SU2-19 | Парсинг двух форм, пока без понимания того, что делать с расхожениями в данных (обе формы в одном файле)

app/services/report_parsers/form11_parser.rb

@@ -0,0 +1,128 @@
+module ReportParsers
+  class Form11Parser < BaseParser
+    SHEET_NAME = 'Бухгалтерский баланс'
+    FORM_CODE = '1.1'
+
+    def call
+      return {} unless sheet_exists?(SHEET_NAME)
+
+      sheet = spreadsheet.sheet(SHEET_NAME)
+      extract_year(sheet)
+      build_payloads(sheet)
+    end
+
+    private
+
+    def build_payloads(sheet)
+      header_row = find_header_row(sheet)
+      columns = detect_columns(sheet, header_row)
+
+
+      value_headers = columns[:value_columns].each_with_object({}) do |col, hash|
+        header_text = read_cell(sheet, header_row, col).to_s
+        year = extract_year_from_header(header_text)
+        hash[col] = year
+      end
+
+      all_rows = (header_row + 1).upto(sheet.last_row).filter_map do |row|
+        line_name = read_cell(sheet, row, columns[:name_column])
+        line_code = read_cell(sheet, row, columns[:code_column]).to_s.strip.presence
+
+        values = columns[:value_columns].each_with_object({}) do |col, hash|
+          value = read_cell(sheet, row, col)
+          year = value_headers[col]
+          hash[year.to_s] = value if value.present? && year.present?
+        end.compact_blank
+
+        next if line_name.blank? && line_code.blank? && values.blank?
+
+        {
+          line_name: line_name,
+          line_code: line_code,
+          values: values
+        }
+      end
+
+      payloads_by_year = {}
+      value_headers.each do |col, year|
+        next unless year.present?
+
+        rows_for_year = all_rows.map do |row|
+          value = row[:values][year.to_s]
+          next unless value.present?
+
+          {
+            line_name: row[:line_name],
+            line_code: row[:line_code],
+            value: value
+          }
+        end.compact
+
+        payloads_by_year[year] = {
+          form_code: FORM_CODE,
+          sheet_name: SHEET_NAME,
+          header_row: header_row,
+          data_year: year,
+          rows: rows_for_year
+        }
+      end
+
+      payloads_by_year
+    end
+
+    def extract_year_from_header(header_text)
+      year_match = header_text[/\b(20\d{2})\b/]
+      year_match.to_i if year_match
+    end
+
+    def find_header_row(sheet)
+      1.upto(sheet.last_row) do |row|
+        normalized_cells = 1.upto(sheet.last_column).map { |col| normalize_label(sheet.cell(row, col)) }
+        has_name = normalized_cells.any? { |text| text.include?('наименование показателя') }
+        has_code = normalized_cells.any? { |text| text == 'код' || text.start_with?('код ') || text.start_with?('код:') }
+        return row if has_name && has_code
+      end
+
+      1
+    end
+
+    def detect_columns(sheet, header_row)
+      columns = 1.upto(sheet.last_column).each_with_object({}) do |col, hash|
+        hash[col] = normalize_label(sheet.cell(header_row, col))
+      end
+
+      name_column = columns.key(columns.values.find { |text| text.include?('наименование показателя') }) || 1
+
+      code_column = columns.key(columns.values.find { |text|
+        text == 'код строки' || text.start_with?('код строки ') ||
+        (text == 'код' && columns[name_column + 1] == text)
+      }) || columns.key(columns.values.find { |text| text == 'код' || text.start_with?('код ') }) || [name_column + 1, sheet.last_column].min
+
+      value_columns = columns.keys.select do |col|
+        text = columns[col]
+        text.include?('на 31') ||
+        text.include?('на ') ||
+        text.match?(/\bна \d+ /) ||
+        text.match?(/\b20\d{2}\b/) ||
+        (col > code_column && text.include?('декабря')) ||
+        (col > code_column && text.match?(/\d+/))  # fallback: numeric values
+      end
+
+      if value_columns.empty?
+        value_columns = columns.keys.select { |col| col > code_column && columns[col].present? }
+      end
+
+      {
+        name_column: name_column,
+        code_column: code_column,
+        value_columns: value_columns.sort.first(3)
+      }
+    end
+
+    def extract_year(sheet)
+      period_text = sheet.cell(4, 1).to_s
+      year = period_text[/\d{4}/].to_i
+      yearly_file.update!(year: year) if year.positive?
+    end
+  end
+end