import os
import sys


def no_verbose(sys, env):
    colors = {}

    # Colors are disabled in non-TTY environments such as pipes. This means
    # that if output is redirected to a file, it will not contain color codes
    if sys.stdout.isatty():
        colors["blue"] = "\033[0;94m"
        colors["bold_blue"] = "\033[1;94m"
        colors["reset"] = "\033[0m"
    else:
        colors["blue"] = ""
        colors["bold_blue"] = ""
        colors["reset"] = ""

    # There is a space before "..." to ensure that source file names can be
    # Ctrl + clicked in the VS Code terminal.
    compile_source_message = "{}Compiling {}$SOURCE{} ...{}".format(
        colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"]
    )
    java_compile_source_message = "{}Compiling {}$SOURCE{} ...{}".format(
        colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"]
    )
    compile_shared_source_message = "{}Compiling shared {}$SOURCE{} ...{}".format(
        colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"]
    )
    link_program_message = "{}Linking Program {}$TARGET{} ...{}".format(
        colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"]
    )
    link_library_message = "{}Linking Static Library {}$TARGET{} ...{}".format(
        colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"]
    )
    ranlib_library_message = "{}Ranlib Library {}$TARGET{} ...{}".format(
        colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"]
    )
    link_shared_library_message = "{}Linking Shared Library {}$TARGET{} ...{}".format(
        colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"]
    )
    java_library_message = "{}Creating Java Archive {}$TARGET{} ...{}".format(
        colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"]
    )
    compiled_resource_message = "{}Creating Compiled Resource {}$TARGET{} ...{}".format(
        colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"]
    )
    generated_file_message = "{}Generating {}$TARGET{} ...{}".format(
        colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"]
    )

    env.Append(CXXCOMSTR=[compile_source_message])
    env.Append(CCCOMSTR=[compile_source_message])
    env.Append(SHCCCOMSTR=[compile_shared_source_message])
    env.Append(SHCXXCOMSTR=[compile_shared_source_message])
    env.Append(ARCOMSTR=[link_library_message])
    env.Append(RANLIBCOMSTR=[ranlib_library_message])
    env.Append(SHLINKCOMSTR=[link_shared_library_message])
    env.Append(LINKCOMSTR=[link_program_message])
    env.Append(JARCOMSTR=[java_library_message])
    env.Append(JAVACCOMSTR=[java_compile_source_message])
    env.Append(RCCOMSTR=[compiled_resource_message])
    env.Append(GENCOMSTR=[generated_file_message])


def disable_warnings(self):
    # 'self' is the environment
    if self["platform"] == "windows" and not self["use_mingw"]:
        # We have to remove existing warning level defines before appending /w,
        # otherwise we get: "warning D9025 : overriding '/W3' with '/w'"
        warn_flags = ["/Wall", "/W4", "/W3", "/W2", "/W1", "/WX"]
        self.Append(CCFLAGS=["/w"])
        self.Append(CFLAGS=["/w"])
        self.Append(CXXFLAGS=["/w"])
        self["CCFLAGS"] = [x for x in self["CCFLAGS"] if not x in warn_flags]
        self["CFLAGS"] = [x for x in self["CFLAGS"] if not x in warn_flags]
        self["CXXFLAGS"] = [x for x in self["CXXFLAGS"] if not x in warn_flags]
    else:
        self.Append(CCFLAGS=["-w"])
        self.Append(CFLAGS=["-w"])
        self.Append(CXXFLAGS=["-w"])


def make_icu_data(target, source, env):
    dst = target[0].srcnode().abspath
    g = open(dst, "w", encoding="utf-8", newline="\n")

    g.write("/* THIS FILE IS GENERATED DO NOT EDIT */\n")
    g.write("/* (C) 2016 and later: Unicode, Inc. and others. */\n")
    g.write("/* License & terms of use: https://www.unicode.org/copyright.html */\n")
    g.write("#ifndef _ICU_DATA_H\n")
    g.write("#define _ICU_DATA_H\n")
    g.write('#include "unicode/utypes.h"\n')
    g.write('#include "unicode/udata.h"\n')
    g.write('#include "unicode/uversion.h"\n')

    f = open(source[0].srcnode().abspath, "rb")
    buf = f.read()

    g.write('extern "C" U_EXPORT const size_t U_ICUDATA_SIZE = ' + str(len(buf)) + ";\n")
    g.write('extern "C" U_EXPORT const unsigned char U_ICUDATA_ENTRY_POINT[] = {\n')
    for i in range(len(buf)):
        g.write("\t" + str(buf[i]) + ",\n")

    g.write("};\n")
    g.write("#endif")


def write_macos_plist(target, binary_name, identifier, name):
    os.makedirs(f"{target}/Resource/", exist_ok=True)
    f = open(f"{target}/Resource/Info.plist", "w", encoding="utf-8", newline="\n")

    f.write(f'<?xml version="1.0" encoding="UTF-8"?>\n')
    f.write(f'<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">\n')
    f.write(f'<plist version="1.0">\n')
    f.write(f"<dict>\n")
    f.write(f"\t<key>CFBundleExecutable</key>\n")
    f.write(f"\t<string>{binary_name}</string>\n")
    f.write(f"\t<key>CFBundleIdentifier</key>\n")
    f.write(f"\t<string>{identifier}</string>\n")
    f.write(f"\t<key>CFBundleInfoDictionaryVersion</key>\n")
    f.write(f"\t<string>6.0</string>\n")
    f.write(f"\t<key>CFBundleName</key>\n")
    f.write(f"\t<string>{name}</string>\n")
    f.write(f"\t<key>CFBundlePackageType</key>\n")
    f.write(f"\t<string>FMWK</string>\n")
    f.write(f"\t<key>CFBundleShortVersionString</key>\n")
    f.write(f"\t<string>1.0.0</string>\n")
    f.write(f"\t<key>CFBundleSupportedPlatforms</key>\n")
    f.write(f"\t<array>\n")
    f.write(f"\t\t<string>MacOSX</string>\n")
    f.write(f"\t</array>\n")
    f.write(f"\t<key>CFBundleVersion</key>\n")
    f.write(f"\t<string>1.0.0</string>\n")
    f.write(f"\t<key>LSMinimumSystemVersion</key>\n")
    f.write(f"\t<string>10.14</string>\n")
    f.write(f"</dict>\n")
    f.write(f"</plist>\n")