#!/usr/bin/env python3
"""Assemble the two macOS app bundles (Eddycoin Wallet.app, Eddycoin Miner.app).
Usage: build_mac_apps.py RUNTIME_DIR WHEELS_ARM WHEELS_X86 ART_DIR PROGRAMS_DIR OUT_DIR
RUNTIME_DIR = output of make_runtime.py (MacOS/eddycoin-python + lib/). For the Linux self-test pass a Linux
runtime in the same layout and the Linux wheels twice."""
import glob, os, shutil, subprocess, sys, zipfile
RT, WA, WX, ART, PROG, OUT = [os.path.abspath(p) for p in sys.argv[1:7]]
HERE = os.path.dirname(os.path.abspath(__file__))
LIPO = shutil.which("llvm-lipo") or shutil.which("llvm-lipo-19") or "/usr/lib/llvm-19/bin/llvm-lipo"
VERSION = "1.01"
APPS = [   # mainnet build: miner only (no GPU miner on macOS - Apple deprecated OpenCL)
    dict(name="Eddycoin Mainnet Miner", kind="miner", bid="io.eddycoin.miner.mainnet", icon="miner.icns", log="eddycoin-mainnet-miner-mac.log",
         scripts=["eddycoin_echain_cpu_miner.py", "eddycoin_miner_gui.py", "eddycoin_chain.py", "eddycoin_old_keys.py"], wheels=["certifi"],
         seed=["eddycoin_chain.json", "eddycoin_miner_defaults.json"]),
]
def macho(p):
    with open(p, "rb") as f:
        return f.read(4) in (b"\xcf\xfa\xed\xfe", b"\xca\xfe\xba\xbe")
def wheel(d, name):
    w = glob.glob(os.path.join(d, name + "-*.whl")); assert len(w) == 1, (d, name, w); return w[0]
def install_wheels(names, sp):
    os.makedirs(sp, exist_ok=True)
    for n in names:
        wa, wx = wheel(WA, n), wheel(WX, n)
        with zipfile.ZipFile(wa) as z:
            z.extractall(sp)
        if wa != wx and os.path.basename(wa) != os.path.basename(wx):   # arch-specific wheel: merge binaries with lipo
            with zipfile.ZipFile(wx) as z:
                for i in z.infolist():
                    if i.filename.endswith(".so"):
                        tx = os.path.join(OUT, "_x86tmp.so"); open(tx, "wb").write(z.read(i))
                        ta = os.path.join(sp, i.filename)
                        if macho(ta) and macho(tx):
                            subprocess.run([LIPO, "-create", ta, tx, "-output", ta + ".fat"], check=True); os.replace(ta + ".fat", ta)
                        os.remove(tx)
    for root, _, files in os.walk(sp):
        for f in files:
            p = os.path.join(root, f)
            if f.endswith(".pyi"):
                os.remove(p); continue
            os.chmod(p, 0o755 if f.endswith(".so") else 0o644)
        os.chmod(root, 0o755)
os.makedirs(OUT, exist_ok=True)
for a in APPS:
    app = os.path.join(OUT, a["name"] + ".app"); C = os.path.join(app, "Contents")
    if os.path.exists(app):
        shutil.rmtree(app)
    shutil.copytree(RT, C, symlinks=True)
    install_wheels(a["wheels"], os.path.join(C, "lib/python3.12/site-packages"))
    os.makedirs(os.path.join(C, "Resources/app"))
    for s in a["scripts"]:
        shutil.copy2(os.path.join(PROG, s), os.path.join(C, "Resources/app", s)); os.chmod(os.path.join(C, "Resources/app", s), 0o644)
    shutil.copy2(os.path.join(HERE, "eddycoin_mac_start.py"), os.path.join(C, "Resources/app/eddycoin_mac_start.py"))
    os.makedirs(os.path.join(C, "Resources/app/seed"))
    for s in a.get("seed", []):
        shutil.copy2(os.path.join(PROG, s), os.path.join(C, "Resources/app/seed", s)); os.chmod(os.path.join(C, "Resources/app/seed", s), 0o644)
    shutil.copy2(os.path.join(ART, a["icon"]), os.path.join(C, "Resources/AppIcon.icns"))
    rep = {"@NAME@": a["name"], "@KIND@": a["kind"], "@LOG@": a["log"], "@BUNDLEID@": a["bid"], "@VERSION@": VERSION}
    for src, dst, mode in (("launcher.sh.in", "MacOS/" + a["name"], 0o755), ("Info.plist.in", "Info.plist", 0o644)):
        t = open(os.path.join(HERE, src)).read()
        for k, v in rep.items():
            t = t.replace(k, v)
        assert "@" not in t.replace("apple.com", ""), src
        open(os.path.join(C, dst), "w", newline="\n").write(t); os.chmod(os.path.join(C, dst), mode)
    open(os.path.join(C, "PkgInfo"), "w").write("APPL????")
    os.chmod(os.path.join(C, "MacOS/eddycoin-python"), 0o755)
    for root, dirs, files in os.walk(app):
        for d in dirs:
            os.chmod(os.path.join(root, d), 0o755)
    print("built", app)