block_lib_facade.js 4.0 KB

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  1. /**
  2. * Created by CSL on 2018-12-17.
  3. */
  4. let mongoose = require('mongoose');
  5. let blModel = mongoose.model('blockLibsModel');
  6. let uuid = require('../../../public/web/uuid');
  7. module.exports = {
  8. getLibNames: getLibNames,
  9. getLib: getLib,
  10. getLibNamesAndFirstLib: getLibNamesAndFirstLib,
  11. copyTemplateLib: copyTemplateLib,
  12. saveBlock: saveBlock
  13. };
  14. // userID、compilationID
  15. async function getLibNames(data) {
  16. let libNames = await blModel.find({userID: data.userID, compilationID: data.compilationID}, ["libID","libName","-_id"]);
  17. return libNames;
  18. };
  19. // libID
  20. async function getLib(data) {
  21. let lib = await blModel.findOne({libID: data.libID});
  22. return lib;
  23. };
  24. // userID、compilationID
  25. async function getLibNamesAndFirstLib(data) {
  26. let libNames = await getLibNames(data);
  27. let lib = null;
  28. if (libNames.length == 0){
  29. lib = await copyTemplateLib(data.userID, data.userName, data.compilationID);
  30. libNames.push({libID: lib.libID, libName: lib.libName});
  31. }
  32. else{
  33. lib = await getLib(libNames[0]);
  34. }
  35. return {libNames: libNames, firstLib: lib};
  36. };
  37. async function copyTemplateLib(userID, userName, compilationID) {
  38. // let template = await getLib({libID: '00000000'});
  39. let template = {
  40. libID: "00000000",
  41. libName: "模板",
  42. datas: [
  43. {
  44. "ID": "00000001",
  45. "ParentID": "-1",
  46. "NextSiblingID": "00000002",
  47. "type": 1,
  48. "nodeName": "分类1"
  49. },
  50. {
  51. "ID": "00000002",
  52. "ParentID": "-1",
  53. "NextSiblingID": "00000003",
  54. "type": 1,
  55. "nodeName": "分类2"
  56. },
  57. {
  58. "ID": "00000003",
  59. "ParentID": "-1",
  60. "NextSiblingID": "-1",
  61. "type": 1,
  62. "nodeName": "分类3"
  63. }
  64. ],
  65. share: {
  66. "shareName": "共享",
  67. "shareTo": []
  68. }
  69. };
  70. let newLib = {
  71. userID: userID,
  72. compilationID: compilationID,
  73. libID: uuid.v1(),
  74. libName: `${userName}的块模板库`,
  75. datas: template.datas,
  76. share: template.share
  77. };
  78. newLib.share.shareName = `共享-${newLib.libName}`;
  79. await blModel.create(newLib);
  80. // console.log(JSON.stringify(newLib));
  81. return newLib;
  82. };
  83. /*------------------------------------------------------------------------------
  84. 参数: {libID: n, nodeID: m, create: {node} | delete: true | update: {A:'xxx', B:'xxx'} }
  85. 说明: libID、nodeID 必须。 create|update|delete三选一。
  86. create属性值:完整的node节点数据。
  87. delete属性值:固定为true(false没有实际意义)。
  88. update属性值:列出多个要修改的结点属性(键值对组成的对象)。
  89. 示例: {libID: 3, nodeID: 5, create: {....}}
  90. {libID: 3, nodeID: 5, delete: true}
  91. {libID: 3, nodeID: 5, update: {nodeName: 'xxx', children: [...]} }
  92. ------------------------------------------------------------------------------*/
  93. async function saveBlock(data) {
  94. if (data.create) {
  95. await blModel.update({libID: data.libID}, {$addToSet: {datas: data.create}});
  96. }
  97. if (data.delete) {
  98. console.log(JSON.stringify(data));
  99. console.log(data.nodeID);
  100. await blModel.update({libID: data.libID}, {$pull: {datas: {ID: data.nodeID}}});
  101. if (data.delete.nodeType == 1){ // 同步删除所有子结点
  102. await blModel.update({libID: data.libID}, {$pull: {datas: {ParentID: data.nodeID}}});
  103. }
  104. }
  105. else if (data.update){
  106. let doc = await blModel.findOne({libID: data.libID});
  107. let datas = doc._doc.datas;
  108. for (let i = 0; i < datas.length; i++) {
  109. if (datas[i].ID == data.nodeID) {
  110. for (let pn in data.update){
  111. datas[i][pn] = data.update[pn];
  112. };
  113. await doc.save();
  114. break;
  115. }
  116. };
  117. };
  118. return 'saveBlock.OK';
  119. };