/**
 * @copyright nhcarrigan
 * @license Naomi's Public License
 * @author Naomi Carrigan
 */
interface ActivityData {
  id:         string;
  type:       string;
  actor:      Actor;
  repo:       Repo;
  payload:    Payload;
  public:     boolean;
  created_at: string;
}

interface Actor {
  id:            number;
  login:         string;
  display_login: string;
  gravatar_id:   string;
  url:           string;
  avatar_url:    string;
}

interface Repo {
  id:   number;
  name: string;
  url:  string;
}

interface Payload {
  repository_id?: number;
  push_id?:       number;
  size?:          number;
  distinct_size?: number;
  ref?:           string;
  head?:          string;
  before?:        string;
  commits?:       Array<Commit>;
  ref_type?:      string;
  pusher_type?:   string;
  action?:        string;
  number?:        number;
  pull_request?:  PullRequest;
  review?:        Review;
  issue?:         Issue2;
  comment?:       Comment;
}

interface Commit {
  sha:      string;
  author:   Author;
  message:  string;
  distinct: boolean;
  url:      string;
}

interface Author {
  email: string;
  name:  string;
}

interface PullRequest {
  url:                    string;
  id:                     number;
  node_id:                string;
  html_url:               string;
  diff_url:               string;
  patch_url:              string;
  issue_url:              string;
  number:                 number;
  state:                  string;
  locked:                 boolean;
  title:                  string;
  user:                   User;
  body?:                  string;
  created_at:             string;
  updated_at:             string;
  closed_at?:             string;
  merged_at?:             string;
  merge_commit_sha:       string;
  assignee:               unknown;
  assignees:              Array<unknown>;
  requested_reviewers:    Array<unknown>;
  requested_teams:        Array<unknown>;
  labels:                 Array<Label>;
  milestone:              unknown;
  draft:                  boolean;
  commits_url:            string;
  review_comments_url:    string;
  review_comment_url:     string;
  comments_url:           string;
  statuses_url:           string;
  head:                   Head;
  base:                   Base;
  _links:                 Links;
  author_association:     string;
  auto_merge:             unknown;
  active_lock_reason:     unknown;
  merged?:                boolean;
  mergeable:              unknown;
  rebaseable:             unknown;
  mergeable_state?:       string;
  merged_by?:             MergedBy;
  comments?:              number;
  review_comments?:       number;
  maintainer_can_modify?: boolean;
  commits?:               number;
  additions?:             number;
  deletions?:             number;
  changed_files?:         number;
}

interface User {
  login:               string;
  id:                  number;
  node_id:             string;
  avatar_url:          string;
  gravatar_id:         string;
  url:                 string;
  html_url:            string;
  followers_url:       string;
  following_url:       string;
  gists_url:           string;
  starred_url:         string;
  subscriptions_url:   string;
  organizations_url:   string;
  repos_url:           string;
  events_url:          string;
  received_events_url: string;
  type:                string;
  site_admin:          boolean;
}

interface Label {
  id:          number;
  node_id:     string;
  url:         string;
  name:        string;
  color:       string;
  default:     boolean;
  description: string;
}

interface Head {
  label: string;
  ref:   string;
  sha:   string;
  user:  User2;
  repo:  Repo2;
}

interface User2 {
  login:               string;
  id:                  number;
  node_id:             string;
  avatar_url:          string;
  gravatar_id:         string;
  url:                 string;
  html_url:            string;
  followers_url:       string;
  following_url:       string;
  gists_url:           string;
  starred_url:         string;
  subscriptions_url:   string;
  organizations_url:   string;
  repos_url:           string;
  events_url:          string;
  received_events_url: string;
  type:                string;
  site_admin:          boolean;
}

interface Repo2 {
  id:                          number;
  node_id:                     string;
  name:                        string;
  full_name:                   string;
  private:                     boolean;
  owner:                       Owner;
  html_url:                    string;
  description:                 string;
  fork:                        boolean;
  url:                         string;
  forks_url:                   string;
  keys_url:                    string;
  collaborators_url:           string;
  teams_url:                   string;
  hooks_url:                   string;
  issue_events_url:            string;
  events_url:                  string;
  assignees_url:               string;
  branches_url:                string;
  tags_url:                    string;
  blobs_url:                   string;
  git_tags_url:                string;
  git_refs_url:                string;
  trees_url:                   string;
  statuses_url:                string;
  languages_url:               string;
  stargazers_url:              string;
  contributors_url:            string;
  subscribers_url:             string;
  subscription_url:            string;
  commits_url:                 string;
  git_commits_url:             string;
  comments_url:                string;
  issue_comment_url:           string;
  contents_url:                string;
  compare_url:                 string;
  merges_url:                  string;
  archive_url:                 string;
  downloads_url:               string;
  issues_url:                  string;
  pulls_url:                   string;
  milestones_url:              string;
  notifications_url:           string;
  labels_url:                  string;
  releases_url:                string;
  deployments_url:             string;
  created_at:                  string;
  updated_at:                  string;
  pushed_at:                   string;
  git_url:                     string;
  ssh_url:                     string;
  clone_url:                   string;
  svn_url:                     string;
  homepage:                    string;
  size:                        number;
  stargazers_count:            number;
  watchers_count:              number;
  language:                    string;
  has_issues:                  boolean;
  has_projects:                boolean;
  has_downloads:               boolean;
  has_wiki:                    boolean;
  has_pages:                   boolean;
  has_discussions:             boolean;
  forks_count:                 number;
  mirror_url:                  unknown;
  archived:                    boolean;
  disabled:                    boolean;
  open_issues_count:           number;
  license:                     License;
  allow_forking:               boolean;
  is_template:                 boolean;
  web_commit_signoff_required: boolean;
  topics:                      Array<string>;
  visibility:                  string;
  forks:                       number;
  open_issues:                 number;
  watchers:                    number;
  default_branch:              string;
}

interface Owner {
  login:               string;
  id:                  number;
  node_id:             string;
  avatar_url:          string;
  gravatar_id:         string;
  url:                 string;
  html_url:            string;
  followers_url:       string;
  following_url:       string;
  gists_url:           string;
  starred_url:         string;
  subscriptions_url:   string;
  organizations_url:   string;
  repos_url:           string;
  events_url:          string;
  received_events_url: string;
  type:                string;
  site_admin:          boolean;
}

interface License {
  key:     string;
  name:    string;
  spdx_id: string;
  url:     string;
  node_id: string;
}

interface Base {
  label: string;
  ref:   string;
  sha:   string;
  user:  User3;
  repo:  Repo3;
}

interface User3 {
  login:               string;
  id:                  number;
  node_id:             string;
  avatar_url:          string;
  gravatar_id:         string;
  url:                 string;
  html_url:            string;
  followers_url:       string;
  following_url:       string;
  gists_url:           string;
  starred_url:         string;
  subscriptions_url:   string;
  organizations_url:   string;
  repos_url:           string;
  events_url:          string;
  received_events_url: string;
  type:                string;
  site_admin:          boolean;
}

interface Repo3 {
  id:                          number;
  node_id:                     string;
  name:                        string;
  full_name:                   string;
  private:                     boolean;
  owner:                       Owner2;
  html_url:                    string;
  description:                 string;
  fork:                        boolean;
  url:                         string;
  forks_url:                   string;
  keys_url:                    string;
  collaborators_url:           string;
  teams_url:                   string;
  hooks_url:                   string;
  issue_events_url:            string;
  events_url:                  string;
  assignees_url:               string;
  branches_url:                string;
  tags_url:                    string;
  blobs_url:                   string;
  git_tags_url:                string;
  git_refs_url:                string;
  trees_url:                   string;
  statuses_url:                string;
  languages_url:               string;
  stargazers_url:              string;
  contributors_url:            string;
  subscribers_url:             string;
  subscription_url:            string;
  commits_url:                 string;
  git_commits_url:             string;
  comments_url:                string;
  issue_comment_url:           string;
  contents_url:                string;
  compare_url:                 string;
  merges_url:                  string;
  archive_url:                 string;
  downloads_url:               string;
  issues_url:                  string;
  pulls_url:                   string;
  milestones_url:              string;
  notifications_url:           string;
  labels_url:                  string;
  releases_url:                string;
  deployments_url:             string;
  created_at:                  string;
  updated_at:                  string;
  pushed_at:                   string;
  git_url:                     string;
  ssh_url:                     string;
  clone_url:                   string;
  svn_url:                     string;
  homepage:                    string;
  size:                        number;
  stargazers_count:            number;
  watchers_count:              number;
  language:                    string;
  has_issues:                  boolean;
  has_projects:                boolean;
  has_downloads:               boolean;
  has_wiki:                    boolean;
  has_pages:                   boolean;
  has_discussions:             boolean;
  forks_count:                 number;
  mirror_url:                  unknown;
  archived:                    boolean;
  disabled:                    boolean;
  open_issues_count:           number;
  license:                     License2;
  allow_forking:               boolean;
  is_template:                 boolean;
  web_commit_signoff_required: boolean;
  topics:                      Array<string>;
  visibility:                  string;
  forks:                       number;
  open_issues:                 number;
  watchers:                    number;
  default_branch:              string;
}

interface Owner2 {
  login:               string;
  id:                  number;
  node_id:             string;
  avatar_url:          string;
  gravatar_id:         string;
  url:                 string;
  html_url:            string;
  followers_url:       string;
  following_url:       string;
  gists_url:           string;
  starred_url:         string;
  subscriptions_url:   string;
  organizations_url:   string;
  repos_url:           string;
  events_url:          string;
  received_events_url: string;
  type:                string;
  site_admin:          boolean;
}

interface License2 {
  key:     string;
  name:    string;
  spdx_id: string;
  url:     string;
  node_id: string;
}

interface Links {
  self:            Self;
  html:            Html;
  issue:           Issue;
  comments:        Comments;
  review_comments: ReviewComments;
  review_comment:  ReviewComment;
  commits:         Commits;
  statuses:        Statuses;
}

interface Self {
  href: string;
}

interface Html {
  href: string;
}

interface Issue {
  href: string;
}

interface Comments {
  href: string;
}

interface ReviewComments {
  href: string;
}

interface ReviewComment {
  href: string;
}

interface Commits {
  href: string;
}

interface Statuses {
  href: string;
}

interface MergedBy {
  login:               string;
  id:                  number;
  node_id:             string;
  avatar_url:          string;
  gravatar_id:         string;
  url:                 string;
  html_url:            string;
  followers_url:       string;
  following_url:       string;
  gists_url:           string;
  starred_url:         string;
  subscriptions_url:   string;
  organizations_url:   string;
  repos_url:           string;
  events_url:          string;
  received_events_url: string;
  type:                string;
  site_admin:          boolean;
}

interface Review {
  id:                 number;
  node_id:            string;
  user:               User4;
  body:               unknown;
  commit_id:          string;
  submitted_at:       string;
  state:              string;
  html_url:           string;
  pull_request_url:   string;
  author_association: string;
  _links:             Links2;
}

interface User4 {
  login:               string;
  id:                  number;
  node_id:             string;
  avatar_url:          string;
  gravatar_id:         string;
  url:                 string;
  html_url:            string;
  followers_url:       string;
  following_url:       string;
  gists_url:           string;
  starred_url:         string;
  subscriptions_url:   string;
  organizations_url:   string;
  repos_url:           string;
  events_url:          string;
  received_events_url: string;
  type:                string;
  site_admin:          boolean;
}

interface Links2 {
  html:         Html2;
  pull_request: PullRequest2;
}

interface Html2 {
  href: string;
}

interface PullRequest2 {
  href: string;
}

interface Issue2 {
  url:                      string;
  repository_url:           string;
  labels_url:               string;
  comments_url:             string;
  events_url:               string;
  html_url:                 string;
  id:                       number;
  node_id:                  string;
  number:                   number;
  title:                    string;
  user:                     User5;
  labels:                   Array<Label2>;
  state:                    string;
  locked:                   boolean;
  assignee:                 unknown;
  assignees:                Array<unknown>;
  milestone:                unknown;
  comments:                 number;
  created_at:               string;
  updated_at:               string;
  closed_at?:               string;
  author_association:       string;
  active_lock_reason:       unknown;
  body:                     string;
  reactions:                Reactions;
  timeline_url:             string;
  performed_via_github_app: unknown;
  state_reason?:            string;
}

interface User5 {
  login:               string;
  id:                  number;
  node_id:             string;
  avatar_url:          string;
  gravatar_id:         string;
  url:                 string;
  html_url:            string;
  followers_url:       string;
  following_url:       string;
  gists_url:           string;
  starred_url:         string;
  subscriptions_url:   string;
  organizations_url:   string;
  repos_url:           string;
  events_url:          string;
  received_events_url: string;
  type:                string;
  site_admin:          boolean;
}

interface Label2 {
  id:          number;
  node_id:     string;
  url:         string;
  name:        string;
  color:       string;
  default:     boolean;
  description: string;
}

interface Reactions {
  "url":         string;
  "total_count": number;
  "+1":          number;
  "-1":          number;
  "laugh":       number;
  "hooray":      number;
  "confused":    number;
  "heart":       number;
  "rocket":      number;
  "eyes":        number;
}

interface Comment {
  url:                      string;
  html_url:                 string;
  issue_url?:               string;
  id:                       number;
  node_id:                  string;
  user:                     User6;
  created_at:               string;
  updated_at:               string;
  author_association:       string;
  body:                     string;
  reactions:                Reactions2;
  performed_via_github_app: unknown;
  pull_request_review_id?:  number;
  diff_hunk?:               string;
  path?:                    string;
  commit_id?:               string;
  original_commit_id?:      string;
  pull_request_url?:        string;
  _links?:                  Links3;
  start_line?:              number;
  original_start_line?:     number;
  start_side?:              string;
  line?:                    number;
  original_line?:           number;
  side?:                    string;
  in_reply_to_id?:          number;
  original_position?:       number;
  position?:                number;
  subject_type?:            string;
}

interface User6 {
  login:               string;
  id:                  number;
  node_id:             string;
  avatar_url:          string;
  gravatar_id:         string;
  url:                 string;
  html_url:            string;
  followers_url:       string;
  following_url:       string;
  gists_url:           string;
  starred_url:         string;
  subscriptions_url:   string;
  organizations_url:   string;
  repos_url:           string;
  events_url:          string;
  received_events_url: string;
  type:                string;
  site_admin:          boolean;
}

interface Reactions2 {
  "url":         string;
  "total_count": number;
  "+1":          number;
  "-1":          number;
  "laugh":       number;
  "hooray":      number;
  "confused":    number;
  "heart":       number;
  "rocket":      number;
  "eyes":        number;
}

interface Links3 {
  self:         Self2;
  html:         Html3;
  pull_request: PullRequest3;
}

interface Self2 {
  href: string;
}

interface Html3 {
  href: string;
}

interface PullRequest3 {
  href: string;
}

class Github {
  private cache:      Array<ActivityData>;
  private lastUpdate: Date | null = null;
  public constructor() {
    this.cache = [];
  }

  public async getActivities(): Promise<Array<ActivityData>> {
    // Stale after 1 hour
    if (this.lastUpdate && Date.now()
      - this.lastUpdate.getTime() < 60 * 60 * 1000) {
      return this.cache;
    }
    return await this.refreshData().then(() => {
      return this.cache;
    });
  }

  private async refreshData(): Promise<Github> {
    const response
      = await fetch("https://api.github.com/users/naomi-lgbt/events");
    // eslint-disable-next-line @typescript-eslint/consistent-type-assertions
    const data = await response.json() as Array<ActivityData>;
    this.cache = data;
    this.lastUpdate = new Date();
    return this;
  }
}

const instantiated = new Github();

/**
 * Fetches and caches the Github activity.
 * @returns An array of activity objects.
 */
export const getGithubData = async(): Promise<Array<ActivityData>> => {
  return await instantiated.getActivities();
};