index.js 4.8 KB

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  1. /*
  2. * @Descripttion: 招投标数据接口
  3. * @Author: vian
  4. * @Date: 2020-08-17 15:07:31
  5. */
  6. /**
  7. * 用于导出的挂载变量,各地区对外接口需要作覆盖它。
  8. * 注意:导出脚本必须有一个“entry”方法挂载在“INTERFACE_EXPORT”对象上。 eg: INTERFACE_EXPORT = { entry: () => void }
  9. * entry方法返回的结果必须为[{ data, exportKind,(导出类型,招、投标、控制价) fileName(文件名) }]
  10. * 其中data为xml的object形式:
  11. * xml:
  12. * <JingJiBiao Xmbh="001">
  13. * <ZhaoBiaoXx Zbr="vian">
  14. * </ZhaoBiaoXx>
  15. * </JingJiBiao>
  16. * entry方法返回的数据结构:
  17. * {
  18. * name: 'JingJiBiao',
  19. * attrs: [{ name: 'xmbh', value: '001' }],
  20. * children: [
  21. * {
  22. * name: 'ZhaoBiaoXx',
  23. * attrs: [{ name: 'Zbr', value: 'vian' }],
  24. * children: []
  25. * }
  26. * ]
  27. * }
  28. */
  29. let INTERFACE_EXPORT = {};
  30. // 用于导入的挂载变量
  31. let INTERFACE_IMPORT = {};
  32. const STD_INTERFACE = (() => {
  33. 'use strict';
  34. // 根据地区配置,初始化地区选项
  35. function initInterfaceAreas($parentAreas, $subAreas) {
  36. const connectedAreas = Object.keys(INTERFACE_CONFIG);
  37. const parentMap = {};
  38. connectedAreas.forEach(connectedArea => {
  39. const areas = connectedArea.split('@');
  40. if ((COMPILATION_NAME === '安徽养护(2018)' && areas[0] !== '安徽') ||
  41. (COMPILATION_NAME === '广东公路造价(2018)' && areas[0] !== '广东') ||
  42. (COMPILATION_NAME === '浙江养护(2005)' && areas[0] !== '浙江')) {
  43. return;
  44. }
  45. (parentMap[areas[0]] || (parentMap[areas[0]] = [])).push(areas[1]);
  46. });
  47. const parentAreasHtml = Object
  48. .keys(parentMap)
  49. .reduce((acc, area) => acc += `<option value="${area}">${area}</option>`, '');
  50. $parentAreas.html(parentAreasHtml);
  51. const subAreasHtml = parentMap[Object.keys(parentMap)[0]].reduce((acc, area) => acc += `<option value="${area}">${area}</option>`, '');
  52. $subAreas.html(subAreasHtml);
  53. // 父级地区变更,子地区选项更新
  54. $parentAreas.change(function () {
  55. if (typeof EXPORT_VIEW !== 'undefined') {
  56. EXPORT_VIEW.resetState(); // 清空导出接口缓存
  57. }
  58. const curArea = $(this).val();
  59. const subAreasHtml = parentMap[curArea].reduce((acc, area) => acc += `<option value="${area}">${area}</option>`, '');
  60. $subAreas.html(subAreasHtml);
  61. });
  62. $subAreas.change(function () {
  63. if (typeof EXPORT_VIEW !== 'undefined') {
  64. EXPORT_VIEW.resetState(); // 清空导出接口缓存
  65. }
  66. })
  67. }
  68. /**
  69. * 动态加载script
  70. * 由于后续的接口可能会非常多,一次性加载所有的接口文件完全没必要,而且不可控,很容易导致初次加载速度变慢。
  71. * 在选定相关地区后,再根据地区对应的script路径,动态加载script
  72. * 不需要缓存,缓存可能会影响正常操作的性能。而且导入导出时动态获取接口文件的需要的时间,客户是不可感知的。
  73. * @param {String} path - 需要加载的scipt路径
  74. * @return {Promise}
  75. */
  76. function loadScript(path) {
  77. return new Promise((resolve, reject) => {
  78. const scriptID = 'interface-script';
  79. const body = document.getElementsByTagName('body')[0];
  80. // 移除原来的
  81. const orgScript = document.getElementById(scriptID);
  82. if (orgScript) {
  83. body.removeChild(orgScript);
  84. }
  85. // 增加新的
  86. const script = document.createElement('script');
  87. script.src = path;
  88. script.type = 'text/javascript';
  89. script.id = scriptID;
  90. body.appendChild(script);
  91. script.onload = script.onreadystatechange = function () { // ie、ff触发事件不同,都写上
  92. if (!this.readyState || this.readyState === 'loaded' || this.readyState === 'complete') {
  93. script.onload = script.onreadystatechange = null;
  94. resolve();
  95. }
  96. };
  97. script.onerror = function () {
  98. reject('script加载失败。');
  99. };
  100. });
  101. }
  102. const ScriptType = {
  103. EXPORT: 'export',
  104. IMPORT: 'import',
  105. };
  106. let curArea = '';
  107. /**
  108. * 根据地区和脚本类型加载脚本
  109. * @param {String} area - 地区选项 eg: '安徽省@马鞍山'
  110. * @param {Number} scriptType - 脚本类型
  111. * @return {Void}
  112. */
  113. async function loadScriptByArea(area, scriptType) {
  114. if (area === curArea) {
  115. return;
  116. }
  117. const configItem = INTERFACE_CONFIG[area];
  118. if (!configItem) {
  119. throw new Error(`[${area}]不存在有效配置。`);
  120. }
  121. const scriptName = configItem.scriptName;
  122. if (!scriptName) {
  123. throw new Error(`[${area}]不存在有效脚本。`);
  124. }
  125. const fullPath = `/web/building_saas/standard_interface/${scriptType}/${scriptName}`;
  126. await loadScript(fullPath);
  127. curArea = area;
  128. }
  129. return {
  130. initInterfaceAreas,
  131. ScriptType,
  132. loadScriptByArea,
  133. };
  134. })();