/**
 * Copyright (c) 2017-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

const React = require("react");

const CompLibrary = require("../../core/CompLibrary.js");

const MarkdownBlock = CompLibrary.MarkdownBlock; /* Used to read markdown */
const Container = CompLibrary.Container;
const GridBlock = CompLibrary.GridBlock;

class HomeSplash extends React.Component {
  render() {
    const { siteConfig, language = "" } = this.props;
    const { baseUrl, docsUrl } = siteConfig;
    const docsPart = `${docsUrl ? `${docsUrl}/` : ""}`;
    const langPart = `${language ? `${language}/` : ""}`;
    const docUrl = doc => `${baseUrl}${docsPart}${langPart}${doc}`;

    const SplashContainer = props => (
      <div className="homeContainer">
        <div className="homeSplashFade">
          <div className="wrapper homeWrapper">
            <div className="tabs">
              <div className="nav-tabs">
                <div
                  id="tab-group-3-tab-4"
                  className="nav-link active"
                  data-group="group_3"
                  data-tab="tab-group-3-content-4"
                >
                  PascaLIGO
                </div>
                <div
                  className="nav-link"
                  data-group="group_3"
                  data-tab="tab-group-3-content-5"
                >
                  CameLIGO
                </div>
                <div className="nav-link">ReasonLIGO (coming soon) </div>
                {/* <div id="tab-group-3-tab-5" className="nav-link" data-group="group_3"
                data-tab="tab-group-3-content-5">Camligo</div> */}
              </div>
              <div className="tab-content">
                <div
                  id="tab-group-3-content-4"
                  className="tab-pane active"
                  data-group="group_3"
                  tabIndex="-1"
                >
                  <div>
                    <span>
                      <pre>
                        <code className="hljs css language-Pascal">
                          // variant defining pseudo multi-entrypoint actions
                          <br />
                          type action is
                          <br />| Increment of int
                          <br />| Decrement of int
                          <br />
                          <br />
                          function add (const a : int ; const b : int) : int is
                          <br /> block {"{ skip }"} with a + b<br />
                          <br />
                          function subtract (const a : int ; const b : int) :
                          int is
                          <br /> block {"{ skip }"} with a - b<br />
                          <br />
                          // real entrypoint that re-routes the flow based on
                          the action provided
                          <br />
                          function main (const p : action ; const s : int) :
                          (list(operation) * int) is
                          <br /> block {"{ skip }"} with ((nil :
                          list(operation)),
                          <br /> case p of
                          <br /> | Increment(n) -&gt; add(s, n)
                          <br /> | Decrement(n) -&gt; subtract(s, n)
                          <br /> end)
                          <br />
                        </code>
                      </pre>
                    </span>
                  </div>
                </div>
                <div
                  id="tab-group-3-content-5"
                  className="tab-pane"
                  data-group="group_3"
                  tabIndex="-1"
                >
                  <div>
                    <pre>
                      <code className="hljs css language-Pascal">
                        type storage = int <br />
                        <br />
                        (* variant defining pseudo multi-entrypoint actions *){" "}
                        <br />
                        <br />
                        type action =<br />| Increment of int
                        <br />| Decrement of int
                        <br />
                        <br />
                        let add (a: int) (b: int) : int = a + b<br />
                        <br />
                        let subtract (a: int) (b: int) : int = a - b<br />
                        <br />
                        (* real entrypoint that re-routes the flow based on the
                        action provided *)
                        <br />
                        <br />
                        let%entry main (p : action) storage =<br /> let storage
                        =<br /> match p with
                        <br /> | Increment n -> add storage n<br /> | Decrement
                        n -> subtract storage n<br /> in (([] : operation list),
                        storage)
                        <br />
                      </code>
                    </pre>
                  </div>
                </div>
              </div>
            </div>

            {props.children}
          </div>
        </div>
      </div>
    );

    const Logo = props => (
      <div className="projectLogo">
        <img src={props.img_src} alt="Project Logo" />
      </div>
    );

    const ProjectTitle = () => (
      <h2 className="projectTitle">
        <small>{siteConfig.tagline}</small>
      </h2>
    );

    const PromoSection = props => (
      <div className="section promoSection">
        <div className="promoRow">
          <div className="pluginRowBlock">{props.children}</div>
        </div>
      </div>
    );

    const Button = props => (
      <div className="pluginWrapper buttonWrapper">
        <a className="button" href={props.href} target={props.target}>
          {props.children}
        </a>
      </div>
    );

    return (
      <SplashContainer>
        <div className="inner">
          <ProjectTitle siteConfig={siteConfig} />
          <PromoSection>
            <Button href={docUrl("setup/installation.html")}>
              Get Started
            </Button>
            <Button
              href={docUrl(
                "tutorials/get-started/tezos-taco-shop-smart-contract"
              )}
            >
              Tutorials
            </Button>
            <Button href={docUrl("contributors/origin.html")}>
              Contribute
            </Button>
          </PromoSection>
        </div>
      </SplashContainer>
    );
  }
}

class Index extends React.Component {
  render() {
    const { config: siteConfig, language = "" } = this.props;
    const { baseUrl } = siteConfig;

    const Block = props => (
      <Container
        padding={["bottom", "top"]}
        id={props.id}
        background={props.background}
      >
        <GridBlock
          align="center"
          contents={props.children}
          layout={props.layout}
        />
      </Container>
    );

    const FeatureCallout = () => (
      <div
        className="productShowcaseSection paddingBottom"
        style={{ textAlign: "center" }}
      >
        <h2>Feature Callout</h2>
        <MarkdownBlock>These are features of this project</MarkdownBlock>
      </div>
    );

    const TryOut = () => (
      <Block id="try">
        {[
          {
            content:
              "To make your landing page more attractive, use illustrations! Check out " +
              "[**unDraw**](https://undraw.co/) which provides you with customizable illustrations which are free to use. " +
              "The illustrations you see on this page are from unDraw.",
            image: `${baseUrl}img/undraw_code_review.svg`,
            imageAlign: "left",
            title: "Wonderful SVG Illustrations"
          }
        ]}
      </Block>
    );

    const Description = () => (
      <Block background="dark">
        {[
          {
            content:
              "This is another description of how this project is useful",
            image: `${baseUrl}img/undraw_note_list.svg`,
            imageAlign: "right",
            title: "Description"
          }
        ]}
      </Block>
    );

    const LearnHow = () => (
      <Block background="light">
        {[
          {
            content:
              "Each new Docusaurus project has **randomly-generated** theme colors.",
            image: `${baseUrl}img/undraw_youtube_tutorial.svg`,
            imageAlign: "right",
            title: "Randomly Generated Theme Colors"
          }
        ]}
      </Block>
    );

    const FeatureCard = props => (
      <div className="card" key={props.title}>
        <img src={props.image} />
        <div className="card-text">
          <h4>{props.title}</h4>
          <p className="body">{props.content}</p>
        </div>
      </div>
    );

    const Features = () => (
      <div className="features">
        <h2>Features</h2>

        <div className="flex-inline-container">
          {[
            {
              content:
                "Write types, then code, and benefit from the safety coming from type systems.",
              image: `${baseUrl}img/strong-type-system.svg`,
              title: "Strong Type System"
            },
            {
              content:
                "Write in PascaLIGO (pascal-like syntax) or CameLIGO (caml-like syntax). If you know OCaml, you can also add your own syntax.",
              image: `${baseUrl}img/syntax-agnostic.svg`,
              title: "Syntax Agnostic"
            },

            {
              content: "With Granary, you can use LIGO as a lib from NodeJS.",
              image: `${baseUrl}img/easy-integration.svg`,
              title: "Easy Integration"
            }
          ].map(FeatureCard)}
        </div>
      </div>
    );

    const Roadmap = () => (
      <div className="roadmap">
        <Block background="light">
          {[
            {
              content:
                "<h4>June 2019</h4>" +
                "<em><ul>" +
                "<li>First public release</li>" +
                "<li>PascaLIGO and CameLIGO syntaxes</li>" +
                "<li>Docs and Tutorials</li>" +
                "<li>Integration testing in ReasonML/JS with Granary</li>" +
                "</ul></em>" +
                "<h4>July 2019</h4>" +
                "<em><ul>" +
                "<li>Try LIGO online editor</li>" +
                "<li>Unit testing toolkit</li>" +
                "<li>ReasonLIGO syntax support</li>" +
                "<li>Repository with best practices & patterns for LIGO</li>" +
                "</ul></em>" +
                "<h4>August 2019</h4>" +
                "<em>" +
                "Long term plans will be announced soon" +
                "</em>",
              image: ``,
              imageAlign: "right",
              title: "Roadmap"
            }
          ]}
        </Block>
      </div>
    );

    const Partners = () => {
      if ((siteConfig.partners || []).length === 0) {
        return null;
      }

      const PartnerShowcase = siteConfig.partners
        .filter(user => user.pinned)
        .map(user => (
          <a className="partner-link" href={user.infoLink} key={user.infoLink}>
            <img src={user.image} alt={user.caption} title={user.caption} />
          </a>
        ));

      return (
        <div className="partners-container hide-small">
          {PartnerShowcase}
          {/* <div className="partners-list"></div> */}
          <div className="partners-text">
            <h3>Our Partners</h3>
            <p className="body">
              We are not alone in this world -- here're some guys who support us
            </p>
          </div>
        </div>
      );
    };

    const Team = () => {
      if ((siteConfig.team || []).length === 0) {
        return null;
      }

      const showcase = siteConfig.team
        .filter(user => user.pinned)
        .map(user => (
          <a
            className="profileContainer"
            href={user.infoLink}
            key={user.infoLink}
          >
            <img className="profileImage" src={user.image} alt={user.caption} />
            <p className="headline">{user.caption}</p>
          </a>
        ));

      const pageUrl = page => baseUrl + (language ? `${language}/` : "") + page;

      return (
        <div className="productShowcaseSection paddingBottom team">
          <h2>Team</h2>
          <div className="flex-inline-container">{showcase}</div>
          {/* <div className="more-users">
            <a className="button" href={pageUrl('users.html')}>
              More {siteConfig.title} Users
            </a>
          </div> */}
        </div>
      );
    };

    return (
      <div className="landing">
        <HomeSplash siteConfig={siteConfig} language={language} />
        <div className="mainContainer">
          <Features />
          {/* <Roadmap /> */}
          {/* <FeatureCallout /> */}
          {/* {/* <LearnHow /> */}
          {/* <TryOut /> */}
          {/* <Description /> */}
          <Team />
          <Partners />
        </div>
      </div>
    );
  }
}

module.exports = Index;