notebookvb

2026-05-09 08:29:35 +02:00
parent 5bfd4176e4
commit 77d12c68d7
28 changed files with 3408 additions and 0 deletions
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+"""
+Vykreslí Killer Sudoku puzzle do PDF z dat v MySQL tabulce puzzles.
+"""
+
+import json
+import os
+import re
+import sys
+from pathlib import Path
+
+sys.stdout.reconfigure(encoding="utf-8")
+sys.path.insert(0, str(Path(__file__).parent.parent.parent / "Knihovny"))
+
+from reportlab.lib import colors
+from reportlab.lib.pagesizes import A4
+from reportlab.lib.units import cm
+from reportlab.pdfbase import pdfmetrics
+from reportlab.pdfbase.ttfonts import TTFont
+from reportlab.pdfgen.canvas import Canvas
+
+from mysql_db import connect_mysql
+
+_fonts_dir = os.path.join(os.environ.get("WINDIR", r"C:\Windows"), "Fonts")
+pdfmetrics.registerFont(TTFont("Arial", os.path.join(_fonts_dir, "arial.ttf")))
+pdfmetrics.registerFont(TTFont("ArialBold", os.path.join(_fonts_dir, "arialbd.ttf")))
+
+OUTPUT = Path(__file__).parent / "killer_sudoku_31414.pdf"
+
+
+def parse_cages(puzzle_str: str) -> list[dict]:
+    cages = []
+    for part in puzzle_str.split("|"):
+        target, cells_str = part.split(",", 1)
+        cells = [(int(m[1]), int(m[2])) for m in re.finditer(r"r(\d)c(\d)", cells_str)]
+        cages.append({"sum": int(target), "cells": cells})
+    return cages
+
+
+def build_cage_map(cages: list[dict]) -> list[list[int]]:
+    cage_map = [[-1] * 9 for _ in range(9)]
+    for i, cage in enumerate(cages):
+        for row, col in cage["cells"]:
+            cage_map[row][col] = i
+    return cage_map
+
+
+def cage_label_cell(cage: dict) -> tuple[int, int]:
+    return min(cage["cells"], key=lambda c: (c[0], c[1]))
+
+
+def parse_solution(solution_str: str) -> list[list[int]]:
+    return [[int(solution_str[r * 9 + c]) for c in range(9)] for r in range(9)]
+
+
+def draw_killer_sudoku(c: Canvas, x0: float, y0: float, cell: float,
+                       cages: list[dict], cage_map: list[list[int]],
+                       title: str = "", solution: list[list[int]] | None = None):
+    label_font = max(cell * 0.22, 5)
+    num_font = max(cell * 0.45, 7)
+    thin = 0.3
+    cage_line = 1.0
+    thick = 2.2
+
+    if title:
+        c.setFont("ArialBold", 12)
+        c.drawString(x0, y0 + 5, title)
+
+    # Bílé pozadí
+    c.setFillColor(colors.white)
+    c.rect(x0, y0 - 9 * cell, 9 * cell, 9 * cell, fill=1, stroke=0)
+
+    # Řešení
+    if solution:
+        c.setFillColor(colors.Color(0.25, 0.25, 0.25))
+        c.setFont("Arial", num_font)
+        for r in range(9):
+            for co in range(9):
+                cx = x0 + co * cell + cell / 2
+                cy = y0 - (r + 1) * cell + cell * 0.28
+                c.drawCentredString(cx, cy, str(solution[r][co]))
+
+    # --- Vrstva 1: tečkované ohraničení klecí (KRESLÍ SE JAKO PRVNÍ) ---
+    # Tečkované jdou ZESPODU, mřížka přes ně. Tím se zachová čistý vzhled —
+    # tenká mřížka překryje místa, kde tečkovaná protíná čáru mřížky.
+    inset = cell * 0.10
+    c.setStrokeColor(colors.Color(0.2, 0.2, 0.2))
+    c.setLineWidth(cage_line * 0.5)
+    c.setDash(3, 2)
+
+    has_top = [[r == 0 or cage_map[r - 1][co] != cage_map[r][co]
+                for co in range(9)] for r in range(9)]
+    has_bot = [[r == 8 or cage_map[r + 1][co] != cage_map[r][co]
+                for co in range(9)] for r in range(9)]
+    has_lft = [[co == 0 or cage_map[r][co - 1] != cage_map[r][co]
+                for co in range(9)] for r in range(9)]
+    has_rgt = [[co == 8 or cage_map[r][co + 1] != cage_map[r][co]
+                for co in range(9)] for r in range(9)]
+
+    def in_cg(rr, cc, cid):
+        return 0 <= rr <= 8 and 0 <= cc <= 8 and cage_map[rr][cc] == cid
+
+    # Top borders — slévání v řádku
+    # Vnější roh: zkrácení o inset. Vnitřní roh: prodloužení o inset.
+    for r in range(9):
+        co = 0
+        while co < 9:
+            if not has_top[r][co]:
+                co += 1
+                continue
+            cid = cage_map[r][co]
+            s = co
+            while co < 9 and cage_map[r][co] == cid and has_top[r][co]:
+                co += 1
+            # Levý konec: vnitřní roh když (r, s-1) je v kleci (cage tam pokračuje směrem nahoru)
+            x_s = x0 + s * cell + (-inset if in_cg(r, s - 1, cid) else inset)
+            # Pravý konec: vnitřní roh když (r, co) je v kleci
+            x_e = x0 + co * cell + (inset if in_cg(r, co, cid) else -inset)
+            c.line(x_s, y0 - r * cell - inset, x_e, y0 - r * cell - inset)
+
+    # Bottom borders
+    for r in range(9):
+        co = 0
+        while co < 9:
+            if not has_bot[r][co]:
+                co += 1
+                continue
+            cid = cage_map[r][co]
+            s = co
+            while co < 9 and cage_map[r][co] == cid and has_bot[r][co]:
+                co += 1
+            x_s = x0 + s * cell + (-inset if in_cg(r, s - 1, cid) else inset)
+            x_e = x0 + co * cell + (inset if in_cg(r, co, cid) else -inset)
+            c.line(x_s, y0 - (r + 1) * cell + inset, x_e, y0 - (r + 1) * cell + inset)
+
+    # Left borders — slévání ve sloupci
+    for co in range(9):
+        r = 0
+        while r < 9:
+            if not has_lft[r][co]:
+                r += 1
+                continue
+            cid = cage_map[r][co]
+            s = r
+            while r < 9 and cage_map[r][co] == cid and has_lft[r][co]:
+                r += 1
+            # Horní konec: vnitřní roh když (s-1, co) je v kleci
+            y_s = y0 - s * cell + (inset if in_cg(s - 1, co, cid) else -inset)
+            # Dolní konec: vnitřní roh když (r, co) je v kleci
+            y_e = y0 - r * cell + (-inset if in_cg(r, co, cid) else inset)
+            c.line(x0 + co * cell + inset, y_s, x0 + co * cell + inset, y_e)
+
+    # Right borders
+    for co in range(9):
+        r = 0
+        while r < 9:
+            if not has_rgt[r][co]:
+                r += 1
+                continue
+            cid = cage_map[r][co]
+            s = r
+            while r < 9 and cage_map[r][co] == cid and has_rgt[r][co]:
+                r += 1
+            y_s = y0 - s * cell + (inset if in_cg(s - 1, co, cid) else -inset)
+            y_e = y0 - r * cell + (-inset if in_cg(r, co, cid) else inset)
+            c.line(x0 + (co + 1) * cell - inset, y_s, x0 + (co + 1) * cell - inset, y_e)
+
+    c.setDash()
+
+    # --- Vrstva 2: kompletní sudoku mřížka (tenké plné čáry přes tečkované) ---
+    c.setStrokeColor(colors.Color(0.55, 0.55, 0.55))
+    c.setLineWidth(thin)
+    for i in range(1, 9):
+        c.line(x0, y0 - i * cell, x0 + 9 * cell, y0 - i * cell)
+        c.line(x0 + i * cell, y0, x0 + i * cell, y0 - 9 * cell)
+
+    # --- Vrstva 3: tlusté 3×3 čáry + vnější okraj ---
+    c.setStrokeColor(colors.black)
+    c.setLineWidth(thick)
+    for i in range(0, 10, 3):
+        c.line(x0, y0 - i * cell, x0 + 9 * cell, y0 - i * cell)
+        c.line(x0 + i * cell, y0, x0 + i * cell, y0 - 9 * cell)
+
+    # Popisky klecí (součty) — nakonec, aby nebyly překryty čarami
+    c.setFillColor(colors.white)
+    c.setFont("ArialBold", label_font)
+    for cage in cages:
+        if not cage["cells"]:
+            continue
+        row, col = cage_label_cell(cage)
+        lx = x0 + col * cell + cell * 0.05
+        ly = y0 - row * cell - label_font * 1.05
+        txt = str(cage["sum"])
+        tw = c.stringWidth(txt, "ArialBold", label_font)
+        c.rect(lx - 0.5, ly - 0.5, tw + 1, label_font + 1, fill=1, stroke=0)
+    c.setFillColor(colors.black)
+    c.setFont("ArialBold", label_font)
+    for cage in cages:
+        if not cage["cells"]:
+            continue
+        row, col = cage_label_cell(cage)
+        lx = x0 + col * cell + cell * 0.05
+        ly = y0 - row * cell - label_font * 1.05
+        c.drawString(lx, ly, str(cage["sum"]))
+
+
+def generate_pdf(puzzles: list[dict], output_path: Path):
+    """puzzles: game_type, difficulty, puzzle_str, solution_str, puzzle_date"""
+    BOARD_CM = 11
+    SOL_CM = 6
+    GAP = 1.5 * cm
+    page_w, page_h = A4
+
+    prepped = []
+    for p in puzzles:
+        cages = parse_cages(p["puzzle_str"])
+        cage_map = build_cage_map(cages)
+        solution = parse_solution(p["solution_str"])
+        cell = BOARD_CM * cm / 9
+        prepped.append((p, cages, cage_map, solution, cell))
+
+    c = Canvas(str(output_path), pagesize=A4)
+
+    for i in range(0, len(prepped), 2):
+        for j, (p, cages, cage_map, _, cell) in enumerate(prepped[i:i + 2]):
+            board = 9 * cell
+            x0 = (page_w - board) / 2
+            y0 = page_h - 2 * cm - j * (BOARD_CM * cm + 3 * cm)
+            label = "Killer GT" if p.get("game_type") == "killer_sudoku_gt" else "Killer Sudoku"
+            draw_killer_sudoku(c, x0, y0, cell, cages, cage_map,
+                               f"{label} (diff {p['difficulty']}) — {p['puzzle_date']}")
+        c.showPage()
+
+    c.setFont("ArialBold", 14)
+    c.drawCentredString(page_w / 2, page_h - 2 * cm, "Řešení")
+    y_cursor = page_h - 3.5 * cm
+    for p, cages, cage_map, solution, _ in prepped:
+        sol_cell = SOL_CM * cm / 9
+        sol_board = 9 * sol_cell
+        x0 = (page_w - sol_board) / 2
+        draw_killer_sudoku(c, x0, y_cursor, sol_cell, cages, cage_map,
+                           f"diff {p['difficulty']}", solution=solution)
+        y_cursor -= sol_board + GAP
+    c.showPage()
+    c.save()
+
+
+def main():
+    conn = connect_mysql(database="puzzle")
+    cur = conn.cursor()
+    cur.execute(
+        "SELECT difficulty, puzzle, solution, extra FROM puzzles "
+        "WHERE game_type='killer_sudoku' AND extra LIKE '%%\"puzzle_number\": 31414%%' "
+        "LIMIT 1"
+    )
+    row = cur.fetchone()
+    cur.close()
+    conn.close()
+
+    if not row:
+        print("Žádná data.")
+        return
+
+    difficulty, puzzle_str, solution_str, extra_json = row
+    extra = json.loads(extra_json)
+
+    cages = parse_cages(puzzle_str)
+    cage_map = build_cage_map(cages)
+    solution = parse_solution(solution_str)
+
+    page_w, page_h = A4
+    board_cm = 11
+    cell = board_cm * cm / 9
+    board_px = 9 * cell
+
+    c = Canvas(str(OUTPUT), pagesize=A4)
+
+    # Zadání
+    x0 = (page_w - board_px) / 2
+    y0 = page_h - 2 * cm
+    draw_killer_sudoku(c, x0, y0, cell, cages, cage_map,
+                       f"Killer Sudoku (difficulty {difficulty}) — {extra.get('puzzle_number', '')}")
+
+    # Řešení
+    y0_sol = y0 - board_px - 3 * cm
+    draw_killer_sudoku(c, x0, y0_sol, cell, cages, cage_map,
+                       "Řešení", solution=solution)
+
+    c.save()
+    print(f"PDF uloženo: {OUTPUT}")
+
+
+if __name__ == "__main__":
+    main()