import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
import { viteSingleFile } from 'vite-plugin-singlefile'
import fs from 'fs'

// 数据路径由 Python 通过环境变量传入
const dataPath = process.env.GRAPH_DATA_PATH
if (!dataPath) {
  console.error('错误: 请设置 GRAPH_DATA_PATH 环境变量')
  process.exit(1)
}
console.log('数据文件:', dataPath)

// 读取 JSON 数据
const graphData = JSON.parse(fs.readFileSync(dataPath, 'utf-8'))
console.log('节点数:', Object.keys(graphData.nodes || {}).length)
console.log('边数:', (graphData.edges || []).length)

export default defineConfig({
  plugins: [vue(), viteSingleFile()],
  define: {
    // 将数据注入为全局常量
    __GRAPH_DATA__: JSON.stringify(graphData)
  },
  build: {
    target: 'esnext',
    outDir: 'dist',
    assetsInlineLimit: 100000000,
    chunkSizeWarningLimit: 100000000,
    cssCodeSplit: false,
    rollupOptions: {
      output: {
        inlineDynamicImports: true
      }
    }
  }
})