'''
Created on 22 nov. 2016

@author: olivier.massot
'''
import os

import file


def compare_dirs(source_dir, reference_dir):
    print("** Compare {} to {} **".format(source_dir, reference_dir))
    err_code = 0
    list_source_dir = file.flist(source_dir, recursive=True, listdirs=False, listfiles=True, complete_paths=True)
    
    list_reference_dir = file.flist(reference_dir, recursive=True, listdirs=False, listfiles=True, complete_paths=True)
    
    if len(list_source_dir) != len(list_reference_dir):
        print(">> number of dirs / files does not match")
        print("Diff:")
        lst_source_names = [f.replace(source_dir, "") for f in list_source_dir]
        lst_ref_names = [f.replace(reference_dir, "") for f in list_reference_dir]
        
        for name in list( set(lst_source_names) - set(lst_ref_names) ):
            print("+ "+name)
            err_code += 1
        for name in list( set(lst_ref_names) - set(lst_source_names) ):
            print("- "+name)
            err_code += 1
        
    
    for source_path in list_source_dir:
        linecount = 0
        with open(source_path, "rb") as source_file:
            
            ref_path = source_path.replace(source_dir, reference_dir)
            with open(ref_path, "rb") as ref_file:
                
                for line in source_file:
                    linecount += 1
                    
                    if line != ref_file.readline():
                        print("> {} : source and ref differ at line {}".format(source_path, linecount))
                        err_code += 1
                        continue
                
    return err_code
    
def clean_sources(sources_path):
    print("Clean the sources")

    # remove the source code of test module and macros
    for file_path in ("modules\\test_methods.bas", 
                      "macros\\test_export.bas", 
                      "macros\\test_import.bas"):
        sources_path = os.path.abspath(sources_path)
        try:
            os.remove( file.fjoin(sources_path, file_path) )
        except FileNotFoundError:
            pass
        
def verify_log(log_path):
    error_count = 0
    critical_found = False
    with open(os.path.abspath(log_path), "r") as log_file:
        for line in log_file:
            if "ERROR" in line:
                error_count += 1
            if "CRITICAL" in line:
                critical_found = True
                print("CRITICAL ERROR found in the log file ({})".format(log_path))
                break
    if error_count > 0:
        print("Warning: ERRORS found in the log file ({})".format(log_path))
    
    return 0 if not critical_found else 1