# -*- coding: utf-8 -*-
from pathlib import Path
from pptx import Presentation
from pptx.enum.shapes import MSO_SHAPE_TYPE

p = Path(r"E:\桌面\实训项目\smart-hospital\ppt\智慧医院_AI影像诊断与电子病历辅助决策系统_答辩PPT.pptx")
prs = Presentation(str(p))


def box(sh):
    return (sh.left, sh.top, sh.left + sh.width, sh.top + sh.height)


def area(b):
    return max(0, b[2] - b[0]) * max(0, b[3] - b[1])


def inter(a, b):
    l = max(a[0], b[0])
    t = max(a[1], b[1])
    r = min(a[2], b[2])
    btm = min(a[3], b[3])
    if r <= l or btm <= t:
        return 0
    return (r - l) * (btm - t)


def label(sh):
    if sh.shape_type == MSO_SHAPE_TYPE.PICTURE:
        return "[IMG]"
    if sh.has_table:
        return "[TABLE]"
    t = ""
    if hasattr(sh, "text") and sh.text:
        t = sh.text.replace("\n", " ").strip()[:50]
    return t or f"shape#{sh.shape_id}"


for si, s in enumerate(prs.slides, 1):
    shapes = list(s.shapes)
    boxes = [(box(sh), label(sh), sh) for sh in shapes]
    issues = []
    for i in range(len(boxes)):
        for j in range(i + 1, len(boxes)):
            bi, bj = boxes[i][0], boxes[j][0]
            ia = inter(bi, bj)
            if ia <= 0:
                continue
            min_a = min(area(bi), area(bj))
            if min_a == 0:
                continue
            ratio = ia / min_a
            # intentional: text on colored bar, footer text on footer bar
            # report if ratio high and not pure containment of tiny text in bar
            if ratio < 0.25:
                continue
            t1, t2 = boxes[i][1], boxes[j][1]
            # skip text fully inside same-color header/footer style if one is short page num
            issues.append((ratio, t1, t2, bi, bj))
    # also content past footer
    footer_y = int(7.15 * 914400)
    overflow = []
    for b, lab, sh in boxes:
        if b[1] < footer_y < b[3] and b[3] - footer_y > 50000 and "仅供教学" not in lab and " / " not in lab:
            # shape crosses into footer zone
            if sh.shape_type == MSO_SHAPE_TYPE.PICTURE or sh.has_table or (hasattr(sh, "text") and len(sh.text) > 20):
                overflow.append(lab)
    if issues or overflow:
        print(f"=== Slide {si} overlaps={len(issues)} overflow={len(overflow)} ===")
        for ratio, t1, t2, bi, bj in sorted(issues, reverse=True)[:10]:
            print(f"  r={ratio:.2f}")
            print(f"    A: {t1}")
            print(f"    B: {t2}")
            print(
                f"    A inches: L={bi[0]/914400:.2f} T={bi[1]/914400:.2f} R={bi[2]/914400:.2f} B={bi[3]/914400:.2f}"
            )
            print(
                f"    B inches: L={bj[0]/914400:.2f} T={bj[1]/914400:.2f} R={bj[2]/914400:.2f} B={bj[3]/914400:.2f}"
            )
        for o in overflow:
            print(f"  FOOTER CROSS: {o}")