Files
RasadDam_Backend/common/helper_excel.py
2025-08-06 09:19:47 +03:30

314 lines
12 KiB
Python

from datetime import datetime
from io import BytesIO
import jdatetime
import openpyxl
from django.http import HttpResponse
from openpyxl import Workbook
from openpyxl.chart import LineChart, Reference, BarChart
from openpyxl.styles import PatternFill, Alignment, Font
from openpyxl.utils import get_column_letter
blue_fill = PatternFill(start_color="277358", fill_type="solid")
Alignment_CELL = Alignment(horizontal='center', vertical='center', wrap_text=True)
red_font = Font(color="C00000", bold=True)
GREEN_CELL = PatternFill(start_color="00B050", fill_type="solid")
RED_CELL = PatternFill(start_color="FCDFDC", fill_type="solid")
YELLOW_CELL = PatternFill(start_color="FFFF00", fill_type="solid")
ORANGE_CELL = PatternFill(start_color="FFC000", fill_type="solid")
BLUE_CELL = PatternFill(start_color="538DD5", fill_type="solid")
LIGHT_GREEN_CELL = PatternFill(start_color="92D050", fill_type="solid")
VERY_LIGHT_GREEN_CELL = PatternFill(start_color="5AFC56", fill_type="solid")
GRAY_CELL = PatternFill(start_color="B0B0B0", fill_type="solid")
CREAM_CELL = PatternFill(start_color="D8AA72", fill_type="solid")
LIGHT_CREAM_CELL = PatternFill(start_color="E8C6A0", fill_type="solid")
def shamsi_date(date, in_value=None):
if in_value:
sh_date = jdatetime.date.fromgregorian(
year=date.year,
month=date.month,
day=date.day
)
else:
gh_date = jdatetime.date.fromgregorian(
year=date.year,
month=date.month,
day=date.day
).strftime('%Y-%m-%d')
reversed_date = reversed(gh_date.split("-"))
separate = "-"
sh_date = separate.join(reversed_date)
return sh_date
def create_header(worksheet, list, num, row, height=None, width=None, color=None, text_color=None, border_style=None,
different_color=None):
for col_num, option in enumerate(list, num):
cell = worksheet.cell(row=row, column=col_num, value=option)
col_letter = get_column_letter(col_num)
cell.alignment = Alignment_CELL
color_dict = {
'green': GREEN_CELL,
'yellow': YELLOW_CELL,
'blue': BLUE_CELL,
'red': RED_CELL,
'light_green': LIGHT_GREEN_CELL,
'very_light_green': VERY_LIGHT_GREEN_CELL,
'gray': GRAY_CELL
}
if color in color_dict:
cell.fill = color_dict[color]
else:
cell.fill = CREAM_CELL
if different_color:
cell.fill = PatternFill(start_color=different_color, fill_type="solid")
if text_color is not None:
cell.font = Font(size=9, bold=True, color=text_color)
else:
cell.font = Font(size=9, bold=True, color='D9FFFFFF')
if height is not None:
worksheet.row_dimensions[row].height = height
if width is not None:
worksheet.column_dimensions[col_letter].width = width
if border_style is not None:
cell.border = openpyxl.styles.Border(
left=openpyxl.styles.Side(style=border_style),
right=openpyxl.styles.Side(style=border_style),
top=openpyxl.styles.Side(style=border_style),
bottom=openpyxl.styles.Side(style=border_style)
)
def create_header_freez(worksheet, list, num, row, header_row, height=None, width=None, len_with=None,
different_cell=None):
for col_num, option in enumerate(list, num):
col_letter = get_column_letter(col_num)
cell = worksheet.cell(row=row, column=col_num, value=option)
cell.alignment = Alignment_CELL
cell.fill = LIGHT_CREAM_CELL
cell.font = Font(size=10, bold=True, color='404040')
if height is not None:
worksheet.row_dimensions[row].height = height
if len(option) > worksheet.column_dimensions[col_letter].width:
worksheet.column_dimensions[col_letter].width = len(option) + 2
if width is not None:
worksheet.column_dimensions[col_letter].width = width
if len_with is not None:
if len(option) > worksheet.column_dimensions[col_letter].width:
worksheet.column_dimensions[col_letter].width = len(option) + 3
if different_cell is not None:
if option == different_cell:
cell.fill = PatternFill(start_color="C00000", fill_type="solid")
worksheet.freeze_panes = worksheet[f'A{header_row}']
max_col = worksheet.max_column
range_str = f'A{header_row - 1}:{get_column_letter(max_col)}{worksheet.max_row}'
worksheet.auto_filter.ref = range_str
def excel_description(worksheet, row1, description, size=None, color=None, my_color=None, row2=None):
worksheet[row1] = description
worksheet[row1].alignment = Alignment_CELL
if size is not None:
worksheet[row1].font = Font(size=size, bold=True)
if color is not None:
worksheet[row1].font = red_font
if my_color is not None:
worksheet[row1].font = PatternFill(start_color=my_color, fill_type="solid")
if row2 is not None:
merge_range = f'{row1}:{row2}'
worksheet.merge_cells(merge_range)
def create_value(worksheet, list, l, num, border_style=None, m=None, height=None, color=None, width=None,
different_cell=None, different_value=None, item_num=None, item_color=None,
m_color=None):
color_dict = {
'green': GREEN_CELL,
'yellow': YELLOW_CELL,
'blue': BLUE_CELL,
'red': RED_CELL,
'light_green': LIGHT_GREEN_CELL,
'very_light_green': VERY_LIGHT_GREEN_CELL,
'gray': GRAY_CELL
}
for item in range(len(list)):
cell = worksheet.cell(row=l, column=item + num, value=list[item])
cell.alignment = Alignment_CELL
if height is not None:
worksheet.row_dimensions[l].height = height
if width is not None:
worksheet.column_dimensions[openpyxl.utils.get_column_letter(item + num)].width = width
if border_style:
cell.border = openpyxl.styles.Border(
left=openpyxl.styles.Side(style=border_style),
right=openpyxl.styles.Side(style=border_style),
top=openpyxl.styles.Side(style=border_style),
bottom=openpyxl.styles.Side(style=border_style)
)
value = list[item]
if isinstance(value, (int, float)) and value != 0:
cell.number_format = '#,###'
else:
cell.value = value
cell.font = Font(size=10, bold=True)
if m is not None and m % 2 == 0:
if m_color:
cell.fill = PatternFill(start_color=m_color, fill_type="solid")
else:
cell.fill = PatternFill(start_color="FAF0E7", fill_type="solid")
if item_num is not None and item == item_num:
if item_color:
cell.fill = item_color
elif color in color_dict:
cell.fill = color_dict[color]
if different_cell is not None and list[different_cell] == different_value:
cell.fill = RED_CELL
def merge_cells(worksheet, l, s, cell1=None, cell2=None, lst=None):
if lst is not None:
for col in lst:
rng = f'{col}{l}:{col}{l + s}'
worksheet.merge_cells(rng)
worksheet[col + f'{l}'].alignment = Alignment_CELL
else:
for col in range(ord(f'{cell1}'), ord(f'{cell2}') + 1):
rng = f'{chr(col)}{l}:{chr(col)}{l + s}'
worksheet.merge_cells(rng)
worksheet[chr(col) + f'{l}'].alignment = Alignment_CELL
def add_header(worksheet):
worksheet.oddHeader.center.text = "سامانه رصدیار"
worksheet.oddHeader.center.size = 14 # تنظیم اندازه فونت
worksheet.oddHeader.center.font = "Arial,Bold" # تنظیم فونت و ضخامت
# همچنین می‌توانید از هدرهای چپ و راست هم استفاده کنید
# worksheet.oddHeader.right.text = f"تاریخ: {shamsi_now_date}"
def cell_color_changer(worksheet, row, start_index, end_index, custom_color):
for item in range(start_index, end_index):
cell = worksheet.cell(row=row, column=item)
cell.fill = PatternFill(start_color=custom_color, fill_type="solid")
def start_excel():
output = BytesIO()
workbook = Workbook()
worksheet = workbook.active
worksheet.sheet_view.rightToLeft = True
worksheet.insert_rows(1)
return workbook, worksheet, output
def close_excel(name):
workbook, worksheet, output = start_excel()
workbook.save(output)
output.seek(0)
response = HttpResponse(
content_type='application/vnd.openxmlformats-officedocument.spreadsheetml.sheet')
response[
'Content-Disposition'] = f'attachment; filename="{name}.xlsx"'.encode(
'utf-8')
response.write(output.getvalue())
return response
def add_chart(
worksheet,
chart_type,
data_columns,
category_column,
start_row,
end_row,
chart_position,
chart_title,
x_axis_title,
y_axis_title,
chart_width=25, # عرض نمودار پیش‌فرض (واحد: cm)
chart_height=15
):
"""
افزودن نمودار به صفحه اکسل.
ورودی:
worksheet (openpyxl.Worksheet): صفحه اکسل.
chart_type (str): نوع نمودار ("line" یا "bar").
data_columns (list): لیستی از ستون‌های داده.
category_column (int): ستون دسته‌بندی‌ها.
start_row (int): ردیف شروع داده‌ها.
end_row (int): ردیف پایان داده‌ها.
chart_position (str): محل قرار گرفتن نمودار.
chart_title (str): عنوان نمودار.
x_axis_title (str): عنوان محور X.
y_axis_title (str): عنوان محور Y.
chart_width (float): عرض نمودار (واحد: cm).
chart_height (float): ارتفاع نمودار (واحد: cm).
"""
if chart_type == 'line':
chart = LineChart()
chart.style = 20
elif chart_type == 'bar':
chart = BarChart()
else:
raise ValueError("chart_type باید 'line' یا 'bar' باشد.")
chart.title = chart_title
chart.y_axis.title = y_axis_title
chart.x_axis.title = x_axis_title
chart.width = chart_width
chart.height = chart_height
categories = Reference(worksheet, min_col=category_column, min_row=start_row, max_row=end_row)
data = Reference(worksheet, min_col=data_columns, min_row=start_row - 1, max_row=end_row)
chart.add_data(data, titles_from_data=True)
chart.set_categories(categories)
for series in chart.series:
series.graphicalProperties.line.solidFill = "277358"
series.graphicalProperties.line.width = 30000
worksheet.add_chart(chart, chart_position)
# example
# add_chart(
# worksheet=worksheet,
# chart_type='line',
# data_columns=7, # ستون وزن وارد شده
# category_column=2, # ستون نام سردخانه‌ها
# start_row=7,
# end_row=l + 1,
# chart_position="A12",
# chart_title="نمودار تغییرات وزن در سردخانه‌ها",
# x_axis_title="سردخانه‌ها",
# y_axis_title="وزن (کیلوگرم)"
# )
def to_locale_str(a):
return "{:,}".format(int(a))
def convert_str_to_date(string):
string = str(string).strip()
try:
return datetime.strptime(string, '%Y-%m-%dT%H:%M:%S.%fZ').date()
except ValueError:
try:
return datetime.strptime(string, '%Y-%m-%d').date()
except ValueError:
return None