Completed
Pull Request — develop (#123)
by Xaver
01:11
created

router.js ➔ ... ➔ gotoNode   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 7

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 2
nc 2
dl 0
loc 7
rs 9.4285
c 1
b 0
f 0
nop 1
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define(['Navigo'], function (Navigo) {
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  'use strict';
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  return function (language) {
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    var init = false;
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    var objects = { nodes: {}, links: {} };
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    var targets = [];
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    var views = {};
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    var current = {};
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    var state = { lang: language.getLocale(), view: 'map' };
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    function resetView() {
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      targets.forEach(function (t) {
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        t.resetView();
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      });
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    }
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    function gotoNode(d) {
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      if (d.nodeId in objects.nodes) {
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        targets.forEach(function (t) {
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          t.gotoNode(objects.nodes[d.nodeId]);
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        });
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      }
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    }
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    function gotoLink(d) {
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      if (d.linkId in objects.links) {
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        targets.forEach(function (t) {
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          t.gotoLink(objects.links[d.linkId]);
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        });
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      }
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    }
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    function view(d) {
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      if (d.view in views) {
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        views[d.view]();
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        state.view = d.view;
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        resetView();
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      }
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    }
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    function customRoute(lang, viewValue, node, link, zoom, lat, lng) {
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      current = {
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        lang: lang,
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        view: viewValue,
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        node: node,
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        link: link,
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        zoom: zoom,
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        lat: lat,
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        lng: lng
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      };
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      if (lang && lang !== state.lang) {
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        language.setLocale(lang);
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      }
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      if (!init || viewValue && viewValue !== state.view) {
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        if (!viewValue) {
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          viewValue = state.view;
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        }
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        view({ view: viewValue });
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        init = true;
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      }
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      if (node) {
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        gotoNode({ nodeId: node });
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      } else if (link) {
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        gotoLink({ linkId: link });
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      } else if (lat) {
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        targets.forEach(function (t) {
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          t.gotoLocation({
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            zoom: parseInt(zoom, 10),
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            lat: parseFloat(lat),
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            lng: parseFloat(lng)
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          });
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        });
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      } else {
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        resetView();
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      }
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    }
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    var root = null;
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    var useHash = true;
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    const router = new Navigo(root, useHash);
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    router
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      .on(/^\/?#?\/([\w]{2})?\/?(map|graph)?\/?([a-f\d]{12})?([a-f\d\-]{25})?\/?(?:(\d+)\/([\d.]+)\/([\d.]+))?$/, customRoute)
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      .on({
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        '*': function () {
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          router.fullUrl();
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        }
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      });
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    router.generateLink = function generateLink(data, full, deep) {
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      var result = '';
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      if (full) {
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        data = Object.assign({}, state, data);
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      } else if (deep) {
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        data = Object.assign({}, current, data);
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      }
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      for (var key in data) {
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        if (!data.hasOwnProperty(key) || data[key] === undefined) {
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          continue;
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        }
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        result += '/' + data[key];
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      }
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      return useHash ? '#' + result : result;
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    };
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    router.fullUrl = function fullUrl(data, e, deep) {
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      if (e) {
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        e.preventDefault();
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      }
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      router.navigate(router.generateLink(data, !deep, deep));
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    };
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    router.getLang = function getLang() {
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      var lang = location.hash.match(/^\/?#\/([\w]{2})\//);
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      if (lang) {
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        return lang[1];
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      }
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      return null;
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    };
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    router.addTarget = function addTarget(d) {
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      targets.push(d);
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    };
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    router.removeTarget = function removeTarget(d) {
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      targets = targets.filter(function (e) {
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        return d !== e;
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      });
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    };
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    router.addView = function addView(k, d) {
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      views[k] = d;
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    };
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    router.setData = function setData(data) {
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      objects.nodes = {};
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      objects.links = {};
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      data.nodes.all.forEach(function (d) {
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        objects.nodes[d.nodeinfo.node_id] = d;
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      });
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      data.graph.links.forEach(function (d) {
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        objects.links[d.id] = d;
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      });
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    };
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    return router;
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  };
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});
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