package libc

import (
	"fmt"
	"path/filepath"

	"github.com/goplus/llgo/internal/crosscompile/compile"
)

// GetPicolibcConfig returns the configuration for downloading and building picolibc
func GetPicolibcConfig() compile.LibConfig {
	return compile.LibConfig{
		Name:           "picolibc",
		Version:        "v0.1.0",
		Url:            "https://github.com/goplus/picolibc/archive/refs/heads/main.zip",
		ResourceSubDir: "picolibc-main",
	}
}

// GetPicolibcCompileConfig returns configuration for picolibc
func GetPicolibcCompileConfig(baseDir, target string) compile.CompileConfig {
	return compile.CompileConfig{
		ExportCFlags: []string{
			"-I" + baseDir,
			"-isystem" + filepath.Join(baseDir, "newlib", "libc", "include"),
		},
		Groups: []compile.CompileGroup{
			{
				OutputFileName: fmt.Sprintf("libc-%s.a", target),
				Files: []string{
					filepath.Join(baseDir, "newlib", "libc", "string", "bcmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "bcopy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "bzero.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "explicit_bzero.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "ffsl.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "ffsll.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "fls.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "flsl.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "flsll.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "gnu_basename.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "index.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "memccpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "memchr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "memcmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "memcpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "memmem.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "memmove.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "mempcpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "memrchr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "memset.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "rawmemchr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "rindex.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "stpcpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "stpncpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strcasecmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strcasecmp_l.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strcasestr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strcat.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strchr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strchrnul.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strcmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strcoll.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strcoll_l.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strcpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strcspn.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strerror_r.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strlcat.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strlcpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strlen.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strlwr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strncasecmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strncasecmp_l.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strncat.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strncmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strncpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strndup.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strnlen.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strnstr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strpbrk.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strrchr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strsep.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strsignal.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strspn.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strstr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strtok.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strtok_r.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strupr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strverscmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strxfrm.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strxfrm_l.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "swab.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "timingsafe_bcmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "timingsafe_memcmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "strerror.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcpcpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcpncpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcscasecmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcscasecmp_l.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcscat.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcschr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcscmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcscoll.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcscoll_l.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcscpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcscspn.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcsdup.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcslcat.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcslcpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcslen.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcsncasecmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcsncasecmp_l.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcsncat.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcsncmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcsncpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcsnlen.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcspbrk.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcsrchr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcsspn.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcsstr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcstok.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcswidth.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcsxfrm.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcsxfrm_l.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wcwidth.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wmemchr.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wmemcmp.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wmemcpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wmemmove.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wmempcpy.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "wmemset.c"),
					filepath.Join(baseDir, "newlib", "libc", "string", "xpg_strerror_r.c"),

					filepath.Join(baseDir, "newlib", "libc", "stdlib", "nano-calloc.c"),
					filepath.Join(baseDir, "newlib", "libc", "stdlib", "nano-malloc.c"),
					filepath.Join(baseDir, "newlib", "libc", "stdlib", "nano-pvalloc.c"),
					filepath.Join(baseDir, "newlib", "libc", "stdlib", "nano-realloc.c"),
					filepath.Join(baseDir, "newlib", "libc", "stdlib", "nano-valloc.c"),
					filepath.Join(baseDir, "newlib", "libc", "stdlib", "rand.c"),
					filepath.Join(baseDir, "newlib", "libc", "stdlib", "srand.c"),
					filepath.Join(baseDir, "newlib", "libc", "stdlib", "nano-free.c"),

					filepath.Join(baseDir, "newlib", "libc", "tinystdio", "printf.c"),
					filepath.Join(baseDir, "newlib", "libc", "tinystdio", "putchar.c"),
					filepath.Join(baseDir, "newlib", "libc", "tinystdio", "puts.c"),
				},
				CFlags: []string{
					"-D_COMPILING_NEWLIB",
					"-D_HAVE_ALIAS_ATTRIBUTE",
					"-DTINY_STDIO",
					"-DPOSIX_IO",
					"-DFORMAT_DEFAULT_INTEGER",
					"-D_IEEE_LIBM",
					"-D__OBSOLETE_MATH_FLOAT=1",
					"-D__OBSOLETE_MATH_DOUBLE=0",
					"-D_WANT_IO_C99_FORMATS",
					"-nostdlib",
					"-I" + baseDir,
					"-isystem" + filepath.Join(baseDir, "newlib", "libc", "include"),
					"-I" + filepath.Join(baseDir, "newlib", "libm", "common"),
					"-I" + filepath.Join(baseDir, "newlib", "libc", "locale"),

					"-I" + filepath.Join(baseDir, "newlib", "libc", "tinystdio"),
				},
				LDFlags: _libcLDFlags,
				CCFlags: _libcCCFlags,
			},
		},
	}
}