Class: UdbGen::IsaExplorer::JsXlsxWriter

Inherits:
Object
  • Object
show all
Extended by:
T::Sig
Defined in:
lib/udb-gen/generators/isa_explorer/js_xlsx_writer.rb

Instance Method Summary collapse

Instance Method Details

#js_table(table, div_name) ⇒ Object 



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# File 'lib/udb-gen/generators/isa_explorer/js_xlsx_writer.rb', line 20

def js_table(table, div_name)
  columns = table.fetch("columns")
  rows = table.fetch("rows")

  fp = StringIO.new
  fp.write "// Define data array\n"
  fp.write "\n"
  fp.write "var tabledata = [\n"

  rows.each do |row|
    items = []
    columns.each_index do |i|
      column = columns.fetch(i)
      column_name = column.fetch(:name).gsub("\n", " ")
      cell = row.fetch(i)
      if cell.is_a?(String)
        cell_fmt = '"' + row.fetch(i).gsub("\n", "\\n") + '"'
      elsif cell.is_a?(TrueClass) || cell.is_a?(FalseClass) || cell.is_a?(Integer)
        cell_fmt = "#{cell}"
      elsif cell.is_a?(Array)
        cell_fmt = '"' + cell.join("\\n") + '"'
      else
        raise ArgumentError, "Unknown cell class of #{cell.class} for '#{cell}'"
      end
      items.append('"' + column_name + '":' + cell_fmt)
    end
    fp.write "  {" + items.join(", ") + "},\n"
  end

  fp.write "];\n"
  fp.write "\n"
  fp.write "// Initialize table\n"
  fp.write "var table = new Tabulator(\"##{div_name}\", {\n"
  fp.write "  height: window.innerHeight-25, // Set height to window less 25 pixels for horz scrollbar\n"
  fp.write "  data: tabledata, // Assign data to table\n"
  fp.write "  columns:[\n"
  columns.each do |column|
    column_name = column.fetch(:name).gsub("\n", " ")
    sorter = column.fetch(:sorter)
    formatter = column.fetch(:formatter)
    fp.write "    {title: \"#{column_name}\", field: \"#{column_name}\", sorter: \"#{sorter}\", formatter: \"#{formatter}\""

    if column[:headerFilter] == true
      fp.write ", headerFilter: true"
    end
    if column[:headerVertical] == true
      fp.write ", headerVertical: true"
    end
    if column[:frozen] == true
      fp.write ", frozen: true"
    end

    if formatter == "link"
      formatterParams = column.fetch(:formatterParams)
      urlPrefix = formatterParams.fetch(:urlPrefix)
      fp.write ", formatterParams:{\n"
      fp.write "      labelField:\"#{column_name}\",\n"
      fp.write "      urlPrefix:\"#{urlPrefix}\"\n"
      fp.write "      }\n"
    end
    fp.write "    },\n"
  end
  fp.write "  ]\n"
  fp.write "});\n"
  fp.write "\n"

  fp.write "// Load data in chunks after table is built\n"
  fp.write "table.on(\"tableBuilt\", function() {\n"
  fp.write "    loadDataInChunks(tabledata);\n"
  fp.write "});\n"
  fp.write "\n"
  fp.rewind
  T.must(fp.read)
end

#xlsx_table(table, workbook, worksheet) ⇒ Object 



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# File 'lib/udb-gen/generators/isa_explorer/js_xlsx_writer.rb', line 101

def xlsx_table(table, workbook, worksheet)
  # Add and define a header format
  header_format = workbook.add_format
  header_format.set_bold
  header_format.set_align("center")

  # Add column names in 1st row (row 0).
  col_num = 0
  table.fetch("columns").each do |column|
    worksheet.write(0, col_num, column.fetch(:name), header_format)
    col_num += 1
  end

  # Add table information in rows
  row_num = 1
  table.fetch("rows").each do |row_cells|
    col_num = 0
    row_cells.each do |cell|
      if cell.is_a?(String) || cell.is_a?(Integer)
        cell_fmt = cell.to_s
      elsif cell.is_a?(TrueClass) || cell.is_a?(FalseClass)
        cell_fmt = cell ? "Y" : "N"
      elsif cell.is_a?(Array)
        cell_fmt = cell.join(", ")
      else
        raise ArgumentError, "Unknown cell class of #{cell.class} for '#{cell}'"
      end

      worksheet.write(row_num, col_num, cell_fmt)
      col_num += 1
    end
    row_num += 1
  end

  # Set column widths to hold data width.
  worksheet.autofit
end