var constraintsToChrome_ = function()

in monitoring-stack-cdk/resources/frontend/connect-rtc.js [6711:6760]

• 38 lines of code
• 18 McCabe index (conditional complexity)

      var constraintsToChrome_ = function(c) {
        if (typeof c !== 'object' || c.mandatory || c.optional) {
          return c;
        }
        var cc = {};
        Object.keys(c).forEach(function(key) {
          if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
            return;
          }
          var r = (typeof c[key] === 'object') ? c[key] : {ideal: c[key]};
          if (r.exact !== undefined && typeof r.exact === 'number') {
            r.min = r.max = r.exact;
          }
          var oldname_ = function(prefix, name) {
            if (prefix) {
              return prefix + name.charAt(0).toUpperCase() + name.slice(1);
            }
            return (name === 'deviceId') ? 'sourceId' : name;
          };
          if (r.ideal !== undefined) {
            cc.optional = cc.optional || [];
            var oc = {};
            if (typeof r.ideal === 'number') {
              oc[oldname_('min', key)] = r.ideal;
              cc.optional.push(oc);
              oc = {};
              oc[oldname_('max', key)] = r.ideal;
              cc.optional.push(oc);
            } else {
              oc[oldname_('', key)] = r.ideal;
              cc.optional.push(oc);
            }
          }
          if (r.exact !== undefined && typeof r.exact !== 'number') {
            cc.mandatory = cc.mandatory || {};
            cc.mandatory[oldname_('', key)] = r.exact;
          } else {
            ['min', 'max'].forEach(function(mix) {
              if (r[mix] !== undefined) {
                cc.mandatory = cc.mandatory || {};
                cc.mandatory[oldname_(mix, key)] = r[mix];
              }
            });
          }
        });
        if (c.advanced) {
          cc.optional = (cc.optional || []).concat(c.advanced);
        }
        return cc;
      };