"""Browse the VWE/firestorm gitea repo (read-only) without cloning 10GB."""
import base64, json, subprocess, sys, urllib.request
sys.stdout.reconfigure(encoding='utf-8', errors='replace')
_out = subprocess.run(["git","credential","fill"],
    input="protocol=https\nhost=mysticmachines.com\n\n",
    capture_output=True, text=True, cwd=r"C:\git\bt411")
_c = dict(l.split("=",1) for l in _out.stdout.strip().splitlines() if "=" in l)
AUTH = "Basic " + base64.b64encode((_c["username"]+":"+_c["password"]).encode()).decode()
B = "https://mysticmachines.com/api/v1/repos/VWE/firestorm"

def api(p, t=120):
    r = urllib.request.Request(B+p, headers={"Authorization": AUTH})
    return json.load(urllib.request.urlopen(r, timeout=t))

def ls(path=""):
    try:
        return api("/contents/" + urllib.request.quote(path))
    except Exception as e:
        return []

def raw(path, t=120):
    r = urllib.request.Request(B+"/raw/"+urllib.request.quote(path), headers={"Authorization": AUTH})
    return urllib.request.urlopen(r, timeout=t).read().decode("utf-8","replace")

if __name__ == "__main__":
    cmd = sys.argv[1]
    if cmd == "ls":
        for e in sorted(ls(sys.argv[2] if len(sys.argv)>2 else ""), key=lambda x: x["type"]+x["name"]):
            print(f'  {e["type"]:4} {e.get("size",0):>9} {e["path"]}')
    elif cmd == "cat":
        print(raw(sys.argv[2])[:int(sys.argv[3]) if len(sys.argv)>3 else 4000])

def subtree(path, recursive=True):
    """Full file list under a directory, via its tree sha (avoids the 1000-entry
    truncation of a whole-repo recursive tree)."""
    e = api("/contents/" + urllib.request.quote(path))
    # the dir's own sha comes from its parent listing
    parent = "/".join(path.split("/")[:-1])
    name = path.split("/")[-1]
    for it in ls(parent):
        if it["name"] == name and it["type"] == "dir":
            sha = it["sha"]
            break
    else:
        return []
    t = api(f"/git/trees/{sha}?recursive={1 if recursive else 0}&per_page=99999", t=180)
    return [(x["path"], x.get("size", 0)) for x in t.get("tree", []) if x["type"] == "blob"], t.get("truncated")