node/node_modules/derby-examples/sink/lib/app/table.js

// Generated by CoffeeScript 1.3.1
var app, get, ready, render, sortableTable, _ref;

_ref = app = require('./index'), get = _ref.get, ready = _ref.ready;

render = require('./shared').render;

sortableTable = require('./sortableTable');

get('/table', function(page, model) {
  return model.subscribe('table', function(err, table) {
    table.setNull({
      rows: [
        {
          name: 1,
          cells: [{}, {}, {}]
        }, {
          name: 2,
          cells: [{}, {}, {}]
        }
      ],
      lastRow: 1,
      cols: [
        {
          name: 'A'
        }, {
          name: 'B'
        }, {
          name: 'C'
        }
      ],
      lastCol: 2
    });
    return render(page, 'tableEditor');
  });
});

ready(function(model) {
  var alpha, cols, rows;
  rows = model.at('table.rows');
  cols = model.at('table.cols');
  app.tableEditor = {
    deleteRow: function(e, el) {
      return model.at(el).remove();
    },
    deleteCol: function(e, el) {
      var i, row;
      i = model.at(el).leaf();
      row = rows.get('length');
      while (row--) {
        rows.remove("" + row + ".cells", i);
      }
      return cols.remove(i);
    },
    addRow: function() {
      var cells, col, name;
      name = model.incr('table.lastRow') + 1;
      cells = [];
      col = cols.get('length');
      while (col--) {
        cells.push({});
      }
      return rows.push({
        name: name,
        cells: cells
      });
    },
    addCol: function() {
      var name, row;
      row = rows.get('length');
      while (row--) {
        rows.push("" + row + ".cells", {});
      }
      name = alpha(model.incr('table.lastCol'));
      return cols.push({
        name: name
      });
    }
  };
  alpha = function(num, out) {
    var mod;
    if (out == null) {
      out = '';
    }
    mod = num % 26;
    out = String.fromCharCode(65 + mod) + out;
    if (num = Math.floor(num / 26)) {
      return alpha(num - 1, out);
    } else {
      return out;
    }
  };
  return sortableTable.init(app, app.tableEditor, {
    onRowMove: function(from, to) {
      return rows.move(from, to);
    },
    onColMove: function(from, to) {
      var row, _results;
      cols.move(from, to);
      row = rows.get('length');
      _results = [];
      while (row--) {
        _results.push(rows.move("" + row + ".cells", from, to));
      }
      return _results;
    }
  });
});