index.js 4.6 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, $subAreas) {
  36. const connectedAreas = Object.keys(INTERFACE_CONFIG);
  37. const parentMap = {};
  38. connectedAreas.forEach(connectedArea => {
  39. const areas = connectedArea.split('@');
  40. if (COMPILATION_NAME === '安徽养护(2018)' && areas[0] !== '安徽') {
  41. return;
  42. }
  43. (parentMap[areas[0]] || (parentMap[areas[0]] = [])).push(areas[1]);
  44. });
  45. const parentAreasHtml = Object
  46. .keys(parentMap)
  47. .reduce((acc, area) => acc += `<option value="${area}">${area}</option>`, '');
  48. $parentAreas.html(parentAreasHtml);
  49. const subAreasHtml = parentMap[Object.keys(parentMap)[0]].reduce((acc, area) => acc += `<option value="${area}">${area}</option>`, '');
  50. $subAreas.html(subAreasHtml);
  51. // 父级地区变更,子地区选项更新
  52. $parentAreas.change(function () {
  53. if (typeof EXPORT_VIEW !== 'undefined') {
  54. EXPORT_VIEW.resetState(); // 清空导出接口缓存
  55. }
  56. const curArea = $(this).val();
  57. const subAreasHtml = parentMap[curArea].reduce((acc, area) => acc += `<option value="${area}">${area}</option>`, '');
  58. $subAreas.html(subAreasHtml);
  59. });
  60. $subAreas.change(function () {
  61. if (typeof EXPORT_VIEW !== 'undefined') {
  62. EXPORT_VIEW.resetState(); // 清空导出接口缓存
  63. }
  64. })
  65. }
  66. /**
  67. * 动态加载script
  68. * 由于后续的接口可能会非常多,一次性加载所有的接口文件完全没必要,而且不可控,很容易导致初次加载速度变慢。
  69. * 在选定相关地区后,再根据地区对应的script路径,动态加载script
  70. * 不需要缓存,缓存可能会影响正常操作的性能。而且导入导出时动态获取接口文件的需要的时间,客户是不可感知的。
  71. * @param {String} path - 需要加载的scipt路径
  72. * @return {Promise}
  73. */
  74. function loadScript(path) {
  75. return new Promise((resolve, reject) => {
  76. const scriptID = 'interface-script';
  77. const body = document.getElementsByTagName('body')[0];
  78. // 移除原来的
  79. const orgScript = document.getElementById(scriptID);
  80. if (orgScript) {
  81. body.removeChild(orgScript);
  82. }
  83. // 增加新的
  84. const script = document.createElement('script');
  85. script.src = path;
  86. script.type = 'text/javascript';
  87. script.id = scriptID;
  88. body.appendChild(script);
  89. script.onload = script.onreadystatechange = function () { // ie、ff触发事件不同,都写上
  90. if (!this.readyState || this.readyState === 'loaded' || this.readyState === 'complete') {
  91. script.onload = script.onreadystatechange = null;
  92. resolve();
  93. }
  94. };
  95. script.onerror = function () {
  96. reject('script加载失败。');
  97. };
  98. });
  99. }
  100. const ScriptType = {
  101. EXPORT: 'export',
  102. IMPORT: 'import',
  103. };
  104. let curArea = '';
  105. /**
  106. * 根据地区和脚本类型加载脚本
  107. * @param {String} area - 地区选项 eg: '安徽省@马鞍山'
  108. * @param {Number} scriptType - 脚本类型
  109. * @return {Void}
  110. */
  111. async function loadScriptByArea(area, scriptType) {
  112. if (area === curArea) {
  113. return;
  114. }
  115. const configItem = INTERFACE_CONFIG[area];
  116. if (!configItem) {
  117. throw new Error(`[${area}]不存在有效配置。`);
  118. }
  119. const scriptName = configItem.scriptName;
  120. if (!scriptName) {
  121. throw new Error(`[${area}]不存在有效脚本。`);
  122. }
  123. const fullPath = `/web/building_saas/standard_interface/${scriptType}/${scriptName}`;
  124. await loadScript(fullPath);
  125. curArea = area;
  126. }
  127. return {
  128. initInterfaceAreas,
  129. ScriptType,
  130. loadScriptByArea,
  131. };
  132. })();