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        <h1><a href="../../index.html">All files</a> / <a href="index.html">server/domain-objects</a> Project.js</h1>
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            <div class='fl pad1y space-right2'>
                <span class="strong">97.78% </span>
                <span class="quiet">Statements</span>
                <span class='fraction'>44/45</span>
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            <div class='fl pad1y space-right2'>
                <span class="strong">87.5% </span>
                <span class="quiet">Branches</span>
                <span class='fraction'>14/16</span>
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            <div class='fl pad1y space-right2'>
                <span class="strong">87.5% </span>
                <span class="quiet">Functions</span>
                <span class='fraction'>7/8</span>
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            <div class='fl pad1y space-right2'>
                <span class="strong">97.73% </span>
                <span class="quiet">Lines</span>
                <span class='fraction'>43/44</span>
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            Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block.
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import isPlainObject from 'lodash/isPlainObject';
import pick from 'lodash/pick';
import Project from '../models/project';
import createId from '../utils/createId';
import createApplicationErrorClass from '../utils/createApplicationErrorClass';
import createDefaultFiles from './createDefaultFiles';
&nbsp;
export const FileValidationError = createApplicationErrorClass('FileValidationError');
export const ProjectValidationError = createApplicationErrorClass('ProjectValidationError');
&nbsp;
/**
 * This converts between a mongoose Project model
 * and the public API Project object properties
 *
 */
export function <span class="fstat-no" title="function not covered" >toApi(</span>model) {
<span class="cstat-no" title="statement not covered" >  return {</span>
    id: model.id,
    name: model.name,
  };
}
&nbsp;
/**
 * Transforms a tree of files matching the APIs DirectoryContents
 * format into the data structure stored in mongodb
 *
 * - flattens the tree into an array of file/folders
 * - each file/folder gets a generated BSON-ID
 * - each folder has a `children` array containing the IDs of it's children
 */
function transformFilesInner(tree = <span class="branch-0 cbranch-no" title="branch not covered" >{},</span> parentNode) {
  const files = [];
  const errors = [];
&nbsp;
  Object.entries(tree).forEach(([name, params]) =&gt; {
    const id = createId();
    const isFolder = params.files != null;
&nbsp;
    if (isFolder) {
      const folder = {
        _id: id,
        name,
        fileType: 'folder',
        children: [] // Initialise an empty folder
      };
&nbsp;
      files.push(folder);
&nbsp;
      // The recursion will return a list of child files/folders
      // It will also push the child's id into `folder.children`
      const subFolder = transformFilesInner(params.files, folder);
      files.push(...subFolder.files);
      errors.push(...subFolder.errors);
    } else {
      const file = {
        _id: id,
        name,
        fileType: 'file'
      };
&nbsp;
      if (typeof params.url === 'string') {
        file.url = params.url;
      } else if (typeof params.content === 'string') {
        file.content = params.content;
      } else {
        errors.push({ name, message: 'missing \'url\' or \'content\'' });
      }
&nbsp;
      files.push(file);
    }
&nbsp;
    // Push this child's ID onto it's parent's list
    // of children
    if (parentNode != null) {
      parentNode.children.push(id);
    }
  });
&nbsp;
  return { files, errors };
}
&nbsp;
export function transformFiles(tree = <span class="branch-0 cbranch-no" title="branch not covered" >{})</span> {
  const withRoot = {
    root: {
      files: tree
    }
  };
&nbsp;
  const { files, errors } = transformFilesInner(withRoot);
&nbsp;
  if (errors.length &gt; 0) {
    const message = `${errors.length} files failed validation. See error.files for individual errors.
    
    Errors:
      ${errors.map(e =&gt; `* ${e.name}: ${e.message}`).join('\n')}
`;
    const error = new FileValidationError(message);
    error.files = errors;
&nbsp;
    throw error;
  }
&nbsp;
  return files;
}
&nbsp;
export function containsRootHtmlFile(tree) {
  return Object.keys(tree).find(name =&gt; /\.html$/.test(name)) != null;
}
&nbsp;
/**
 * This converts between the public API's Project object
 * properties and a mongoose Project model
 *
 */
export function toModel(object) {
  let files = [];
  let tree = object.files;
&nbsp;
  if (isPlainObject(tree)) {
    if (!containsRootHtmlFile(tree)) {
      tree = Object.assign(createDefaultFiles(), tree);
    }
&nbsp;
    files = transformFiles(tree);
  } else {
    throw new FileValidationError('\'files\' must be an object');
  }
&nbsp;
  const projectValues = pick(object, ['user', 'name', 'slug']);
  projectValues.files = files;
&nbsp;
  return new Project(projectValues);
}
&nbsp;</pre></td></tr></table></pre>

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