Add radar file walker

.babelrc

@@ -1,3 +1,3 @@
 {
-  "presets": ["latest"]
+  "presets": ["latest", "stage-0"]
 }

package.json

@@ -14,8 +14,10 @@
     "async": "2.1.4",
     "babel-cli": "6.22.2",
     "babel-preset-latest": "6.22.0",
+    "babel-preset-stage-0": "6.22.0",
     "front-matter": "2.1.1",
     "fs-extra": "2.0.0",
-    "marked": "0.3.6"
+    "marked": "0.3.6",
+    "walk": "2.3.9"
   }
 }

radar/2016-02-02/languages-and-frameworks/react.md

@@ -0,0 +1,27 @@
+---
+layout:     post
+title:      "React"
+ring:       adopt
+---
+
+Hier steht eine Einleitung über *React* - super "cool"
+
+Hier noch ein [link](http://www.google.de) zu google
+
+<!--except-->
+
+Hier steht der Rest!
+
+History
+-------
+
+{% include
+  history-entry.html
+  ring="trial"
+  date="2017-12-10"
+  content="This is a history entry
+
+  - Foo
+  - Bar
+  "
+%}

radar/2016-02-02/languages-and-frameworks/vue.md

@@ -0,0 +1,27 @@
+---
+layout:     post
+title:      "React"
+ring:       adopt
+---
+
+Hier steht eine Einleitung über *React* - super "cool"
+
+Hier noch ein [link](http://www.google.de) zu google
+
+<!--except-->
+
+Hier steht der Rest!
+
+History
+-------
+
+{% include
+  history-entry.html
+  ring="trial"
+  date="2017-12-10"
+  content="This is a history entry
+
+  - Foo
+  - Bar
+  "
+%}

radar/2016-02-02/methods-and-patterns/foo.md

@@ -0,0 +1,8 @@
+---
+layout:     post
+title:      "Foo"
+ring:       trial
+new:        true
+---
+
+Foo

radar/2016-02-02/tools/grunt.md

@@ -0,0 +1,17 @@
+---
+layout:     post
+title:      "Grunt"
+ring:       hold
+new:        true
+---
+
+Hier steht was über *Grunt*
+
+Hier noch ein [link](http://www.google.de) zu google
+
+<!--except-->
+
+Hier steht der Rest!
+
+History
+-------

scripts/create.js

@@ -9,27 +9,44 @@ import {
   srcPath,
   distPath,
 } from './file';
+import {
+  getTree,
+  createRadar,
+} from './radar';
 
-const fileName = srcPath('v1/tools/grunt.md');
 
-console.log('<<< start creating files');
-
-waterfall([
-    (callback) => {
-      readFile(fileName, 'utf8', callback);
-    },
-    (data, callback) => {
-      const item = frontmatter(data);
-      const html = marked(item.body);
-
-      outputFile(distPath('test3.html'), html, callback);
-    }
-  ],
-  (err, results) => {
-    if (!err) {
-      console.log('done creating files >>>');
-    } else {
-      console.error(err);
-    }
+(async () => {
+  try {
+    const tree = await getTree();
+    // console.log(JSON.stringify(tree, null, 2));
+    const radar = await createRadar(tree);
+    console.log(JSON.stringify(radar, null, 2));
+  } catch(e) {
+    console.error('error:', e);
   }
-);
+})()
+
+//
+// const fileName = srcPath('v1/tools/grunt.md');
+//
+// console.log('<<< start creating files');
+//
+// waterfall([
+//     (callback) => {
+//       readFile(fileName, 'utf8', callback);
+//     },
+//     (data, callback) => {
+//       const item = frontmatter(data);
+//       const html = marked(item.body);
+//
+//       outputFile(distPath('test3.html'), html, callback);
+//     }
+//   ],
+//   (err, results) => {
+//     if (!err) {
+//       console.log('done creating files >>>');
+//     } else {
+//       console.error(err);
+//     }
+//   }
+// );

scripts/radar.js

@@ -0,0 +1,141 @@
+import { walk } from 'walk';
+import fs, { readFileSync } from 'fs-extra';
+import path from 'path';
+import frontmatter from 'front-matter';
+import marked from 'marked';
+import waterfall from 'async/waterfall';
+import { srcPath } from './file';
+
+export const getTree = () => (
+  new Promise((resolve, reject) => {
+    const walker = walk(srcPath(), { followLinks: false });
+    let radar = {};
+
+    walker.on("file", (root, fileStat, next) => {
+      if (isMarkdownFile(fileStat.name)) {
+        radar = addItemToRadar(radar, path.resolve(root, fileStat.name))
+      }
+      next();
+    });
+
+    walker.on("errors", (root, nodeStatsArray, next) => {
+      nodeStatsArray.forEach(function (n) {
+        console.error("[ERROR] " + n.name)
+        console.error(n.error.message || (n.error.code + ": " + n.error.path));
+      });
+      next();
+    });
+
+    walker.on("end", () => {
+      resolve(radar);
+    });
+  })
+);
+
+const isMarkdownFile = (name) => name.match(/\.md$/);
+
+const addItemToRadar = (radar, pathName) => {
+  const item = createItemFromPath(pathName);
+  return {
+    ...radar,
+    [item.version]: addItemToVersion(radar[item.version] || {}, item),
+  }
+};
+
+const addItemToVersion = (version, item) => {
+  return {
+    ...version,
+    [item.quadrant]: addItemToQuadrant(version[item.quadrant] || {}, item),
+  };
+};
+
+const addItemToQuadrant = (quadrant, item) => {
+  return {
+    ...quadrant,
+    [item.name]: item.path,
+  };
+};
+
+const createItemFromPath = (pathName) => {
+  const [version, quadrant, fileName] = pathName.split('/').slice(-3);
+  return {
+    version,
+    quadrant,
+    path: pathName,
+    name: fileName.substr(0, fileName.length - 3),
+  };
+};
+
+export const createRadar = async (tree) => {
+  const versionNames = Object.keys(tree).sort();
+  const radar = versionNames.reduce((radar, versionName) => {
+    return updateRadarWithVersion(radar, versionName, tree);
+  }, {});
+
+  return readItemsDataFromFiles(radar);
+};
+
+const updateRadarWithVersion = (radar, versionName, tree) => {
+  const version = tree[versionName];
+  const quadrantNames = Object.keys(version);
+  return quadrantNames.reduce((updatedRadar, quadrantName) => {
+    return {
+      ...updatedRadar,
+      [quadrantName]: updateQuadrantWithVersion(updatedRadar[quadrantName] || {}, quadrantName, versionName, tree),
+    }
+  }, radar);
+};
+
+const updateQuadrantWithVersion = (quadrant, quadrantName, versionName, tree) => {
+  const quadrantInNewVersion = tree[versionName][quadrantName];
+  const fileNames = Object.keys(quadrantInNewVersion);
+  return fileNames.reduce((updatedQuadrant, fileName) => {
+    return {
+      ...updatedQuadrant,
+      [fileName]: updateItemWithVersion(updatedQuadrant[fileName], fileName, quadrantName, versionName, tree),
+    }
+  }, quadrant);
+};
+
+const updateItemWithVersion = (file = { revision: 0, files: [] }, fileName, quadrantName, versionName, tree) => {
+  const fileInNewVersion = tree[versionName][quadrantName][fileName];
+  return {
+    files: file.files.concat([{
+      version: versionName,
+      file: fileInNewVersion,
+    }]),
+  };
+};
+
+const readItemsDataFromFiles = (radar) => {
+  return Object.entries(radar).reduce((newRadar, [quadrantName, quadrant]) => {
+    return {
+      ...newRadar,
+      [quadrantName]: Object.entries(quadrant).reduce((newQuadrant, [itemName, item]) => {
+        return {
+          ...newQuadrant,
+          [itemName]: {
+            revisions: item.files.length,
+            data: mergeDataFromFiles(item.files)
+          },
+        };
+      }, {}),
+    }
+  }, {});
+};
+
+const mergeDataFromFiles = (files) => {
+  const frontmatters = getFrontmatterForAllFiles(files);
+  console.log()
+  return frontmatters;
+};
+
+const getFrontmatterForAllFiles = (files) => {
+  return files.map(({ file }) => {
+    return getFrontmatter(file);
+  })
+};
+
+const getFrontmatter = (fileName) => {
+  return frontmatter(readFileSync(fileName, 'utf8'));
+};