rendering icon fetching

.travis.yml

@@ -8,6 +8,7 @@ cache:
     - node_modules
 install:
   - npm install
+  - node build.sh
 script:
   - jest --silent --coverage --coverageReporters=text-lcov | coveralls
   - jshint ./src

build.js

@@ -86,7 +86,7 @@ svn.commands.checkout(FA_SVG_FOLDER_URL, svgDir, (err) => {
 
       svgs[type][name] = {
         path: match2[1],
-        width: match1[1]
+        width: parseInt(match1[1])
       };
 
       count++;

src/rendering.js

@@ -7,6 +7,14 @@ try {
   console.error('fa-diagrams: SVG list could not be loaded', err);
 }
 
+/**
+ * @typedef Node2
+ * @property {string} name
+ * @property {number} x
+ * @property {number} y
+ * @property {string} icon
+ */
+
 const DEFAULT_OPTIONS = {
   'beautify': false
 };
@@ -15,6 +23,56 @@ module.exports = (options = DEFAULT_OPTIONS) => {
   const self = {
     defaultOptions: DEFAULT_OPTIONS,
 
+    /**
+     * Find icon data from given name
+     * @param {string} name
+     * @returns {null|{path: string, width: number}}
+     */
+    getIcon: (name) => {
+      if (!name || !name.trim())
+        return null;
+
+      let search = ['solid', 'regular', 'brands'];
+      const spl = name.trim().split(' ').map(t => t.indexOf('fa-') === 0 ? t.substr(3) : t);
+
+      const checkType = (type, keywords) => {
+        if (search.length > 1) // else it's already found
+          keywords.forEach(kw => {
+            const i = spl.indexOf(kw);
+            if (i >= 0) {
+              spl.splice(i, 1);
+              search = [type];
+            }
+          });
+      };
+
+      checkType('solid', ['fas', 'solid']);
+      checkType('regular', ['far', 'regular']);
+      checkType('brands', ['fab', 'brands']);
+
+      name = spl[0];
+
+      for (let i = 0; i < search.length; i++) {
+        if (list[search[i]] && list[search[i]][name]) {
+          return list[search[i]][name];
+        }
+      }
+
+      return null;
+    },
+
+    /**
+     * @param {Object<string,Node2>} nodes
+     * @returns {Object}
+     */
+    renderNodes: (nodes) => {
+      const g = [];
+      Object.values(nodes).forEach(() => {
+        //TODO
+      });
+      return {'g': g};
+    },
+
     /**
      * Convert xml-js data into correct svg xml string
      * @param {Object} data
@@ -40,8 +98,9 @@ module.exports = (options = DEFAULT_OPTIONS) => {
       });
     },
 
-    compute: () => {
-      return self.toXML({}, 0, 0); //TODO temporary
+    compute: (nodes) => {
+      const data = self.renderNodes(nodes);
+      return self.toXML(data, 0, 0); //TODO temporary
     }
   };
 

test/rendering.test.js

@@ -1,6 +1,87 @@
 /* jshint -W117 */
 const rendering = require('../src/rendering');
 
+describe('getIcon', () => {
+  const solidCirclePath = 'M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8z';
+  const regularCirclePath = 'M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200z';
+
+  test('no name', () => {
+    const res = rendering().getIcon(undefined);
+    expect(res).toBeNull();
+  });
+  test('empty name', () => {
+    const res = rendering().getIcon('  ');
+    expect(res).toBeNull();
+  });
+  test('invalid name', () => {
+    const res = rendering().getIcon('circle-2');
+    expect(res).toBeNull();
+  });
+  test('valid circle', () => {
+    const res = rendering().getIcon('circle');
+    expect(res).toEqual({
+      path: solidCirclePath,
+      width: 512
+    });
+  });
+  test('valid circle alt name', () => {
+    const res = rendering().getIcon('fa-circle');
+    expect(res).toEqual({
+      path: solidCirclePath,
+      width: 512
+    });
+  });
+  test('ignored other name', () => {
+    const res = rendering().getIcon('circle server');
+    expect(res).toEqual({
+      path: solidCirclePath,
+      width: 512
+    });
+  });
+  test('forcing regular', () => {
+    const res = rendering().getIcon('far circle');
+    expect(res).toEqual({
+      path: regularCirclePath,
+      width: 512
+    });
+  });
+  test('forcing regular 2', () => {
+    const res = rendering().getIcon('regular circle');
+    expect(res).toEqual({
+      path: regularCirclePath,
+      width: 512
+    });
+  });
+  test('forcing regular 3', () => {
+    const res = rendering().getIcon('circle far');
+    expect(res).toEqual({
+      path: regularCirclePath,
+      width: 512
+    });
+  });
+  test('double type', () => {
+    const res = rendering().getIcon('circle far solid');
+    expect(res).toEqual({
+      path: solidCirclePath,
+      width: 512
+    });
+  });
+  test('double type 2', () => {
+    const res = rendering().getIcon('circle solid far');
+    expect(res).toEqual({
+      path: solidCirclePath,
+      width: 512
+    });
+  });
+  test('forcing solid on brands icon', () => {
+    const res = rendering().getIcon('usb');
+    expect(res).not.toBeNull();
+    const res2 = rendering().getIcon('fas usb');
+    expect(res2).toBeNull();
+  });
+});
+
+
 describe('toXML', () => {
   test('no data', () => {
     const res = rendering({beautify: false}).toXML({}, 0, 0);