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import os
from utils import read_jsonl_file, write_jsonl_file, parse, choices


def preprocess(args, split):
    infile = os.path.join(args.input_dir, f"CSQA2_{split}.json")
    outfile = os.path.join(args.output_dir, f"{split}.jsonl")

    data = read_jsonl_file(infile)

    processed_data = []
    for example in data:
        knowledge = dict()

        if example["relational_prompt_used"]:
            knowledge["relational prompt"] = example["relational_prompt"]
        if example["topic_prompt_used"]:
            knowledge["topic prompt"] = example["topic_prompt"]

        dial = {
            "turn": "single",
            "locale": "en",
            "dialog": [],
            "knowledge": {"type": "dict", "value": knowledge},
        }

        dial["dialog"].append({"roles": ["USER"], "utterance": example["question"]})

        answer = example["answer"]
        label = -1
        for idx, choice in enumerate(["yes", "no"]):
            dial["knowledge"]["value"][chr(ord('A') + idx)] = choice
            if choice == answer:
                assert label == -1
                label = idx

        assert label >= 0
        dial["dialog"][-1]["roles_to_select"] = chr(ord('A') + label)

        processed_data.append(dial)

    write_jsonl_file(processed_data, outfile)


if __name__ == "__main__":
    args = parse()
    preprocess(args, "train")
    preprocess(args, "dev")