import * as _ from "lodash";
import * as fs from "fs-extra";

export const generateAPIIndexTestTs = (data: any) => {
  const { api, apiFolder, templateFolder } = data;

  //   loop over array of components
  _.forEach(api, apiClass => {
    //   grab [tests] from the item in the loop
    const tests = apiClass["tests"];

    //   loop through it and build an [it_block]

    fs.readFile(
      `${templateFolder}/api/class.template/index.test.ts.template`,
      "utf8",
      (err, data) => {
        if (err) return console.error(err);

        //   loop through test_plan and build an [it_block]
        const templateString = "  it(`<%= test %>`, () => {})" + "\n";

        const it_block = _.join(
          _.map(tests, test =>
            _.template(templateString)({ test: test["it"] })
          ),
          "\n"
        );

        //   pass [name] & [it_block] to Component.test.ts.template
        const IndexTestTs = _.template(data)({
          name: apiClass["name"],
          it_block
        });

        //   save result to {outFolder}/api/{[Name]}/index.test.ts
        fs.outputFile(
          `${apiFolder}/${apiClass["name"]}/index.test.ts`,
          IndexTestTs
        );
      }
    );
  });
};