"""Copy project-owned interchange sources and pin the portable JSON dependency."""
from pathlib import Path
import hashlib, json, re, shutil, urllib.request, subprocess, tarfile

ROOT = Path(__file__).resolve().parents[2]
UNITY = Path('D:/vibeCoding/unityRouge')

def write(path, text):
    path.parent.mkdir(parents=True, exist_ok=True)
    path.write_text(text, encoding='utf-8', newline='\n')

def main():
    originals = ROOT/'SourceAssets/ThirdParty/nlohmann/json/3.12.0'
    originals.mkdir(parents=True, exist_ok=True)
    if not all((originals/name).exists() for name in ('json.hpp','LICENSE.MIT')):
        archive=originals/'json.tar.xz'
        url='https://github.com/nlohmann/json/releases/download/v3.12.0/json.tar.xz'
        if not archive.exists():
            subprocess.run(['curl.exe','--fail','--location','--retry','1','--connect-timeout','5','--max-time','45','--output',str(archive),url],check=True)
        assert hashlib.sha256(archive.read_bytes()).hexdigest()=='42f6e95cad6ec532fd372391373363b62a14af6d771056dbfc86160e6dfff7aa'
        with tarfile.open(archive) as package:
            for name,tail in [('json.hpp','single_include/nlohmann/json.hpp'),('LICENSE.MIT','LICENSE.MIT')]:
                matches=[m for m in package.getmembers() if m.isfile() and (m.name.endswith('/'+tail) or m.name==tail)]
                member=min(matches,key=lambda m:len(m.name))
                (originals/name).write_bytes(package.extractfile(member).read())
    digest = hashlib.sha256((originals/'json.hpp').read_bytes()).hexdigest()
    assert digest == 'aaf127c04cb31c406e5b04a63f1ae89369fccde6d8fa7cdda1ed4f32dfc5de63'
    for name in ['json.hpp','LICENSE.MIT']:
        target=ROOT/'gameFramework/third_party/nlohmann'/name
        target.parent.mkdir(parents=True, exist_ok=True); shutil.copy2(originals/name,target)
    entries=[]
    for category, folder in [('equipment','Equipment'),('chassis','Mechs')]:
        for path in sorted((UNITY/'Assets/Game/Data'/folder).glob('*.asset')):
            data={}
            for line in path.read_text(encoding='utf-8-sig').splitlines():
                m=re.match(r'^  (\w+): (.+)$',line)
                if not m: continue
                key,value=m.groups()
                if key in ('id','slot','mass','power','damage','magazineSize','reloadSeconds','fireRate','speedFactor','guided','speed','boostSpeed','boostDuration','lift','armor','massCapacity','powerCapacity'):
                    try:value=float(value) if '.' in value else int(value)
                    except ValueError:pass
                    data[key]=value
            if 'id' in data: entries.append((category,data))
    catalog={'equipment':[d for c,d in entries if c=='equipment'], 'chassis':[d for c,d in entries if c=='chassis']}
    assert len(catalog['equipment'])==9 and len(catalog['chassis'])==3
    write(ROOT/'SourceAssets/Data/Definitions.json',json.dumps(catalog,ensure_ascii=False,indent=2)+'\n')
    write(ROOT/'gameFramework/src/DefaultCatalog.inc','R"GFDEFS('+json.dumps(catalog,ensure_ascii=False,separators=(',',':'))+')GFDEFS"\n')
    records=[]
    selections=[('SourceAssets/Blender','SourceAssets/Blender'),('Assets/Game/Art/Models','SourceAssets/Exports/Unity'),('Assets/Game/UI/Icons/Equipment','SourceAssets/UI/Icons/Equipment'),('Assets/Game/UI/Illustrations','SourceAssets/UI/Illustrations'),('Assets/Game/Localization/Tables','SourceAssets/Localization/Tables'),('SourceAssets/ThirdParty/Adobe/NotoSansSC','SourceAssets/ThirdParty/Adobe/NotoSansSC'),('Docs/Production/Licenses/Adobe/NotoSansSC','Docs/Production/Licenses/Adobe/NotoSansSC')]
    for source,target in selections:
        for path in (UNITY/source).rglob('*'):
            if not path.is_file() or path.suffix not in ('.blend','.fbx','.svg','.json','.ttf','.txt'): continue
            dest=ROOT/target/path.relative_to(UNITY/source)
            dest.parent.mkdir(parents=True,exist_ok=True);shutil.copy2(path,dest)
            records.append({'source':str(path.relative_to(UNITY)).replace('\\','/'),'destination':str(dest.relative_to(ROOT)).replace('\\','/'),'sha256':hashlib.sha256(dest.read_bytes()).hexdigest()})
    records.append({'author':'Niels Lohmann','version':'3.12.0','license':'MIT','source':'https://github.com/nlohmann/json/releases/tag/v3.12.0','destination':str(originals.relative_to(ROOT)).replace('\\','/'),'sha256':digest})
    write(ROOT/'Docs/Production/AssetSources.json',json.dumps({'date':'2026-11-13','unityBaseline':'463d898','sources':records},ensure_ascii=False,indent=2)+'\n')
    print(f'Prepared {len(records)} source records, 9 equipment definitions, 3 chassis; JSON dependency hash verified')

if __name__=='__main__': main()