"""Check actual Inspector geometry, including clipping by inner containers."""
import json,math,pathlib

def nodes_of_class(node,kind):
    result=[node]if node.get('class')==kind else[]
    for child in node.get('children',[]):result.extend(nodes_of_class(child,kind))
    return result

def inspect(path,profile):
    frame=json.loads(pathlib.Path(path).read_text(encoding='utf-8'))['frames'][-1]
    pages=[]
    def visible_pages(node,parent_visible=True):
        visible=parent_visible and node.get('visible',True)
        if not visible:return
        if node.get('class')=='AppletPage':pages.append(node)
        for child in node.get('children',[]):visible_pages(child,visible)
    visible_pages(frame['widgets'])
    page=pages[-1]
    circle=profile.startswith('round');width=466 if circle else 390;height=466 if circle else 450
    failures=[];buttons=[];icons=[];regions={}
    def visit(node,ancestors=(),px=0,py=0,visible=True):
        g=node['geometry'];x=px+g['x'];y=py+g['y'];w=g['w'];h=g['h']
        visible=visible and node.get('visible',True)
        if not visible:return
        box=[x,y,w,h];kind=node['class'];identifier=node.get('id','')
        if identifier in ['ime-preview','ime-composition','ime-keypad','ime-candidate-strip']:regions[identifier]=box
        if kind in ['Button','ImageBox','Label']:
            for ancestor in ancestors:
                ax,ay,aw,ah=ancestor['box']
                if x<ax-1 or y<ay-1 or x+w>ax+aw+1 or y+h>ay+ah+1:
                    failures.append({'reason':'ancestor clipping','class':kind,'id':identifier,'box':box,'ancestor':ancestor})
        if kind in ['Button','ImageBox']:
            radius=max(math.hypot(tx-233,ty-233)for tx in[x,x+w]for ty in[y,y+h])if circle else None
            if(circle and radius>230)or(not circle and(x<0 or y<0 or x+w>width or y+h>height)):
                failures.append({'reason':'screen boundary','class':kind,'id':identifier,'box':box,'radius':radius})
            record={'id':identifier,'box':box,'radius':radius}
            (buttons if kind=='Button'else icons).append(record)
        for child in node.get('children',[]):visit(child,ancestors+({'class':kind,'id':identifier,'box':box},),x,y,visible)
    visit(page)
    gaps={}
    if 'ime-composition' in regions and 'ime-keypad' in regions:
        compose=regions['ime-composition'];keys=regions['ime-keypad']
        gap=keys[1]-compose[1]-compose[3];gaps['composition_to_keys']=gap
        # Account for the actual visible strip; direct entry may leave at most
        # one rounding pixel, never an unused candidate-sized band.
        maximum=(48 if circle else 53)if 'ime-candidate-strip' in regions else 1
        if gap < -1 or gap > maximum:failures.append({'reason':'extra gap before keyboard','gap':gap,'maximum':maximum})
    return {'page':page.get('id'),'buttons':len(buttons),'icons':len(icons),'gaps':gaps,'max_button_radius':round(max([b['radius']or 0 for b in buttons],default=0),2),'failures':failures,'passed':not failures}