ibag/core/context-handle.js

A visual, fast, and customizable front-end scaffolding.

const fs = require("fs");
const merge = require("lodash/merge");
const path = require("path");

/**
 * 基于context修改匹配字符串的第一个文本
 * @{string} contextPtah 目标contextPtah
 * @param str 锚点字符串
 * @param text
 */
function spliceStringContext(contextPtah, str, text) {
  contextPtah = path.normalize(__dirname + "/" + contextPtah);
  let context = fs.readFileSync(contextPtah, "utf8");
  context = context.replace(str, text);
  fs.writeFileSync(contextPtah, context, "utf8");
}

/**
 * 修改fun内容，将text添加进函数体中
 * 备注：函数ibag皆用function模式，所以皆为funciton的函数逻辑
 * @param contextPtah
 * @param funName
 * @param text
 */
function spliceFunctionContext(contextPtah, funName, text) {
  contextPtah = path.normalize(__dirname + "/" + contextPtah);
}

/**
 * 删除context中第一个string
 * @param contextPtah
 * @param str
 */
function deleteStringContext(contextPtah, str) {
  contextPtah = path.normalize(__dirname + "/" + contextPtah);
}

/**
 * 删除context中的指定函数
 * @param context
 * @param funName 被删除的函数名
 */
function deleteFunctionContext(contextPtah, funName) {
  contextPtah = path.normalize(__dirname + "/" + contextPtah);
}

/**
 * 在指定锚点字符串处添加内容
 * @param context
 * @param target
 * @param direction 字符串「left、right」
 * @param text
 */
function addStringContext(contextPtah, target, direction, text) {
  contextPtah = path.normalize(__dirname + "/" + contextPtah);
  let context = fs.readFileSync(contextPtah, "utf8");
  let resultStr;
  if (direction === "left") {
    resultStr = text + target;
  } else {
    resultStr = target + text;
  }
  context = context.replace(target, resultStr);
  fs.writeFileSync(contextPtah, context, "utf8");
}

/**
 * 在首行内添加内容
 */
function addFirstLineContext(contextPtah, text) {
  contextPtah = path.normalize(__dirname + "/" + contextPtah);
  let context = fs.readFileSync(contextPtah, "utf8");
  context = text + context;
  fs.writeFileSync(contextPtah, context, "utf8");
}

/**
 * 在../output/package.json中添加项
 * currkey可以是dependence，
 * obj是{react:^1.0.0}
 */
function addItemInPackageJson(currKey, obj) {
  let json = JSON.parse(
    fs.readFileSync(
      path.normalize(__dirname + "/../output/package.json"),
      "utf8"
    )
  );
  json[currKey] = merge(json[currKey] || {}, obj);
  fs.writeFileSync(
    path.normalize(__dirname + "/../output/package.json"),
    JSON.stringify(json),
    "utf8"
  );
}

/**
 * 在package.json中删除项
 */
function deleteItemInPackageJson(key) {
  contextPtah = path.normalize(__dirname + "/" + contextPtah);
}

module.exports = {
  spliceStringContext,
  spliceFunctionContext,
  deleteStringContext,
  deleteFunctionContext,
  addStringContext,
  addFirstLineContext,
  addItemInPackageJson,
};