mirror of https://github.com/logos-co/open-law.git
37 lines
1.3 KiB
Python
37 lines
1.3 KiB
Python
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from flask import request
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from flask import current_app as app
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from app import schema as s
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def create_pagination(total: int, page_size: int = 0) -> s.Pagination:
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"""create instance Pagination for current request"""
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q = request.args.get("q", type=str, default="")
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page = request.args.get("page", type=int, default=1)
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page_size = page_size or app.config["DEFAULT_PAGE_SIZE"]
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PAGE_LINKS_NUMBER: int = app.config["PAGE_LINKS_NUMBER"]
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pages = (total // page_size + 1) if (total % page_size) else (total // page_size)
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pages_for_links: list[int] = []
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if pages > PAGE_LINKS_NUMBER:
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if page <= PAGE_LINKS_NUMBER // 2:
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pages_for_links = [n + 1 for n in range(PAGE_LINKS_NUMBER)]
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elif pages - page <= PAGE_LINKS_NUMBER // 2:
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pages_for_links = [n + 1 for n in range(pages - PAGE_LINKS_NUMBER, pages)]
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else:
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pages_for_links = list(
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range(page - PAGE_LINKS_NUMBER // 2, page + PAGE_LINKS_NUMBER // 2)
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)
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else:
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pages_for_links = [n + 1 for n in range(pages)]
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return s.Pagination(
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page=page,
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pages=pages,
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total=total,
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query=q,
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per_page=page_size,
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skip=(page - 1) * page_size,
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pages_for_links=pages_for_links,
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)
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