import os

import datasets
import json


# Meta infomation
################################################################################################


################################################################################################

class RepoCodeGenConfig(datasets.BuilderConfig):

    def __init__(self, *args, **kwargs):
        super().__init__(
            *args,
            name= "repo_codegen",
            **kwargs,
        )


class RepoCodeGen(datasets.GeneratorBasedBuilder):

    VERSION = datasets.Version("1.0.0")
    
    BUILDER_CONFIG_CLASS = RepoCodeGenConfig
    BUILDER_CONFIGS = [RepoCodeGenConfig()]
    DEFAULT_CONFIG_NAME = "repo_codegen"

    
    def _info(self):
        return datasets.DatasetInfo(
            features=datasets.Features({
                                            "id": datasets.Value("int64"),
                                            "project": datasets.Value("string"),
                                            "module": datasets.Value("string"), 
                                            "entry_point": datasets.Value("string"),
                                            "solution": datasets.Value("string"),
                                            "prompt": datasets.Value("string"),
                                            "target_function_prompt": datasets.Value("string"),
                                            "function_signature": datasets.Value("string"),
                                            "test": datasets.Value("string"),
                                            "test_list": datasets.Sequence(datasets.Value("string")),
                                            "docstring": datasets.Value("string"),
                                            "original_docstring": datasets.Value("string"),
                                            "docstring_tokens": datasets.Sequence(datasets.Value("string")),
                                            "check": datasets.Value("string"),
                                            "cross_context": datasets.Value("bool"),
                                            "isContained": datasets.Value("bool"),
                                            "line_coverage": datasets.Value("float"),
            }),
            supervised_keys=None,
            
        )

    def _split_generators(self, dl_manager):
        generators = []
    
        
        for _files in [
                "./short_context_False_shorten_contain_doc_False.json",
                "./short_context_True_shorten_contain_doc_False.json",
                "./short_context_True_shorten_contain_doc_True.json"
            ]:
            if "short_context_True" in _files:
                name = "short_context"
            else:
                name = "long_context"

            if "shorten_contain_doc_False" in _files:
                name += "_nodoc"
            else:
                name += "_doc"
            files = dl_manager.download([_files])
        
            generators.append(
                datasets.SplitGenerator(
                    name=name,
                    gen_kwargs={
                        "files": files,
                    },
                ),
            )
              

        return generators

    def _generate_examples(self, files):
        key = 0
        for file_idx, file in enumerate(files):
            with open(file, "r") as f:
                for dp in f: 
                    row = json.loads(dp)                        
                    yield key, {
                                    "id": row["id"],
                                    "project": row["project"],
                                    "module": row["module"], 
                                    "entry_point": row["entry_point"],
                                    "solution": row["solution"],
                                    "prompt": row["prompt"],
                                    "target_function_prompt": row["target_function_prompt"],
                                    "function_signature": row["function_signature"],
                                    "test": row["test"],
                                    "test_list": row["test_list"],
                                    "docstring": row["docstring"],
                                    "original_docstring": row["original_docstring"],
                                    "docstring_tokens": row["docstring_tokens"],
                                    "check": row["check"],
                                    "cross_context": row["cross_context"],
                                    "isContained": row["isContained"],
                                    "line_coverage": row["line_coverage"],
                                } 
                    key += 1