Initial commit

app/models/excel_reports/worksheet.rb

@@ -0,0 +1,53 @@
+module ExcelReports
+  class Worksheet
+    attr_accessor :workbook, :data, :header_data
+
+    def self.build(workbook, data = nil, header_data = nil)
+      new(workbook, data, header_data).tap do |worksheet|
+        worksheet.build
+      end
+    end
+
+    def initialize(workbook, data = nil, header_data = nil)
+      @workbook = workbook
+      @data = data
+      @header_data = header_data
+    end
+
+    def build
+      workbook.add_worksheet(name: title) do |sheet|
+        fill_content(sheet)
+        format(sheet)
+        style(sheet)
+      end
+    end
+
+    module Styles
+      def self.merge_all(*styles)
+        styles.each_with_object({}) { |style, combined| combined.deep_merge!(style) }
+      end
+
+      BOLD = { b: true }
+      ITALIC = { i: true }
+      UNDERLINE = { u: true }
+      BG_GRAY = { bg_color: "C0C0C0" }
+      BG_LIGHT_BLUE = { bg_color: "97CBFC" }
+      BG_YELLOW = { bg_color: "FFFF9E" }
+      COLOR_WHITE = { fg_color: "FFFFFF" }
+      COLOR_BLUE = { fg_color: "0000FF" }
+      COLOR_RED = { fg_color: "FF0000" }
+      THIN_BLACK_BORDER = { border: { style: :thin, color: "000000" } }
+      THICK_BLACK_BORDER = { border: { style: :thick, color: "000000" } }
+      VERTICAL_CENTER = { alignment: { vertical: :center } }
+      HORIZONTAL_CENTER = { alignment: { horizontal: :center } }
+      HORIZONTAL_LEFT = { alignment: { horizontal: :left } }
+      HORIZONTAL_RIGHT = { alignment: { horizontal: :right } }
+      FULLY_CENTERED = merge_all(HORIZONTAL_CENTER, VERTICAL_CENTER)
+      WRAP_TEXT = { alignment: { wrap_text: true } }
+      TABLE_HEADER = merge_all(Styles::BG_LIGHT_BLUE, Styles::BOLD, Styles::THICK_BLACK_BORDER, Styles::FULLY_CENTERED, Styles::WRAP_TEXT, { sz: 8 })
+      TABLE_DATA = merge_all(Styles::THICK_BLACK_BORDER, Styles::WRAP_TEXT, { sz: 10 })
+      PROGRAM_HEADER = merge_all(Styles::BG_LIGHT_BLUE, Styles::BOLD, Styles::THICK_BLACK_BORDER, Styles::HORIZONTAL_CENTER, Styles::WRAP_TEXT, { sz: 12 })
+      HEADER_DATA = merge_all(Styles::THICK_BLACK_BORDER, Styles::WRAP_TEXT, Styles::HORIZONTAL_LEFT, { sz: 10 })
+    end
+  end
+end