text: import { createWeakSelector } from "../../createWeakSelector";
  import { getUserIssuesScore, getUserDevelopsScore } from "./";
  import { getUserReviewsScore } from "./getUserReviewsScore";
  import { getUserCoveragesScore } from "./getUserCoveragesScore";
  import { getUserMergesScore } from "./getUserMergesScore";
  import { getUserFrontScore } from "./getUserFrontScore";
  import { getUserBackScore } from "./getUserBackScore";
  
  const add = (a, b) => a + b;
  
  /**
   * @typedef UserPartialsScore
   * @property {import("./").UserIssuesScore} issues
   * @property {import("./").UserDevelopsScore} develops
   * @property {import("./").UserReviewsScore} reviews
   * @property {import("./").UserCoveragesScore} coverages
   * @property {import("./").UserMergesScore} merges
   * @property {import("./").UserFrontScore} front
   * @property {import("./").UserBackScore} back
   */
  
  export class UserScore {
    /**
     * @param {string} login
     * @param {UserPartialsScore} partials
     */
    constructor(login, partials) {
      this.login = login;
      this.partials = partials;
      this.minScore = this._computeMinScore();
      this.warning = this._computeWarning();
      this.rawScore = this._computeRawScore();
      this.score = this._computeScore();
    }
  
    _computeMinScore() {
      const scores = Object.values(this.partials).map(p => p.score * 0.8);
      return Math.min(...scores);
    }
  
    _computeWarning() {
      return Object.values(this.partials).some(p => p.score < 0.3);
    }
  
    _computeRawScore() {
      const partials = Object.values(this.partials);
  
      const weight = partials.map(p => p.weight || 1).reduce(add, 0);
      const totalScore = partials
        .map(p => p.score * (p.weight || 1))
        .reduce(add, 0);
  
      const gauss = this.warning ? 0.8 : 1.0;
  
      return (gauss * totalScore) / weight;
    }
  
    _computeScore() {
      return Math.min(1, this.rawScore);
    }
  }
  
  /** @type {(state:any, login:string) => UserScore} */
  export const getUserScore = createWeakSelector(
    login => login,
    (state, login) => {
      const issues = getUserIssuesScore(state, login);
      const develops = getUserDevelopsScore(state, login);
      const reviews = getUserReviewsScore(state, login);
      const coverages = getUserCoveragesScore(state, login);
      const merges = getUserMergesScore(state, login);
      const front = getUserFrontScore(state, login);
      const back = getUserBackScore(state, login);
  
      return new UserScore(login, {
        issues,
        develops,
        reviews,
        coverages,
        merges,
        front,
        back
      });
    }
  );
  