# -*- coding: utf-8 -*-


class Description:
    """Parsed description representation"""

    MAP_CATEGORY_TO_LABEL = {
        "New Feature": "pr-feature",
        "Bug Fix": "pr-bugfix",
        "Improvement": "pr-improvement",
        "Performance Improvement": "pr-performance",
        # 'Backward Incompatible Change': doesn't match anything
        "Build/Testing/Packaging Improvement": "pr-build",
        "Non-significant (changelog entry is not needed)": "pr-non-significant",
        "Non-significant (changelog entry is not required)": "pr-non-significant",
        "Non-significant": "pr-non-significant",
        "Documentation (changelog entry is not required)": "pr-documentation",
        # 'Other': doesn't match anything
    }

    def __init__(self, pull_request):
        self.label_name = str()
        self.legal = False

        self._parse(pull_request["bodyText"])

    def _parse(self, text):
        lines = text.splitlines()
        next_category = False
        category = str()

        for line in lines:
            stripped = line.strip()

            if not stripped:
                continue

            if next_category:
                category = stripped
                next_category = False

            if (
                stripped
                == "I hereby agree to the terms of the CLA available at: https://yandex.ru/legal/cla/?lang=en"
            ):
                self.legal = True

            category_headers = (
                "Category (leave one):",
                "Changelog category (leave one):",
                "Changelog category:",
                "Category:",
            )

            if stripped in category_headers:
                next_category = True

        if category in Description.MAP_CATEGORY_TO_LABEL:
            self.label_name = Description.MAP_CATEGORY_TO_LABEL[category]
        else:
            if not category:
                print("Cannot find category in pr description")
            else:
                print(("Unknown category: " + category))