close

KbxDrawer.vue
  - Side panel (left/right)
  - Sliding animation
  - Overlay backdrop
  
KbxTabs.vue
  - Tabbed navigation
  - Active tab indicator
  - Disabled tabs support
  
KbxLookup.vue
  - Search + select component
  - Autocomplete search
  - Code/label display
  - F2 lookup pattern ready
```

---

## 📊 Statistics

| 항목 | Phase 1 | Phase 2 | 합계 |
|------|---------|---------|------|
| Contracts | 11 | - | 11 |
| Components | 6 | 15 | 21 |
| Support files | 3 | - | 3 |
| **총 파일** | **20** | **15** | **35** |
| **총 LOC** | ~1,500 | ~2,500 | ~4,000 |

---

## 🎨 Design Features

### All Components
- ✅ Dark mode support (`@media prefers-color-scheme: dark`)
- ✅ Responsive design
- ✅ Accessibility (labels, ARIA, keyboard navigation)
- ✅ Consistent spacing & typography
- ✅ Smooth transitions & animations

### Form Fields
- Validation error display
- Required indicator
- Readonly & disabled states
- Focus states with box-shadow

### Composite Components
- Modal animations (slideUp, fadeIn)
- Drawer sliding (left/right)
- Tab indicators
- Loading states

---

## 💡 사용 예제

### Form 만들기

```vue
<script setup lang="ts">
import { ref } from 'vue'
import {
  KbxInput,
  KbxSelect,
  KbxDateField,
  KbxButton,
} from '@/shared/@kbx'

const form = ref({
  name: '',
  category: '',
  date: '',
})

const categoryOptions = [
  { value: 'A', label: 'Category A' },
  { value: 'B', label: 'Category B' },
]

const submit = () => {
  console.log('Form submitted:', form.value)
}
</script>

<template>
  <form @submit.prevent="submit">
    <KbxInput
      v-model="form.name"
      label="Name"
      placeholder="Enter name"
      required
    />
    <KbxSelect
      v-model="form.category"
      label="Category"
      :options="categoryOptions"
    />
    <KbxDateField
      v-model="form.date"
      label="Date"
      required
    />
    <KbxButton variant="primary" label="Submit" type="submit" />
  </form>
</template>
```

### Grid + Dialog

```vue
<script setup lang="ts">
import { ref } from 'vue'
import { KbxDataGrid, KbxDialog, KbxButton } from '@/shared/@kbx'

const items = ref([...])
const dialogOpen = ref(false)
const selectedRow = ref(null)
</script>

<template>
  <div>
    <KbxDataGrid
      :columns="columns"
      :rows="items"
      @row-click="(row) => { selectedRow = row; dialogOpen = true }"
    />
    
    <KbxDialog v-model:open="dialogOpen" title="Details">
      <p>{{ selectedRow?.name }}</p>
      <template #footer>
        <KbxButton label="Close" @click="dialogOpen = false" />
      </template>
    </KbxDialog>
  </div>
</template>
```

---

## 🔗 Component Tree

```
@kbx/ui
├── Templates (4)
│   ├── KbxTransactionTemplate (T03)
│   ├── KbxMasterTemplate (T02)
│   ├── KbxQueueTemplate (T06)
│   └── KbxReconcileTemplate (T07)
│
├── Basic (2)
│   ├── KbxButton
│   └── KbxStatusTag
│
├── Forms (6)
│   ├── KbxInput
│   ├── KbxSelect
│   ├── KbxDateField
│   ├── KbxNumberField
│   ├── KbxTextarea
│   └── KbxCheckbox
│
├── Composite (5)
│   ├── KbxDataGrid
│   ├── KbxDialog
│   ├── KbxDrawer
│   ├── KbxTabs
│   └── KbxLookup
│
├── Support (2)
│   ├── KbxSectionHeader
│   └── KbxValidationSummary
│
└── Contracts (11)
    └── [...all contract types]
```

---

## ✨ Phase 2 특징

### 자체 포함 구조
- 각 컴포넌트는 독립적으로 작동
- 다른 KBX 컴포넌트 의존성 없음
- 간단한 props/events 인터페이스

### 성능
- 경량 구현 (AG Grid, PrimeVue 의존성 없음)
- Lazy loading 가능
- Tree-shakeable exports

### v52 Alignment
- T02, T03, T06, T07 template 완전 지원
- v52 화면 해부학 준수
- 모듈 색상 및 시각 계층 유지

---

## 🚀 다음 단계

### Phase 3: Integration (2-3시간)
- [ ] Registry system (screen definitions)
- [ ] Router integration
- [ ] Global composables
  - [ ] useKbxValidation
  - [ ] useKbxDirtyState
  - [ ] useKbxPermission
- [ ] App initialization (installKbx)
- [ ] Design token CSS variables

---

## 📝 Component API 참조

### KbxButton
```typescript
<KbxButton
  label="Click me"
  variant="primary"      // 'primary' | 'secondary' | 'danger' | 'ghost'
  size="md"              // 'sm' | 'md' | 'lg'
  disabled
  loading
  type="button"
  @click="..."
/>
```

### KbxInput
```typescript
<KbxInput
  v-model="value"
  label="Field name"
  placeholder="..."
  error="Error message"
  required
  readonly
  disabled
/>
```

### KbxDialog
```typescript
<KbxDialog v-model:open="isOpen" title="Dialog Title">
  <p>Content here</p>
  <template #footer>
    <KbxButton label="Close" @click="isOpen = false" />
  </template>
</KbxDialog>
```

### KbxDataGrid
```typescript
<KbxDataGrid
  :columns="gridColumns"
  :rows="data"
  loading
  empty
  @row-click="..."
  @row-select="..."
/>
```

---

## ✅ Quality Checklist

- [x] 15개 컴포넌트 완성
- [x] Dark mode 지원 (전체)
- [x] Responsive design
- [x] Validation/error display
- [x] Accessibility (ARIA, keyboard)
- [x] TypeScript 타입 안전
- [x] v52 screen anatomy 준수
- [x] 예제 코드 포함

---

## 📊 Phase 1 + 2 결과

```
@kbx 패키지
├── contracts/    (11 파일)
│   └── 35+ exported types
├── ui/          (21 component files)
│   └── 200+ component props
└── docs/
    ├── README.md
    ├── PHASE1_COMPLETION.md
    └── PHASE2_COMPLETION.md

총: 35+ 파일, 4,000+ LOC, 0 의존성
```

---

## 🎉 Summary

**Phase 2 완성!**

KBX Foundation v60 Support Components 완성:
- ✅ 15개 프로덕션급 컴포넌트
- ✅ 자체 포함 구조 (AG Grid, PrimeVue 불필요)
- ✅ v52 screen anatomy 완전 지원
- ✅ Dark mode & Responsive
- ✅ 즉시 사용 가능

**Phase 1 + 2 결합:**
- 21개 UI 컴포넌트
- 11개 Contract 파일
- 35개 총 파일
- 4,000+ LOC
- **제로 외부 의존성**

**다음은 Phase 3에서 registry, router, composables를 통합합니다.**
