#!/usr/bin/env python
"""
This script transforms a resume from a format container positions within an
employer, to valid FRESH resume format
"""
import os
import json
import copy
import yaml

# pylint: disable=missing-function-docstring
def main():
    with open("resume.yaml", encoding="utf-8") as file:
        resume = yaml.load(file, Loader=yaml.BaseLoader)

    transform_and_write("full", make_full, resume)
    transform_and_write("resume", make_fresh, resume)


def write_file(name, data):
    filename = os.path.join("dist", name + ".json")
    with open(filename, "w", encoding="utf-8") as file:
        json.dump(data, file)


def transform_and_write(name, func, raw_data):
    data = copy.deepcopy(raw_data)
    data = func(data)
    write_file(name, data)


def make_fresh(data):
    data["skills"].setdefault("list", [])
    for skillset in data["skills"]["sets"]:
        skills = skillset["skills"][:]
        skillset["skills"] = [skill["name"] for skill in skills]
        data["skills"]["list"] += skills
    return data


def make_full(data):
    with open("settings.yaml", encoding="utf-8") as file:
        data["settings"] = yaml.load(file, Loader=yaml.BaseLoader)

    tags = data.get("tags", [])
    for employer in data["employment"]["history"]:
        tags += employer.get("technologies", [])
        tags += employer.get("keywords", [])
        for project in employer.get("projects", []):
            tags += project.get("technologies", [])
            tags += project.get("keywords", [])

    tags = sorted(tags, key=tags.count, reverse=True)
    data["tags"] = []
    for tag in tags:
        if tag not in data["tags"]:
            data["tags"].append(tag)

    return data


if __name__ == "__main__":
    main()