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16 lines
383 B
16 lines
383 B
1 year ago
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from django import template
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register = template.Library()
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from functools import cache
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import seminar.models as m
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@register.filter
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@cache
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def barva_reseni(r: m.Reseni):
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"""Vrátí nějakou barvu pro daný problém, ve tvaru '#RRGGBB'
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Efektivně hešujeme do barev."""
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#TODO: ne všechny barvy jsou dobře rozlišitelné a vidět…
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return f'#{hash(str(r.id)) & 0xffffff:06x}'
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