import type { InsertResult } from '@admin/utils/editor/insert-result'
import type { EditorView } from '@codemirror/view'

export function insertComponentAtCursor(
  view: EditorView | null,
  currentValue: string,
  snippet: string
): InsertResult {
  const wrapped = `\n${snippet}\n`

  if (view) {
    const { from } = view.state.selection.main
    view.dispatch({
      changes: { from, insert: wrapped },
      selection: { anchor: from + wrapped.length }
    })

    return {
      newValue: currentValue.slice(0, from) + wrapped + currentValue.slice(from),
      newCursorPos: from + wrapped.length
    }
  }

  return {
    newValue: currentValue + wrapped,
    newCursorPos: currentValue.length + wrapped.length
  }
}