Issue 8

README.md

@@ -12,6 +12,7 @@ HTML website from raw data and files.
 - [x] title of .html file
 - [x] customized output destination
 - [x] CSS stylesheet
+- [x] customized option from config file 
 
 ## Dependencies
 This tool is written by `Python 3.9`, with `pip 21.1.2`.
@@ -42,7 +43,8 @@ python __main__.py -i ./tests/Silver\ Blaze.txt
 python __main__.py -i ./tests/
 # use multiple options
 python __main__.py -i ./tests/Silver\ Blaze.txt -s https://cdn.jsdelivr.net/npm/water.css@2/out/water.css
-
+# use config file
+python __main__.py -c ./tests
 # specify the lang attribute in root element of HTML, default en-CA
 python __main__.py -i ./tests/ -l fr
 

__main__.py

@@ -6,6 +6,8 @@
 from generator import Generator
 # fix issue 7
 import sys
+#issue 8
+import json;
 
 DEFAULT_FILE = '.txt'
 # fix issue 6
@@ -19,7 +21,7 @@
 @click.command()
 @click.help_option('-h', '--help')
 @click.version_option('0.1', '-v', '--version')
-@click.option('-i', '--input', 'inp', required=True, type=click.Path(exists=True, file_okay=True, dir_okay=True,
+@click.option('-i', '--input', 'inp', required=False, type=click.Path(exists=True, file_okay=True, dir_okay=True,
                                                                      readable=True, resolve_path=True,
                                                                      path_type=Path),
               help='Path to an input file/folder')
@@ -32,15 +34,48 @@
 @click.option('-s', '--stylesheet', required=False, default='', help='URL of a CSS stylesheet')
 # fix issue 6
 @click.option('-l', '--lang', required=False, default=DEFAULT_LANG, help='Indicates the lang attribute on root html')
-def main(inp: Path, output: Path, stylesheet: str, lang: str) -> None:
-    if inp.exists():
+@click.option('-c', '--config', 'config_' , required= False,  type=click.Path(exists=True, file_okay=True, dir_okay=True,
+                                                                     readable=True, resolve_path=True,
+                                                                     path_type=Path),
+              help='Path to a config file/folder')
+def main(inp: Path, output: Path, stylesheet: str, lang: str , config_:Path) -> None:
+    if config_!=None and config_.exists():
+        # work with json file
+        try:
+         with open(config_, "r") as read_file:
+          data = json.load(read_file)
+        except:
+          click.echo("The config file has error")
+          sys.exit(1)
+        if('input' in data ):
+         input= Path(data['input'])
+         if 'output' in data:
+             output= Path(data['output'])
+         else:
+             output= DEFAULT_OUTPUT
+         if 'stylesheet' in data:
+             stylesheet= data['stylesheet']
+         else:
+             stylesheet= ''
+         if 'lang' in data:
+             lang= data['lang']
+         else:
+             lang= DEFAULT_LANG
+         #create an instance of Generator
+         g= Generator(input, output, stylesheet, lang)
+         g.generator_wrapper()
+        else:
+         click.echo(f"The input file/folder {inp} or config file does not exist.")
+         sys.exit(1)
+    elif inp !=None and inp.exists():
         # create an instance of the Generator
         g = Generator(inp, output, stylesheet, lang)
         # TODO: or make generator_wrapper() a function, not a method
         g.generator_wrapper()
     else:
         # f string, format string python3
-        click.echo(f"The input file/folder {inp} does not exist.")
+        click.echo(f"The input file/folder {inp} or config file does not exist.")
+
         # fix issue 7
         sys.exit(1)