#!/usr/bin/env python3
"""SkyZ Files: automatische zweite KI-Fächerzuordnung. sudo python3 DATEI.py"""
import ast,base64,datetime,json,os,shutil,sqlite3,subprocess,tempfile,zlib
from pathlib import Path
ROOT=Path('/data/skyzfiles')
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'

def replace_once(text,old,new):
    if text.count(old)!=1:raise RuntimeError('Unbekannte Codeversion; Abbruch bei: '+old[:90])
    return text.replace(old,new,1)

def patch_files(app,assets):
    if not (app/'vault/routing.py').exists():raise RuntimeError('Bitte zuerst das SkyZFiles-Ordner-Update installieren.')
    changes={k:v for k,v in assets.items() if not k.startswith('_')}
    routing=(app/'vault/routing.py').read_text()
    if 'def base_choose_folder(' not in routing:
        routing=replace_once(routing,'def choose_folder(doc):','def base_choose_folder(doc):')
        routing+='\n\ndef choose_folder(doc):\n    from .school import target\n    return target(doc,base_choose_folder(doc))\n'
    if 'return target(doc,base_choose_folder(doc))' not in routing:raise RuntimeError('Unbekannte Fächer-Anbindung; vorhandene Routing-Version prüfen.')
    changes['vault/routing.py']=routing
    worker=(app/'vault/worker.py').read_text()
    if '# school-auto-v2: route first, then classify subjects' not in worker:
        old='    from .school import process_pending\n    process_pending()\n    route_pending()'
        new='    # school-auto-v2: route first, then classify subjects\n    route_pending()\n    from .school import process_pending\n    try:\n        process_pending()\n    finally:\n        route_pending()'
        if old in worker:worker=replace_once(worker,old,new)
        elif 'from .school import' not in worker:worker=replace_once(worker,'    route_pending()',new)
        else:raise RuntimeError('Unbekannte Worker-Version; keine Dateien geändert.')
    changes['vault/worker.py']=worker
    urls=(app/'config/urls.py').read_text()
    if 'from vault import school_views' not in urls:
        urls=replace_once(urls,'from vault import views','from vault import views\nfrom vault import school_views')
        urls=replace_once(urls,'urlpatterns=[',"urlpatterns=[\n path('school/',school_views.page),\n path('api/school',school_views.api),")
    changes['config/urls.py']=urls
    html=(app/'templates/app.html').read_text()
    if 'school-auto.js' not in html:
        html=replace_once(html,'</head>', '<link rel="stylesheet" href="{% static \'school-auto.css\' %}"><script src="{% static \'school-auto.js\' %}" defer></script></head>')
        html=replace_once(html,'</body>',assets['_dialog']+'\n</body>')
        if 'href="/school/"' in html:
            html=html.replace('href="/school/"','href="/school/" data-school-auto-open')
        else:html=replace_once(html,'<h3>Verarbeitung</h3>','<p><button class="secondary" type="button" data-school-auto-open>Berufsschule: Fächer &amp; KI</button></p><h3>Verarbeitung</h3>')
        anchor='<p id="folderBrowseNote" class="folder-note" hidden></p>'
        if anchor in html:
            html=replace_once(html,anchor,anchor+'<div id="schoolFolderStatus" class="info-box" hidden><span id="schoolFolderStatusText" class="small" role="status"></span><button class="quiet" type="button" data-school-auto-open>Fächer &amp; KI</button></div>')
        html=html.replace('Ein KI-Vorschlag übermittelt Text nur für das ausdrücklich freigegebene Dokument.','KI-Vorschläge übermitteln freigegebene Texte an OpenAI. Bei aktivierter Fächer-KI werden Berufsschul-Dokumente automatisch verarbeitet.')
    changes['templates/app.html']=html
    for name,text in changes.items():
        if (app/name).is_symlink():raise RuntimeError('Unerwarteter Symlink: '+name)
        if name.endswith('.py'):ast.parse(text)
    return changes

def atomic_write(p,data):
    fd,name=tempfile.mkstemp(prefix='.school-auto-update-',dir=p.parent)
    try:
        with os.fdopen(fd,'wb') as f:f.write(data);f.flush();os.fsync(f.fileno())
        os.chmod(name,0o644);os.replace(name,p)
    finally:Path(name).unlink(missing_ok=True)

def main():
    if os.geteuid()!=0:raise SystemExit('Bitte sudo python3 verwenden.')
    os.umask(0o022);app=ROOT/'app';python=ROOT/'venv/bin/python';db=ROOT/'state/db.sqlite3'
    if not python.is_file() or not db.is_file() or db.is_symlink():raise SystemExit('Vorhandene SkyZ-Installation unter /data/skyzfiles fehlt.')
    migrations={p.name for p in (app/'vault/migrations').glob('*.py')}
    if migrations-{'__init__.py','0001_initial.py','0002_folder_assignment.py','0003_share_link.py'}:raise SystemExit('Zusätzliche Datenbankmigrationen gefunden; Version zuerst prüfen.')
    assets=json.loads(zlib.decompress(base64.b64decode(PAYLOAD)))
    changes=patch_files(app,assets)
    backup=ROOT/'config'/('school-auto-backup-'+datetime.datetime.now().strftime('%Y%m%d-%H%M%S-%f'));backup.mkdir(mode=0o700)
    originals={name:(app/name).read_bytes() if (app/name).exists() else None for name in changes}
    for name,data in originals.items():
        if data is not None:
            dest=backup/name;dest.parent.mkdir(parents=True,exist_ok=True);shutil.copy2(app/name,dest)
    active=[s for s in ['skyzfiles-web','skyzfiles-worker','skyzfiles-sftp'] if subprocess.run(['systemctl','is-active','--quiet',s]).returncode==0]
    manage=['runuser','-u','skyzfiles','--',str(python),str(app/'manage.py')]
    saved_db=False;state_original=None;state_meta=None;state_saved=False
    state_config=ROOT/'state/school-options.json'
    if state_config.is_symlink():raise RuntimeError('Unerwarteter Symlink: school-options.json')
    try:
        if active:
            print('Dienste werden für die Datenbanksicherung und Aktualisierung kurz gestoppt.',flush=True)
            subprocess.run(['systemctl','stop',*active],check=True)
        with sqlite3.connect(db) as source,sqlite3.connect(backup/'db.sqlite3') as dest:source.backup(dest)
        saved_db=True
        if state_config.exists():
            st=state_config.stat();state_original=state_config.read_bytes();state_meta=(st.st_uid,st.st_gid,st.st_mode & 0o777)
            (backup/'school-options.json').write_bytes(state_original)
        state_saved=True
        for name,text in changes.items():atomic_write(app/name,text.encode())
        subprocess.run(manage+['check'],check=True)
        subprocess.run(manage+['migrate','--noinput'],check=True)
        subprocess.run(manage+['school_auto_setup'],check=True)
        subprocess.run(manage+['collectstatic','--noinput'],check=True)
    except Exception:
        if saved_db:
            for name,data in originals.items():
                if data is None:(app/name).unlink(missing_ok=True)
                else:shutil.copy2(backup/name,app/name)
            with sqlite3.connect(backup/'db.sqlite3') as source,sqlite3.connect(db) as dest:source.backup(dest)
            if state_saved:
                if state_original is None:state_config.unlink(missing_ok=True)
                else:
                    atomic_write(state_config,state_original)
                    os.chown(state_config,state_meta[0],state_meta[1]);os.chmod(state_config,state_meta[2])
            subprocess.run(manage+['collectstatic','--noinput'],check=False)
            print('Update fehlgeschlagen; Code, Datenbank und Fächerkonfiguration wiederhergestellt. Sicherung:',backup)
        raise
    finally:
        if active:subprocess.run(['systemctl','start',*active],check=True)
    print('Automatische KI-Fächerzuordnung installiert. Sicherung:',backup)
    print('WebApp neu laden: Ordner → Bildung → Berufsschule → Fächer & KI. Alternativ Einstellungen → Berufsschule: Fächer & KI.')
    print('Vorhandene und neue geeignete Schulunterlagen werden automatisch nachgeholt. Anleitung: /data/skyzfiles/app/BERUFSSCHULE-AUTOMATIK.md')

if __name__=='__main__':main()