improvements

frontend/src/core/mock-data-generator.ts

@@ -0,0 +1,102 @@
+import type { Template, TemplateElement, RepeatingTableElement } from './types'
+import { isContainer } from './types'
+
+/**
+ * Template'teki binding'lerden mock veri üretir.
+ * Scalar binding → placeholder metin, Array binding → 3 satır örnek veri.
+ */
+export function generateMockData(template: Template): Record<string, unknown> {
+  const data: Record<string, unknown> = {}
+  collectBindings(template.root, data)
+  return data
+}
+
+function collectBindings(el: TemplateElement, data: Record<string, unknown>) {
+  if (el.type === 'text' && el.binding) {
+    setNestedValue(data, el.binding.path, mockScalarValue(el.binding.path))
+  }
+
+  if (el.type === 'barcode' && el.binding) {
+    setNestedValue(data, el.binding.path, mockScalarValue(el.binding.path))
+  }
+
+  if (el.type === 'repeating_table' && el.dataSource && el.dataSource.path) {
+    const rows = generateMockRows(el)
+    setNestedValue(data, el.dataSource.path, rows)
+  }
+
+  if (isContainer(el)) {
+    for (const child of el.children) {
+      collectBindings(child, data)
+    }
+  }
+}
+
+function generateMockRows(el: RepeatingTableElement): Record<string, unknown>[] {
+  const rowCount = 3
+  const rows: Record<string, unknown>[] = []
+
+  for (let i = 0; i < rowCount; i++) {
+    const row: Record<string, unknown> = {}
+    for (const col of el.columns) {
+      row[col.field] = mockColumnValue(col.field, col.format, i)
+    }
+    rows.push(row)
+  }
+
+  return rows
+}
+
+function mockColumnValue(field: string, format: string | undefined, index: number): unknown {
+  if (format === 'currency') return [1500, 2750, 500][index % 3]
+  if (format === 'date') return ['2026-01-15', '2026-02-20', '2026-03-10'][index % 3]
+  if (format === 'percentage') return [18, 8, 20][index % 3]
+  if (format === 'number') return [1, 2, 3][index % 3]
+
+  // Alan adına göre tahmin
+  const lower = field.toLowerCase()
+  if (lower.includes('sira') || lower.includes('no') || lower === 'id') return index + 1
+  if (lower.includes('miktar') || lower.includes('adet')) return [2, 1, 5][index % 3]
+  if (lower.includes('fiyat') || lower.includes('tutar') || lower.includes('toplam')) return [1500, 2750, 500][index % 3]
+  if (lower.includes('birim')) return ['Adet', 'Saat', 'Adet'][index % 3]
+  if (lower.includes('tarih') || lower.includes('date')) return ['2026-01-15', '2026-02-20', '2026-03-10'][index % 3]
+  if (lower.includes('ad') || lower.includes('isim') || lower.includes('name')) return ['Kalem A', 'Kalem B', 'Kalem C'][index % 3]
+
+  return `Ornek ${index + 1}`
+}
+
+function mockScalarValue(path: string): string {
+  const last = path.split('.').pop() ?? path
+  const lower = last.toLowerCase()
+
+  if (lower.includes('unvan') || lower.includes('firma')) return 'Ornek Firma A.S.'
+  if (lower.includes('vergi')) return '1234567890'
+  if (lower.includes('tarih') || lower.includes('date')) return '2026-03-29'
+  if (lower.includes('no') || lower.includes('numara')) return 'FTR-2026-001'
+  if (lower.includes('toplam') || lower.includes('tutar')) return '18.880,00'
+  if (lower.includes('adres')) return 'Ornek Mah. Test Sk. No:1'
+  if (lower.includes('tel') || lower.includes('phone')) return '0212 555 0000'
+  if (lower.includes('mail') || lower.includes('email')) return 'info@ornek.com'
+
+  return `[${path}]`
+}
+
+/** Noktalı yolu kullanarak nested objeye değer atar */
+function setNestedValue(obj: Record<string, unknown>, path: string, value: unknown) {
+  const parts = path.split('.')
+  let current: Record<string, unknown> = obj
+
+  for (let i = 0; i < parts.length - 1; i++) {
+    const key = parts[i]
+    if (!(key in current) || typeof current[key] !== 'object' || current[key] === null) {
+      current[key] = {}
+    }
+    current = current[key] as Record<string, unknown>
+  }
+
+  const lastKey = parts[parts.length - 1]
+  // Mevcut değeri override etme (ilk binding kazanır)
+  if (!(lastKey in current)) {
+    current[lastKey] = value
+  }
+}