Import('AIC_ROOT')
Import('PRJ_OUT_DIR')
from building import *
import rtconfig
import os

# check if .h or .hpp files exist
def check_h_hpp_exist(path):
    file_dirs = os.listdir(path)
    for file_dir in file_dirs:
        if os.path.splitext(file_dir)[1] in ['.h', '.hpp']:
            return True
    return False

src = []
inc = []
group = []

cwd = GetCurrentDir() # get current dir path

src = Glob('env_support/rt-thread/*.c')
inc = [cwd + '/env_support/rt-thread/']

lvgl_cwd = cwd + '/'

lvgl_src_cwd = lvgl_cwd + 'src/'
inc = inc + [lvgl_src_cwd]
for root, dirs, files in os.walk(lvgl_src_cwd):
    for dir in dirs:
        current_path = os.path.join(root, dir)
        rela_path = current_path.replace(lvgl_cwd, '')
        src = src + Glob(rela_path + '/*.c') # add all .c files
        if check_h_hpp_exist(current_path): # add .h and .hpp path
            inc = inc + [current_path]

if GetDepend('LPKG_LVGL_USING_EXAMPLES'):
    lvgl_src_cwd = lvgl_cwd + 'examples/'
    inc = inc + [lvgl_src_cwd]
    for root, dirs, files in os.walk(lvgl_src_cwd):
        for dir in dirs:
            current_path = os.path.join(root, dir)
            rela_path = current_path.replace(lvgl_cwd, '')
            src = src + Glob(rela_path + '/*.c')
            if check_h_hpp_exist(current_path):
                inc = inc + [current_path]

if GetDepend('LPKG_LVGL_USING_DEMOS'):
    lvgl_src_cwd = lvgl_cwd + 'demos/'
    inc = inc + [lvgl_src_cwd]
    for root, dirs, files in os.walk(lvgl_src_cwd):
        for dir in dirs:
            current_path = os.path.join(root, dir)
            rela_path = current_path.replace(lvgl_cwd, '')
            src = src + Glob(rela_path + '/*.c')
            if check_h_hpp_exist(current_path):
                inc = inc + [current_path]

LOCAL_CFLAGS = ''
if rtconfig.PLATFORM == 'gcc' or rtconfig.PLATFORM == 'armclang': # GCC or Keil AC6
    LOCAL_CFLAGS += ' -std=c99'
elif rtconfig.PLATFORM == 'armcc': # Keil AC5
    LOCAL_CFLAGS += ' --c99 --gnu'

group = DefineGroup('LVGL', src, depend = ['LPKG_USING_LVGL'], CPPPATH = inc, LOCAL_CFLAGS = LOCAL_CFLAGS)

Return('group')