import { COMMON_CHUNK_NAME } from '../../const/generator';
import { generateCompositeType } from '../../utils/compositeType';
import {
  BuilderComponentPlugin,
  BuilderComponentPluginFactory,
  ChunkType,
  FileType,
  ICodeStruct,
  IProjectInfo,
} from '../../types';
import Scope from '../../utils/Scope';

const pluginFactory: BuilderComponentPluginFactory<unknown> = () => {
  const plugin: BuilderComponentPlugin = async (pre: ICodeStruct) => {
    const next: ICodeStruct = {
      ...pre,
    };

    const ir = next.ir as IProjectInfo;
    const scope = Scope.createRootScope();
    const constantStr = generateCompositeType(ir.constants || {}, scope);

    next.chunks.push({
      type: ChunkType.STRING,
      fileType: FileType.JS,
      name: COMMON_CHUNK_NAME.FileVarDefine,
      content: `
        const __$$constants = (${constantStr});
      `,
      linkAfter: [
        COMMON_CHUNK_NAME.ExternalDepsImport,
        COMMON_CHUNK_NAME.InternalDepsImport,
        COMMON_CHUNK_NAME.ImportAliasDefine,
      ],
    });

    next.chunks.push({
      type: ChunkType.STRING,
      fileType: FileType.JS,
      name: COMMON_CHUNK_NAME.FileExport,
      content: `
        export default __$$constants;
      `,
      linkAfter: [
        COMMON_CHUNK_NAME.ExternalDepsImport,
        COMMON_CHUNK_NAME.InternalDepsImport,
        COMMON_CHUNK_NAME.ImportAliasDefine,
        COMMON_CHUNK_NAME.FileVarDefine,
        COMMON_CHUNK_NAME.FileUtilDefine,
        COMMON_CHUNK_NAME.FileMainContent,
      ],
    });

    return next;
  };
  return plugin;
};

export default pluginFactory;
