'''
Readme Development Metrics With waka time progress
'''
import re
import os
import base64
from pytz import timezone
import pytz
import requests
from github import Github, GithubException, InputGitAuthor
import datetime
from string import Template
from loc import LinesOfCode
import time
import traceback
import humanize
from urllib.parse import quote
import json
import sys
from datetime import date
import math

from dotenv import load_dotenv

load_dotenv()

START_COMMENT = '<!--START_SECTION:waka-->'
END_COMMENT = '<!--END_SECTION:waka-->'
listReg = f"{START_COMMENT}[\\s\\S]+{END_COMMENT}"

waka_key = os.getenv('INPUT_WAKATIME_API_KEY')
ghtoken = os.getenv('INPUT_GH_TOKEN')
showTimeZone = os.getenv('INPUT_SHOW_TIMEZONE')
showProjects = os.getenv('INPUT_SHOW_PROJECTS')
showEditors = os.getenv('INPUT_SHOW_EDITORS')
showOs = os.getenv('INPUT_SHOW_OS')
showCommit = os.getenv('INPUT_SHOW_COMMIT')
showLanguage = os.getenv('INPUT_SHOW_LANGUAGE')
show_loc = os.getenv('INPUT_SHOW_LINES_OF_CODE')
show_days_of_week = os.getenv('INPUT_SHOW_DAYS_OF_WEEK')
showLanguagePerRepo = os.getenv('INPUT_SHOW_LANGUAGE_PER_REPO')
showLocChart = os.getenv('INPUT_SHOW_LOC_CHART')
show_profile_view = os.getenv('INPUT_SHOW_PROFILE_VIEWS')
show_short_info = os.getenv('INPUT_SHOW_SHORT_INFO')
locale = os.getenv('INPUT_LOCALE')
commit_by_me = os.getenv('INPUT_COMMIT_BY_ME')
ignored_repos_name = str(os.getenv('INPUT_IGNORED_REPOS') or '').replace(' ', '').split(',')
show_updated_date = os.getenv('INPUT_SHOW_UPDATED_DATE')
updated_date_format = os.getenv('INPUT_UPDATED_DATE_FORMAT')
commit_message = os.getenv('INPUT_COMMIT_MESSAGE')
show_total_code_time = os.getenv('INPUT_SHOW_TOTAL_CODE_TIME')
symbol_version = os.getenv('INPUT_SYMBOL_VERSION').strip()
show_waka_stats = 'y'
# The GraphQL query to get commit data.
userInfoQuery = """
{
    viewer {
      login
      email
      id
    }
  }
"""
createContributedRepoQuery = Template("""query {
    user(login: "$username") {
      repositoriesContributedTo(last: 100, includeUserRepositories: true) {
        nodes {
          isFork
          name
          owner {
            login
          }
        }
      }
    }
  }
""")
createCommittedDateQuery = Template("""
query {
    repository(owner: "$owner", name: "$name") {
      defaultBranchRef {
        target {
          ... on Commit {
            history(first: 100, author: { id: "$id" }) {
              edges {
                node {
                  committedDate
                }
              }
            }
          }
        }
      }
    }
  }
""")

get_loc_url = Template("""/repos/$owner/$repo/stats/code_frequency""")
get_profile_view = Template("""/repos/$owner/$repo/traffic/views?per=week""")
get_profile_traffic = Template("""/repos/$owner/$repo/traffic/popular/referrers""")
truthy = ['true', '1', 't', 'y', 'yes']


def run_v3_api(query):
    request = requests.get('https://api.github.com' + query, headers=headers)
    if request.status_code == 200:
        return request.json()
    else:
        raise Exception(
            "Query failed to run by returning code of {}. {},... {}".format(request.status_code, query,
                                                                            str(request.json())))


repositoryListQuery = Template("""
{
  user(login: "$username") {
    repositories(orderBy: {field: CREATED_AT, direction: ASC}, last: 100, affiliations: [OWNER, COLLABORATOR, ORGANIZATION_MEMBER], isFork: false) {
      totalCount
      edges {
        node {
          object(expression:"master") {
                ... on Commit {
                history (author: { id: "$id" }){
                totalCount
                    }
                }
                }
          primaryLanguage {
            color
            name
            id
          }
          stargazers {
            totalCount
          }
          collaborators {
            totalCount
          }
          createdAt
          name
          owner {
            id
            login
          }
          nameWithOwner
        }
      }
    }
    location
    createdAt
    name
  }
}
""")


def millify(n):
    millnames = ['', ' Thousand', ' Million', ' Billion', ' Trillion']
    n = float(n)
    millidx = max(0, min(len(millnames) - 1,
                         int(math.floor(0
                                        if n == 0
                                        else math.log10(abs(n)) / 3))))

    return '{:.0f}{}'.format(n / 10 ** (3 * millidx), millnames[millidx])


def run_query(query):
    request = requests.post('https://api.github.com/graphql', json={'query': query}, headers=headers)
    if request.status_code == 200:
        return request.json()
    else:
        raise Exception("Query failed to run by returning code of {}. {}".format(request.status_code, query))


def make_graph(percent: float):
    '''Make progress graph from API graph'''
    if (symbol_version == '1'):  # version 1
        done_block = '█'
        empty_block = '░'
    elif (symbol_version == '2'):  # version 2
        done_block = '⣿'
        empty_block = '⣀'
    elif (symbol_version == '3'):  # version 3
        done_block = '⬛'
        empty_block = '⬜'
    else:
        done_block = '█'  # default is version 1
        empty_block = '░'

    pc_rnd = round(percent)
    return f"{done_block * int(pc_rnd / 4)}{empty_block * int(25 - int(pc_rnd / 4))}"


def make_list(data: list):
    '''Make List'''
    data_list = []
    for l in data[:5]:
        ln = len(l['name'])
        ln_text = len(l['text'])
        op = f"{l['name'][:25]}{' ' * (25 - ln)}{l['text']}{' ' * (20 - ln_text)}{make_graph(l['percent'])}   {l['percent']}%"
        data_list.append(op)
    return ' \n'.join(data_list)


def make_commit_list(data: list):
    '''Make List'''
    data_list = []
    for l in data[:7]:
        ln = len(l['name'])
        ln_text = len(l['text'])
        op = f"{l['name']}{' ' * (13 - ln)}{l['text']}{' ' * (15 - ln_text)}{make_graph(l['percent'])}   {l['percent']}%"
        data_list.append(op)
    return ' \n'.join(data_list)


def generate_commit_list(tz):
    string = ''
    result = run_query(userInfoQuery)  # Execute the query
    username = result["data"]["viewer"]["login"]
    id = result["data"]["viewer"]["id"]
    # print("user {}".format(username))

    result = run_query(createContributedRepoQuery.substitute(username=username))
    nodes = result["data"]["user"]["repositoriesContributedTo"]["nodes"]
    repos = [d for d in nodes if d['isFork'] is False]

    morning = 0  # 6 - 12
    daytime = 0  # 12 - 18
    evening = 0  # 18 - 24
    night = 0  # 0 - 6

    Monday = 0
    Tuesday = 0
    Wednesday = 0
    Thursday = 0
    Friday = 0
    Saturday = 0
    Sunday = 0

    for repository in repos:
        result = run_query(
            createCommittedDateQuery.substitute(owner=repository["owner"]["login"], name=repository["name"], id=id))
        try:
            committed_dates = result["data"]["repository"]["defaultBranchRef"]["target"]["history"]["edges"]
            for committedDate in committed_dates:
                date = datetime.datetime.strptime(committedDate["node"]["committedDate"],
                                                  "%Y-%m-%dT%H:%M:%SZ").replace(tzinfo=pytz.utc).astimezone(
                    timezone(tz))
                hour = date.hour
                weekday = date.strftime('%A')
                if 6 <= hour < 12:
                    morning += 1
                if 12 <= hour < 18:
                    daytime += 1
                if 18 <= hour < 24:
                    evening += 1
                if 0 <= hour < 6:
                    night += 1

                if weekday == "Monday":
                    Monday += 1
                if weekday == "Tuesday":
                    Tuesday += 1
                if weekday == "Wednesday":
                    Wednesday += 1
                if weekday == "Thursday":
                    Thursday += 1
                if weekday == "Friday":
                    Friday += 1
                if weekday == "Saturday":
                    Saturday += 1
                if weekday == "Sunday":
                    Sunday += 1
        except Exception as ex:
            if str(ex) != "'NoneType' object is not subscriptable":
                print("Exception occurred " + str(ex))

    sumAll = morning + daytime + evening + night
    sum_week = Sunday + Monday + Tuesday + Friday + Saturday + Wednesday + Thursday
    title = translate['I am an Early'] if morning + daytime >= evening + night else translate['I am a Night']
    one_day = [
        {"name": "🌞 " + translate['Morning'], "text": str(morning) + " commits",
         "percent": round((morning / sumAll) * 100, 2)},
        {"name": "🌆 " + translate['Daytime'], "text": str(daytime) + " commits",
         "percent": round((daytime / sumAll) * 100, 2)},
        {"name": "🌃 " + translate['Evening'], "text": str(evening) + " commits",
         "percent": round((evening / sumAll) * 100, 2)},
        {"name": "🌙 " + translate['Night'], "text": str(night) + " commits",
         "percent": round((night / sumAll) * 100, 2)},
    ]
    dayOfWeek = [
        {"name": translate['Monday'], "text": str(Monday) + " commits", "percent": round((Monday / sum_week) * 100, 2)},
        {"name": translate['Tuesday'], "text": str(Tuesday) + " commits",
         "percent": round((Tuesday / sum_week) * 100, 2)},
        {"name": translate['Wednesday'], "text": str(Wednesday) + " commits",
         "percent": round((Wednesday / sum_week) * 100, 2)},
        {"name": translate['Thursday'], "text": str(Thursday) + " commits",
         "percent": round((Thursday / sum_week) * 100, 2)},
        {"name": translate['Friday'], "text": str(Friday) + " commits", "percent": round((Friday / sum_week) * 100, 2)},
        {"name": translate['Saturday'], "text": str(Saturday) + " commits",
         "percent": round((Saturday / sum_week) * 100, 2)},
        {"name": translate['Sunday'], "text": str(Sunday) + " commits", "percent": round((Sunday / sum_week) * 100, 2)},
    ]

    string = string + '**' + title + '** \n\n' + '```text\n' + make_commit_list(one_day) + '\n\n```\n'

    if show_days_of_week.lower() in truthy:
        max_element = {
            'percent': 0
        }

        for day in dayOfWeek:
            if day['percent'] > max_element['percent']:
                max_element = day
        days_title = translate['I am Most Productive on'] % max_element['name']
        string = string + '📅 **' + days_title + '** \n\n' + '```text\n' + make_commit_list(dayOfWeek) + '\n\n```\n'

    return string


def get_waka_time_stats():
    stats = ''
    request = requests.get(
        f"https://wakatime.com/api/v1/users/current/stats/last_7_days?api_key={waka_key}")
    no_activity = translate["No Activity Tracked This Week"]

    if request.status_code == 401:
        print("Error With WAKA time API returned " + str(request.status_code) + " Response " + str(request.json()))
    else:
        data = request.json()
        if showCommit.lower() in truthy:
            stats = stats + generate_commit_list(tz=data['data']['timezone']) + '\n\n'

        if showTimeZone.lower() in truthy or showLanguage.lower() in truthy or showEditors.lower() in truthy or \
                showProjects.lower() in truthy or showOs.lower() in truthy:
            stats += '📊 **' + translate['This Week I Spend My Time On'] + '** \n\n'
            stats += '```text\n'

            if showTimeZone.lower() in truthy:
                tzone = data['data']['timezone']
                stats = stats + '⌚︎ ' + translate['Timezone'] + ': ' + tzone + '\n\n'

            if showLanguage.lower() in truthy:
                if len(data['data']['languages']) == 0:
                    lang_list = no_activity
                else:
                    lang_list = make_list(data['data']['languages'])
                stats = stats + '💬 ' + translate['Languages'] + ': \n' + lang_list + '\n\n'

            if showEditors.lower() in truthy:
                if len(data['data']['editors']) == 0:
                    edit_list = no_activity
                else:
                    edit_list = make_list(data['data']['editors'])
                stats = stats + '🔥 ' + translate['Editors'] + ': \n' + edit_list + '\n\n'

            if showProjects.lower() in truthy:
                if len(data['data']['projects']) == 0:
                    project_list = no_activity
                else:
                    # Re-order the project list by percentage
                    data['data']['projects'] = sorted(data['data']['projects'], key=lambda x: x["percent"],
                                                      reverse=True)
                    project_list = make_list(data['data']['projects'])
                stats = stats + '🐱‍💻 ' + translate['Projects'] + ': \n' + project_list + '\n\n'

            if showOs.lower() in truthy:
                if len(data['data']['operating_systems']) == 0:
                    os_list = no_activity
                else:
                    os_list = make_list(data['data']['operating_systems'])
                stats = stats + '💻 ' + translate['operating system'] + ': \n' + os_list + '\n\n'

            stats += '```\n\n'

    return stats


def generate_language_per_repo(result):
    language_count = {}
    total = 0
    for repo in result['data']['user']['repositories']['edges']:
        if repo['node']['primaryLanguage'] is None:
            continue
        language = repo['node']['primaryLanguage']['name']
        color_code = repo['node']['primaryLanguage']['color']
        total += 1
        if language not in language_count.keys():
            language_count[language] = {}
            language_count[language]['count'] = 1
        else:
            language_count[language]['count'] = language_count[language]['count'] + 1
        language_count[language]['color'] = color_code
    data = []
    sorted_labels = list(language_count.keys())
    sorted_labels.sort(key=lambda x: language_count[x]['count'], reverse=True)
    most_language_repo = sorted_labels[0]
    for label in sorted_labels:
        percent = round(language_count[label]['count'] / total * 100, 2)
        extension = " repos"
        if language_count[label]['count'] == 1:
            extension = " repo"
        data.append({
            "name": label,
            "text": str(language_count[label]['count']) + extension,
            "percent": percent
        })

    title = translate['I Mostly Code in'] % most_language_repo
    return '**' + title + '** \n\n' + '```text\n' + make_list(data) + '\n\n```\n'


def get_yearly_data():
    repository_list = run_query(repositoryListQuery.substitute(username=username, id=id))
    loc = LinesOfCode(id, username, ghtoken, repository_list, ignored_repos_name)
    yearly_data = loc.calculateLoc()
    if showLocChart.lower() in truthy:
        loc.plotLoc(yearly_data)
    return yearly_data


def get_line_of_code():
    repositoryList = run_query(repositoryListQuery.substitute(username=username, id=id))
    loc = LinesOfCode(id, username, ghtoken, repositoryList, ignored_repos_name)
    yearly_data = loc.calculateLoc()
    total_loc = sum(
        [yearly_data[year][quarter][lang] for year in yearly_data for quarter in yearly_data[year] for lang in
         yearly_data[year][quarter]])
    return millify(int(total_loc))


def get_short_info(github):
    string = '**🐱 ' + translate['My GitHub Data'] + '** \n\n'
    user_info = github.get_user()
    if user_info.disk_usage is None:
        disk_usage = humanize.naturalsize(0)
        print("Please add new github personal access token with user permission")
    else:
        disk_usage = humanize.naturalsize(user_info.disk_usage)
    request = requests.get('https://github-contributions.now.sh/api/v1/' + user_info.login)
    if request.status_code == 200:
        data = request.json()
        total = data['years'][0]['total']
        year = data['years'][0]['year']
        string += '> 🏆 ' + translate['Contributions in the year'] % (humanize.intcomma(total), year) + '\n > \n'

    string += '> 📦 ' + translate["Used in GitHub's Storage"] % disk_usage + ' \n > \n'
    is_hireable = user_info.hireable
    public_repo = user_info.public_repos
    private_repo = user_info.owned_private_repos
    if private_repo is None:
        private_repo = 0
    if is_hireable:
        string += "> 💼 " + translate["Opted to Hire"] + "\n > \n"
    else:
        string += "> 🚫 " + translate["Not Opted to Hire"] + "\n > \n"

    string += '> 📜 '
    string += translate['public repositories'] % public_repo + " " + '\n > \n' if public_repo != 1 else translate[
                                                                                                            'public repository'] % public_repo + " " + '\n > \n'
    string += '> 🔑 '
    string += translate['private repositories'] % private_repo + " " + ' \n > \n' if private_repo != 1 else translate[
                                                                                                                'private repository'] % private_repo + " " + '\n > \n'

    return string


def get_stats(github):
    '''Gets API data and returns markdown progress'''

    stats = ''
    repositoryList = run_query(repositoryListQuery.substitute(username=username, id=id))

    if show_loc.lower() in truthy or showLocChart.lower() in truthy:
        # This condition is written to calculate the lines of code because it is heavy process soo needs to be calculate once this will reduce the execution time
        yearly_data = get_yearly_data()

    if show_total_code_time.lower() in truthy:
        request = requests.get(
            f"https://wakatime.com/api/v1/users/current/all_time_since_today?api_key={waka_key}")
        if request.status_code == 401:
            print("Error With WAKA time API returned " + str(request.status_code) + " Response " + str(request.json()))
        elif "text" not in request.json()["data"]:
            print("User stats are calculating. Try again later.")
        else:
            data = request.json()
            stats += '![Code Time](http://img.shields.io/badge/' + quote(
                str("Code Time")) + '-' + quote(str(
                data['data']['text'])) + '-blue)\n\n'

    if show_profile_view.lower() in truthy:
        data = run_v3_api(get_profile_view.substitute(owner=username, repo=username))
        stats += '![Profile Views](http://img.shields.io/badge/' + quote(str(translate['Profile Views'])) + '-' + str(
            data['count']) + '-blue)\n\n'

    if show_loc.lower() in truthy:
        stats += '![Lines of code](https://img.shields.io/badge/' + quote(
            str(translate['From Hello World I have written'])) + '-' + quote(
            str(get_line_of_code())) + '%20' + quote(str(translate['Lines of code'])) + '-blue)\n\n'

    if show_short_info.lower() in truthy:
        stats += get_short_info(github)

    if show_waka_stats.lower() in truthy:
        stats += get_waka_time_stats()

    if showLanguagePerRepo.lower() in truthy:
        stats = stats + generate_language_per_repo(repositoryList) + '\n\n'

    if showLocChart.lower() in truthy:
        stats += '**' + translate['Timeline'] + '**\n\n'
        branch_name = github.get_repo(f'{username}/{username}').default_branch
        stats = stats + '![Chart not found](https://raw.githubusercontent.com/' + username + '/' + username + '/' + branch_name + '/charts/bar_graph.png) \n\n'

    if show_updated_date.lower() in truthy:
        now = datetime.datetime.utcnow()
        d1 = now.strftime(updated_date_format)
        stats = stats + "\n Last Updated on " + d1 + " UTC"

    return stats


# def star_me():
# requests.put("https://api.github.com/user/starred/anmol098/waka-readme-stats", headers=headers)


def decode_readme(data: str):
    '''Decode the contents of old readme'''
    decoded_bytes = base64.b64decode(data)
    return str(decoded_bytes, 'utf-8')


def generate_new_readme(stats: str, readme: str):
    '''Generate a new Readme.md'''
    stats_in_readme = f"{START_COMMENT}\n{stats}\n{END_COMMENT}"
    return re.sub(listReg, stats_in_readme, readme)


if __name__ == '__main__':
    try:
        start_time = datetime.datetime.now().timestamp() * 1000
        if ghtoken is None:
            raise Exception('Token not available')
        g = Github(ghtoken)
        headers = {"Authorization": "Bearer " + ghtoken}
        user_data = run_query(userInfoQuery)  # Execute the query
        username = user_data["data"]["viewer"]["login"]
        id = user_data["data"]["viewer"]["id"]
        email = user_data["data"]["viewer"]["email"]
        print("Username " + username)
        repo = g.get_repo(f"{username}/{username}")
        contents = repo.get_readme()
        try:
            with open(os.path.join(os.path.dirname(__file__), 'translation.json'), encoding='utf-8') as config_file:
                data = json.load(config_file)
            translate = data[locale]
        except Exception as e:
            print("Cannot find the Locale choosing default to english")
            translate = data['en']
        waka_stats = get_stats(g)
        # star_me()
        rdmd = decode_readme(contents.content)
        new_readme = generate_new_readme(stats=waka_stats, readme=rdmd)
        if commit_by_me.lower() in truthy:
            committer = InputGitAuthor(username, email)
        else:
            committer = InputGitAuthor('readme-bot', '41898282+github-actions[bot]@users.noreply.github.com')
        if new_readme != rdmd:
            try:
                repo.update_file(path=contents.path, message=commit_message,
                                 content=new_readme, sha=contents.sha, branch='master',
                                 committer=committer)
            except:
                repo.update_file(path=contents.path, message=commit_message,
                                 content=new_readme, sha=contents.sha, branch='main',
                                 committer=committer)
            print("Readme updated")
        end_time = datetime.datetime.now().timestamp() * 1000
        print("Program processed in {} miliseconds.".format(round(end_time - start_time, 0)))
    except Exception as e:
        traceback.print_exc()
        print("Exception Occurred " + str(e))