"""utils file for pugetbench harness"""
import re
import os
from pathlib import Path
import win32api
import csv

def trim_to_major_minor(version: str | None) -> str | None:
    if version is None:
        return None
     # Match major.minor at the start
    match = re.match(r"(\d+)\.(\d+)", version)
    if not match:
        return version  # fallback if unrecognized

    major_minor = f"{match.group(1)}.{match.group(2)}"

    # Preserve -beta suffix if present
    if "-beta" in version:
        major_minor += "-beta"

    return major_minor

def get_latest_benchmark_by_version(benchmark_name: str):
    """Get the latest benchmark version, prioritizing beta if it's newer."""
    valid_names = ['photoshop', 'premierepro', 'aftereffects', 'lightroom', 'resolve']
    if benchmark_name not in valid_names:
        raise ValueError("Invalid benchmark name")

    benchmark_json_dir = Path().home() / "AppData/Local/com.puget.benchmark/benchmarks"
    if not benchmark_json_dir.exists():
        raise ValueError("Could not find benchmark directory in appdata")

    # Find relevant benchmark files
    benchmark_files = [f for f in os.listdir(benchmark_json_dir) if f.startswith(f"{benchmark_name}-benchmark-")]

    if not benchmark_files:
        raise ValueError("No valid benchmark versions found.")

    version_pattern = re.compile(r'-(\d+)\.(\d+)\.(\d+)(-beta)?\.json$')

    def extract_version(filename):
        """Extracts numeric version and beta flag from filename."""
        match = version_pattern.search(filename)
        if match:
            major, minor, patch, beta_flag = match.groups()
            version = f"{major}.{minor}.{patch}"
            if beta_flag:
                version += "-beta"
            return version
        return None  # Ignore files that don't match

    # Extract valid versions
    versions = [extract_version(f) for f in benchmark_files]
    versions = [v for v in versions if v is not None]  # Filter out invalid matches

    if not versions:
        raise ValueError("No valid benchmark versions found after parsing.")

    # Sort numerically, with releases before beta
    def version_key(v: str):
        main, *suffix = v.split("-")
        nums = tuple(int(x) for x in main.split("."))
        beta_flag = 1 if "-beta" in v else 0
        return nums, -beta_flag  # release first
    
    versions.sort(key=version_key, reverse=True)

    # Return the latest version
    return versions[0]


def find_latest_log():
    """find latest log from pugetbench"""
    appdata_path = os.getenv('LOCALAPPDATA')
    puget_lunch_dir = Path(appdata_path) / "com.puget.benchmark" / "csv"
    files = [os.path.join(puget_lunch_dir, file) for file in os.listdir(
        puget_lunch_dir) if os.path.isfile(os.path.join(puget_lunch_dir, file))]
    latest_file = max(files, key=os.path.getmtime)
    return Path(latest_file)


def find_score_in_log(log_path):
    """Return a single PugetBench overall score, preferring Standard > Extended > Basic."""
    scores = {}

    with open(log_path, newline='', encoding="utf-8") as f:
        reader = csv.reader(f)

        for row in reader:
            if not row:
                continue

            label = row[0].strip()

            # Only process rows that begin with "Overall Score"
            if not label.startswith("Overall Score"):
                continue

            # Find the first numeric field
            for field in row:
                cleaned = field.replace(",", "").strip()
                if cleaned.isdigit():
                    scores[label] = int(cleaned)
                    break

    # Priority order — return the first one found
    priority = [
        "Overall Score (Standard)",
        "Overall Score (Extended)",
        "Overall Score (Basic)",
    ]

    for key in priority:
        if key in scores:
            return scores[key]

    return None


def get_photoshop_version() -> tuple[str, str]:
    """Get the installed Adobe Photoshop version string, prioritizing Beta versions."""
    base_path = r"C:\Program Files\Adobe"

    # Check if Adobe folder exists
    if not os.path.exists(base_path):
        print("Adobe directory not found.")
        return None, None

    # Look for Adobe Photoshop folders
    possible_versions = sorted(
        [d for d in os.listdir(base_path) if "Adobe Photoshop" in d],
        reverse=True  # Prioritize newer versions
    )

    for folder in possible_versions:
        exe_path = os.path.join(base_path, folder, "Photoshop.exe")
        if os.path.exists(exe_path):
            try:
                lang, codepage = win32api.GetFileVersionInfo(
                    exe_path, "\\VarFileInfo\\Translation"
                )[0]
                str_info_path = f"\\StringFileInfo\\{lang:04X}{codepage:04X}\\ProductVersion"
                full_version = win32api.GetFileVersionInfo(exe_path, str_info_path)

                # Trim to major.minor
                major_minor = trim_to_major_minor(full_version)

                return full_version, major_minor
            except Exception as e:
                print(f"Error reading version from {exe_path}: {e}")

    return None, None

def get_aftereffects_version() -> tuple[str, str]:
    """Get the installed Adobe After Effects version string, prioritizing Beta versions."""
    base_path = r"C:\Program Files\Adobe"

    # Check if Adobe folder exists
    if not os.path.exists(base_path):
        print("Adobe directory not found.")
        return None, None

    # Look for After Effects folders (including Beta)
    possible_versions = sorted(
        [d for d in os.listdir(base_path) if "Adobe After Effects" in d],
        key=lambda x: ("Beta" not in x, x),  # Beta prioritized
        reverse=True  # Ensures newer versions come first
    )

    for folder in possible_versions:
        support_files_path = os.path.join(base_path, folder, "Support Files")

        # Check both standard and beta executables
        exe_candidates = ["AfterFX (Beta).exe", "AfterFX.exe"]  # Prioritize Beta
        for exe_name in exe_candidates:
            exe_path = os.path.join(support_files_path, exe_name)
            if os.path.exists(exe_path):
                try:
                    info = win32api.GetFileVersionInfo(exe_path, "\\VarFileInfo\\Translation")
                    if info:
                        lang, codepage = info[0]
                        str_info_path = f"\\StringFileInfo\\{lang:04X}{codepage:04X}\\ProductVersion"
                        full_version = str(win32api.GetFileVersionInfo(exe_path, str_info_path))

                        # Trim to major.minor
                        major_minor = trim_to_major_minor(full_version)

                        return full_version, major_minor
                except Exception as e:
                    print(f"Error reading version from {exe_path}: {e}")

    return None, None


def get_premierepro_version() -> tuple[str, str]:
    """Get the current installed Adobe Premiere Pro version string."""
    base_path = r"C:\Program Files\Adobe"

    # Check if Adobe folder exists
    if not os.path.exists(base_path):
        print("Adobe directory not found.")
        return None, None

    # Look for Adobe Premiere Pro folders
    possible_versions = sorted(
        [d for d in os.listdir(base_path) if "Adobe Premiere Pro" in d],
        reverse=True  # Prioritize newer versions
    )

    for folder in possible_versions:
        exe_path = os.path.join(base_path, folder, "Adobe Premiere Pro.exe")
        if os.path.exists(exe_path):
            try:
                lang, codepage = win32api.GetFileVersionInfo(
                    exe_path, "\\VarFileInfo\\Translation"
                )[0]
                str_info_path = f"\\StringFileInfo\\{lang:04X}{codepage:04X}\\ProductVersion"
                full_version = win32api.GetFileVersionInfo(exe_path, str_info_path)

                # Trim to major.minor
                major_minor = trim_to_major_minor(full_version)

                return full_version, major_minor
            except Exception as e:
                print(f"Error reading version from {exe_path}: {e}")

    return None, None

def get_lightroom_version() -> tuple[str, str]:
    """Get the current installed Adobe Lightroom Classic version string."""
    base_path = r"C:\Program Files\Adobe"

    # Check if Adobe folder exists
    if not os.path.exists(base_path):
        print("Adobe directory not found.")
        return None, None

    # Look for Adobe Lightroom Classic folders
    possible_versions = sorted(
        [d for d in os.listdir(base_path) if "Adobe Lightroom Classic" in d],
        reverse=True  # Prioritize newer versions
    )

    for folder in possible_versions:
        exe_path = os.path.join(base_path, folder, "Lightroom.exe")
        if os.path.exists(exe_path):
            try:
                lang, codepage = win32api.GetFileVersionInfo(
                    exe_path, "\\VarFileInfo\\Translation"
                )[0]
                str_info_path = f"\\StringFileInfo\\{lang:04X}{codepage:04X}\\ProductVersion"
                full_version = win32api.GetFileVersionInfo(exe_path, str_info_path)

                # Trim to major.minor
                major_minor = trim_to_major_minor(full_version)

                return full_version, major_minor
            except Exception as e:
                print(f"Error reading version from {exe_path}: {e}")

    return None, None


def get_davinci_version() -> tuple[str, str]:
    """Get the current installed Davinci Resolve Studio version string."""
    path = r"C:\Program Files\Blackmagic Design\DaVinci Resolve\Resolve.exe"
    if not os.path.exists(path):
        print("DaVinci Resolve executable not found.")
        return None, None

    try:
        lang, codepage = win32api.GetFileVersionInfo(
            path, "\\VarFileInfo\\Translation"
            )[0]
        str_info_path = f"\\StringFileInfo\\{lang:04X}{codepage:04X}\\ProductVersion"
        full_version = win32api.GetFileVersionInfo(path, str_info_path)

        # Trim to major.minor
        major_minor = trim_to_major_minor(full_version)

        return full_version, major_minor

    except Exception as e:
        print(f"Error reading version from {path}: {e}")
        return None, None

def get_pugetbench_version() -> str:
    """Get the current installed PugetBench version string."""
    path = "C:\\Program Files\\PugetBench for Creators\\PugetBench for Creators.exe"
    try:
        lang, codepage = win32api.GetFileVersionInfo(
            path, "\\VarFileInfo\\Translation")[0]
        str_info_path = f"\\StringFileInfo\\{lang:04X}{codepage:04X}\\ProductVersion"
        return win32api.GetFileVersionInfo(path, str_info_path)
    except Exception as e:
        print(e)
    return None