import * as vscode from 'vscode'
import * as path from 'path'
import { fm } from '../helpers/FileManage'

export abstract class Definition {
  /**
   * 代码跳转
   * @param fragments 要跳转的可匹配的正则字符串
   */
  protected async basicLocation(fragments: string, targetType: 'ts' | 'v' | 'less' | 'html', subviewName?: string) {
    const filePath = vscode.window.activeTextEditor?.document.fileName
    if (filePath) {
      const compName = subviewName ? subviewName : fm.getCompNameByPath(filePath)
      const compsDir = path.join(fm.getRootPath()!, fm.getDirByFileType(targetType))
      const fileType = targetType === 'v' ? '.v.ts' : `.${targetType}`
      const targetPath = fm.getFilePathByName(fm.getFileName(compName, fileType as '.ts'), compsDir)
      if (targetPath) {
        const res = await vscode.workspace.openTextDocument(targetPath)
        let i = 0
        while (i <= res.lineCount) {
          const lineText = res.lineAt(i)
          if (!lineText.isEmptyOrWhitespace) {
            if (lineText.text.match(new RegExp(fragments))) {
              break
            }
          }
          i++
        }
        if (i >= res.lineCount) {
          i = 0
        }
        return new vscode.Location(vscode.Uri.file(targetPath), new vscode.Position(i, fragments.length + 2))
      }
    }
  }
  /**
   * 
   * @param args  
   */
  public abstract validateContext(...args: any[]): boolean
}