path: root/src/frontend/templates.rs

use super::IndiewebEndpoints;
use ellipse::Ellipse;
use http_types::StatusCode;
use log::error;

/// Return a pretty location specifier from a geo: URI.
fn decode_geo_uri(uri: &str) -> String {
    if let Some(part) = uri.split(':').collect::<Vec<_>>().get(1) {
        if let Some(part) = part.split(';').next() {
            let mut parts = part.split(',');
            let lat = parts.next().unwrap();
            let lon = parts.next().unwrap();
            // TODO - format them as proper latitude and longitude
            return format!("{}, {}", lat, lon);
        } else {
            uri.to_string()
        }
    } else {
        uri.to_string()
    }
}

markup::define! {
    Template<'a>(title: &'a str, blog_name: &'a str, endpoints: IndiewebEndpoints, content: String) {
        @markup::doctype()
        html {
            head {
                title { @title }
                link[rel="preconnect", href="https://fonts.gstatic.com"];
                link[rel="stylesheet", href="/static/style.css"];
                meta[name="viewport", content="initial-scale=1, width=device-width"];
                // TODO: link rel= for common IndieWeb APIs: webmention, microsub
                link[rel="micropub", href="/micropub"]; // Static, because it's built into the server itself
                link[rel="authorization_endpoint", href=&endpoints.authorization_endpoint];
                link[rel="token_endpoint", href=&endpoints.token_endpoint];
                @if endpoints.webmention.is_some() {
                    link[rel="webmention", href=&endpoints.webmention.as_ref()];
                }
                @if endpoints.microsub.is_some() {
                    link[rel="microsub", href=&endpoints.microsub.as_ref()];
                }
            }
            body {
                nav#headerbar {
                    // TODO: Find a way to store the website name somewhere in the database
                    // Maybe in the settings?
                    ul {
                        li { a#homepage[href="/"] { @blog_name } }
                        li.shiftright { a#login[href="/login"] { "Login" } }
                    }
                }
                main {
                    @markup::raw(content)
                }
            }
        }
    }
    OnboardingPage {
        h1[style="text-align: center"] {
            "Welcome to Kittybox"
        }
        script[type="module", src="/static/onboarding.js"] {}
        link[rel="stylesheet", href="/static/onboarding.css"];
        form.onboarding[action="/", method="POST"] {
            noscript {
                p {
                    "Ok, let's be honest. Most of this software doesn't require JS to be enabled "
                    "to view pages (and in some cases, even edit them if logged in)."
                }
                p { "This page is a little bit different. It uses JavaScript to provide interactive features, such as:" }
                ul {
                    li { "Multiple-input questions" }
                    li { "Answers spanning multiple fields" }
                    li { "Preview of files being uploaded" }
                    li { "Pretty pagination so you won't feel overwhelmed" }
                }
                p {
                    "Sadly, it's very hard or even impossible to recreate this without any JavaScript. "
                    "Good news though - the code is " b { "open-source AND free software" }
                    " (under MIT (X11) or Apache-2.0 license - your choice) "
                    "and I promise to not obfuscate it or minify it. "
                    a[href="/static/onboarding.js"] { "Here" }
                    "'s the link - you can try reading it so you'll be 200% sure "
                    "it won't steal your cookies or turn your kitty into a soulless monster."
                    @markup::raw("<!-- do cats even have souls? I'm not sure. But this code won't steal their souls anyway. -->")
                }
                hr;
                p { "In other words: " b { "please enable JavaScript for this page to work properly." } small { "sorry T__T" } }
            }
            ul#progressbar[style="display: none"] {
                li#intro { "Introduction" }
                li#hcard { "Your profile" }
                li#settings { "Your website" }
                li#firstpost { "Your first post" }
            }
            fieldset#intro[style="display: none"] {
                legend { "Introduction" }
                p {
                    "Kittybox is a CMS that can act as a member of the IndieWeb. "
                    "IndieWeb is a global distributed social network built on top of open Web standards "
                    "and composed of blogs around the Internet supporting these standards."
                }
                p { "There is no registration or centralized database of any sort - everyone owns their data and is responsible for it." }
                p { "If you're seeing this page, it looks like your configuration is correct and we can proceed with the setup." }

                div.switch_card_buttons {
                    button.switch_card.next_card[type="button", "data-card"="hcard"] { "Next" }
                }
            }

            fieldset#hcard[style="display: none"] {
                legend { "Your profile" }
                p { "An h-card is an IndieWeb social profile, and we're gonna make you one!" }
                p { "Thanks to some clever markup, it will be readable by both humans and machines looking at your homepage."}
                p {
                    "If you make a mistake, don't worry, you're gonna be able to edit this later."
                    "The only mandatory field is your name."
                }

                div.form_group {
                    label[for="hcard_name"] { "Your name" }
                    input#hcard_name[name="hcard_name", placeholder="Your name"];
                    small {
                        "No need to write the name as in your passport, this is not a legal document "
                        "- just write how you want to be called on the network. This name will be also "
                        "shown whenever you leave a comment on someone else's post using your website."
                    }
                }

                div.form_group {
                    label[for="pronouns"] { "Your pronouns" }
                    div.multi_input#pronouns {
                        template {
                            input#hcard_pronouns[name="hcard_pronouns", placeholder="they/them?"];
                        }
                        button.add_more[type="button", "aria-label"="Add more"] { "[+] Add more" }
                    }
                    small {
                        "Write which pronouns you use for yourself. It's a free-form field "
                        "so don't feel constrained - but keep it compact, as it'll be shown in a lot of places."
                    }
                }

                div.form_group {
                    label[for="urls"] { "Links to other pages of you" }
                    div.multi_input#urls {
                        template {
                            input#hcard_url[name="hcard_url", placeholder="https://example.com/"];
                        }
                        button.add_more[type="button", "aria-label"="Add more"] { "[+] Add more" }
                    }
                    small {
                        "These URLs will help your readers find you elsewhere and will help you that whoever owns these pages owns your website too"
                        " in case the links are mutual. So make sure to put a link to your site in your other social profiles!"
                    }
                }

                div.form_group {
                    label[for="hcard_note"] { "A little about yourself" }
                    textarea#hcard_note[name="hcard_note", placeholder="Loves cooking, plants, cats, dogs and racoons."] {}
                    small { "A little bit of introduction. Just one paragraph, and note, you can't use HTML here (yet)." }
                    // TODO: HTML e-note instead of p-note
                }

                // TODO: u-photo upload - needs media endpoint cooperation

                div.switch_card_buttons {
                    button.switch_card.prev_card[type="button", "data-card"="intro"] { "Previous" }
                    button.switch_card.next_card[type="button", "data-card"="settings"] { "Next" }
                }
            }

            fieldset#settings[style="display: none"] {
                legend { "Your website" }
                p { "Ok, it's nice to know you more. Tell me about what you'll be writing and how you want to name your blog." }
                // TODO: site-name, saved to settings

                div.form_group {
                    label[for="blog_name"] { "Your website's name"}
                    input#blog_name[name="blog_name", placeholder="Kitty Box!"];
                    small { "It'll get shown in the title of your blog, in the upper left corner!" }
                }

                div.form_group {
                    label[for="custom_feeds"] { "Custom feeds" }
                    small {
                        p {
                            "You can set up custom feeds to post your stuff to. "
                            "This is a nice way to organize stuff into huge folders, like all your trips or your quantified-self data."
                        }
                        p {
                            "Feeds can be followed individually, which makes it easy for users who are interested in certain types "
                            "of content you produce to follow your adventures in certain areas of your life without cluttering their "
                            "readers."
                        }
                        p {
                            "We will automatically create some feeds for you aside from these so you won't have to - including a main feed, "
                            "address book (for venues you go to and people you talk about), a cookbook for your recipes and some more."
                            // TODO: Put a link to documentation explaining feeds in more detail.
                        }
                    }
                    div.multi_input#custom_feeds {
                        template {
                            fieldset.feed {
                                div.form_group {
                                    label[for="feed_name"] { "Name" }
                                    input#feed_name[name="feed_name", placeholder="My cool feed"];
                                    small { "This is a name that will identify this feed to the user. Make it short and descriptive!" }
                                }
                                div.form_group {
                                    label[for="feed_slug"] { "Slug" }
                                    input#feed_slug[name="feed_slug", placeholder="my-cool-feed"];
                                    small { "This will form a pretty URL for the feed. For example: https://example.com/feeds/my-cool-feed" }
                                }
                            }
                        }
                        button.add_more[type="button", "aria-label"="Add more"] { "[+] Add More" }
                    }
                }

                div.switch_card_buttons {
                    button.switch_card.prev_card[type="button", "data-card"="hcard"] { "Previous" }
                    button.switch_card.next_card[type="button", "data-card"="firstpost"] { "Next" }
                }
            }

            fieldset#firstpost[style="display: none"] {
                legend { "Your first post" }
                p { "Maybe you should start writing your first posts now. How about a short note?" }
                p { "A note is a short-form post (not unlike a tweet - but without the actual character limit) that doesn't bear a title." }
                p {
                    "Consider telling more about yourself, your skills and interests in this note "
                    @markup::raw("&mdash;")
                    " though you're free to write anything you want. (By the way, you can use "
                    a[href="https://daringfireball.net/projects/markdown/syntax"] { "Markdown" }
                    " here to spice up your note!)"
                }

                textarea#first_post_content[style="width: 100%; height: 8em", placeholder="Hello! I am really excited about #IndieWeb"] {}

                div.switch_card_buttons {
                    button.switch_card.prev_card[type="button", "data-card"="settings"] { "Previous" }
                    button[type="submit"] { "Finish" }
                }
            }
        }
    }
    Entry<'a>(post: &'a serde_json::Value) {
        article."h-entry" {
            header.metadata {
                @if post["properties"]["name"][0].is_string() {
                    h1."p-name" {
                        @post["properties"]["name"][0].as_str().unwrap()
                    }
                }
                div {
                    span {
                        a."u-url"."u-uid"[href=post["properties"]["uid"][0].as_str().unwrap()] {
                            time."dt-published"[datetime=post["properties"]["published"][0].as_str().unwrap()] {
                                @chrono::DateTime::parse_from_rfc3339(post["properties"]["published"][0].as_str().unwrap())
                                    .map(|dt| dt.format("%a %b %e %T %Y").to_string())
                                    .unwrap_or("ERROR: Couldn't parse the datetime".to_string())
                            }
                        }
                    }
                    @if post["properties"]["category"].is_array() {
                        span {
                            ul.categories {
                                "Tagged: "
                                @for cat in post["properties"]["category"].as_array().unwrap() {
                                    li."p-category" { @cat.as_str().unwrap() }
                                }
                            }
                        }
                    }
                    @if post["properties"]["in-reply-to"].is_array() {
                        // TODO: Rich reply contexts - blocked on MF2 parser
                        span {
                            "In reply to: "
                            ul.replyctx {
                                @for ctx in post["properties"]["in-reply-to"].as_array().unwrap() {
                                    li { a."u-in-reply-to"[href=ctx.as_str().unwrap()] {
                                        @ctx.as_str().unwrap().truncate_ellipse(24).as_ref()
                                    } }
                                }
                            }
                        }
                    }
                }
                @if post["properties"]["location"].is_array() || post["properties"]["checkin"].is_array() {
                    div {
                        @if post["properties"]["checkin"].is_array() {
                            span {
                                "Check-in to: "
                                @if post["properties"]["checkin"][0].is_string() {
                                    // It's a URL
                                    a."u-checkin"[href=post["properties"]["checkin"][0].as_str().unwrap()] {
                                        @post["properties"]["checkin"][0].as_str().unwrap().truncate_ellipse(24).as_ref()
                                    }
                                } else {
                                    a."u-checkin"[href=post["properties"]["checkin"][0]["properties"]["uid"][0].as_str().unwrap()] {
                                        @post["properties"]["checkin"][0]["properties"]["name"][0].as_str().unwrap()
                                    }
                                }
                            }
                        }
                        @if post["properties"]["location"].is_array() {
                            span {
                                "Location: "
                                @if post["properties"]["location"][0].is_string() {
                                    // It's a geo: URL
                                    // We need to decode it
                                    a."u-location"[href=post["properties"]["location"][0].as_str().unwrap()] {
                                        @decode_geo_uri(post["properties"]["location"][0].as_str().unwrap())
                                    }
                                } else {
                                    // It's an inner h-geo object
                                    a."u-location"[href=post["properties"]["location"][0]["value"].as_str().map(|x| x.to_string()).unwrap_or(format!("geo:{},{}", post["properties"]["location"][0]["properties"]["latitude"][0].as_str().unwrap(), post["properties"]["location"][0]["properties"]["longitude"][0].as_str().unwrap()))] {
                                        // I'm a lazy bitch
                                        @decode_geo_uri(&post["properties"]["location"][0]["value"].as_str().map(|x| x.to_string()).unwrap_or(format!("geo:{},{}", post["properties"]["location"][0]["properties"]["latitude"][0].as_str().unwrap(), post["properties"]["location"][0]["properties"]["longitude"][0].as_str().unwrap())))
                                    }
                                }
                            }
                        }
                    }
                }
                @if post["properties"]["ate"].is_array() || post["properties"]["drank"].is_array() {
                    div {
                        @if post["properties"]["ate"].is_array() {
                            span { ul {
                                "Ate:"
                                @for food in post["properties"]["ate"].as_array().unwrap() {
                                    li {
                                        @if food.is_string() {
                                            // If this is a string, it's a URL.
                                            a."u-ate"[href=food.as_str().unwrap()] {
                                                @food.as_str().unwrap().truncate_ellipse(24).as_ref()
                                            }
                                        } else {
                                            // This is a rich food object (mm, sounds tasty! I wanna eat something tasty)
                                            a."u-ate"[href=food["properties"]["uid"][0].as_str().unwrap()] {
                                                @food["properties"]["name"][0].as_str()
                                                    .unwrap_or(food["properties"]["uid"][0].as_str().unwrap().truncate_ellipse(24).as_ref())
                                            }
                                        }
                                    }
                                }
                            } }
                        }
                        @if post["properties"]["drank"].is_array() {
                            span { ul {
                                "Drank:"
                                @for food in post["properties"]["drank"].as_array().unwrap() {
                                    li {
                                        @if food.is_string() {
                                            // If this is a string, it's a URL.
                                            a."u-drank"[href=food.as_str().unwrap()] {
                                                @food.as_str().unwrap().truncate_ellipse(24).as_ref()
                                            }
                                        } else {
                                            // This is a rich food object (mm, sounds tasty! I wanna eat something tasty)
                                            a."u-drank"[href=food["properties"]["uid"][0].as_str().unwrap()] {
                                                @food["properties"]["name"][0].as_str()
                                                    .unwrap_or(food["properties"]["uid"][0].as_str().unwrap().truncate_ellipse(24).as_ref())
                                            }
                                        }
                                    }
                                }
                            } }
                        }
                    }
                }
            }
            @PhotoGallery { photos: post["properties"]["photo"].as_array() }
            @if post["properties"]["content"][0]["html"].is_string() {
                main."e-content" {
                    @markup::raw(post["properties"]["content"][0]["html"].as_str().unwrap().trim())
                }
            }
            @WebInteractions { post }
        }
    }
    PhotoGallery<'a>(photos: Option<&'a Vec<serde_json::Value>>) {
        @if photos.is_some() {
            @for photo in photos.unwrap() {
                @if photo.is_string() {
                    img."u-photo"[src=photo.as_str().unwrap(), loading="lazy"];
                } else if photo.is_array() {
                    @if photo["thumbnail"].is_string() {
                        a."u-photo"[href=photo["value"].as_str().unwrap()] {
                            img[src=photo["thumbnail"].as_str().unwrap(), loading="lazy", alt=photo["alt"].as_str().unwrap_or("")];
                        }
                    } else {
                        img."u-photo"[src=photo["value"].as_str().unwrap(), loading="lazy", alt=photo["alt"].as_str().unwrap_or("")];
                    }
                }
            }
        }
    }
    WebInteractions<'a>(post: &'a serde_json::Value) {
        footer.webinteractions {
            ul.counters {
                li {
                    span.icon { "❤️" }
                    span.counter { @post["properties"]["like"].as_array().map(|a| a.len()).unwrap_or(0) }
                }
                li {
                    span.icon { "💬" }
                    span.counter { @post["properties"]["comment"].as_array().map(|a| a.len()).unwrap_or(0) }
                }
                li {
                    span.icon { "🔄" }
                    span.counter { @post["properties"]["repost"].as_array().map(|a| a.len()).unwrap_or(0) }
                }
                li {
                    span.icon { "🔖" }
                    span.counter { @post["properties"]["bookmark"].as_array().map(|a| a.len()).unwrap_or(0) }
                }
            }
            // Needs rich webmention support which may or may not depend on an MF2 parser
            // Might circumvent with an external parser with CORS support
            // why write this stuff in rust then tho
            /*details {
                summary { "Show comments and reactions" }
                @if post["properties"]["like"].as_array().map(|a| a.len()).unwrap_or(0) > 0 {
                    // Show a facepile of likes for a post
                }
                @if post["properties"]["bookmark"].as_array().map(|a| a.len()).unwrap_or(0) > 0 {
                    // Show a facepile of bookmarks for a post
                }
                @if post["properties"]["repost"].as_array().map(|a| a.len()).unwrap_or(0) > 0 {
                    // Show a facepile of reposts for a post
                }
                @if post["properties"]["comment"].as_array().map(|a| a.len()).unwrap_or(0) > 0 {
                    // Show all the comments recursively (so we could do Salmention with them)
                }
            }*/
        }
    }
    VCard<'a>(card: &'a serde_json::Value) {
        article."h-card" {
            @if card["properties"]["photo"][0].is_string() {
                img."u-photo"[src=card["properties"]["photo"][0].as_str().unwrap()];
            }
            h1 {
                a."u-url"."u-uid"."p-name"[href=card["properties"]["uid"][0].as_str().unwrap()] {
                    @card["properties"]["name"][0].as_str().unwrap()
                }
            }
            @if card["properties"]["pronoun"].is_array() {
                span {
                    "("
                    @for (i, pronoun) in card["properties"]["pronoun"].as_array().unwrap().iter().filter_map(|v| v.as_str()).enumerate() {
                        span."p-pronoun" {
                            @pronoun
                        }
                        // Insert commas between multiple sets of pronouns
                        @if i < (card["properties"]["pronoun"].as_array().unwrap().len() - 1) {", "}
                    }
                    ")"
                }
            }
            @if card["properties"]["note"].is_array() {
                p."p-note" {
                    @card["properties"]["note"][0]["value"].as_str().unwrap_or_else(|| card["properties"]["note"][0].as_str().unwrap())
                }
            }
            @if card["properties"]["url"].is_array() {
                ul {
                    "Can be found elsewhere at:"
                    @for url in card["properties"]["url"].as_array().unwrap().iter().filter_map(|v| v.as_str()).filter(|v| v != &card["properties"]["uid"][0].as_str().unwrap()).filter(|v| !v.starts_with(&card["properties"]["author"][0].as_str().unwrap())) {
                        li { a."u-url"[href=url, rel="me"] { @url } }
                    }
                }
            }
        }
    }
    Food<'a>(food: &'a serde_json::Value) {
        article."h-food" {
            header.metadata {
                h1 {
                    a."p-name"."u-url"[href=food["properties"]["url"][0].as_str().unwrap()] {
                        @food["properties"]["name"][0].as_str().unwrap()
                    }
                }
            }
            @PhotoGallery { photos: food["properties"]["photo"].as_array() }
        }
    }
    Feed<'a>(feed: &'a serde_json::Value) {
        div."h-feed" {
            div.metadata {
                @if feed["properties"]["name"][0].is_string() {
                    h1."p-name".titanic {
                        a[href=feed["properties"]["uid"][0].as_str().unwrap(), rel="feed"] {
                            @feed["properties"]["name"][0].as_str().unwrap()
                        }
                    }
                }
            }
            @if feed["children"].is_array() {
                @for child in feed["children"].as_array().unwrap() {
                    @match child["type"][0].as_str().unwrap() {
                        "h-entry" => { @Entry { post: child } }
                        "h-feed" => { @Feed { feed: child } }
                        "h-event" => {
                            @{error!("Templating error: h-events aren't implemented yet");}
                        }
                        "h-card" => { @VCard { card: child }}
                        something_else => {
                            @{error!("Templating error: found a {} object that couldn't be parsed", something_else);}
                        }
                    }
                }
            }
            @if feed["children"].as_array().map(|a| a.len()).unwrap_or(0) == 0 {
                p {
                    "Looks like you reached the end. Wanna jump back to the "
                    a[href=feed["properties"]["uid"][0].as_str().unwrap()] {
                        "beginning"
                    } "?"
                }
            }
            @if feed["children"].as_array().map(|a| a.len()).unwrap_or(0) == super::POSTS_PER_PAGE {
                a[rel="prev", href=feed["properties"]["uid"][0].as_str().unwrap().to_string()
                    + "?after=" + feed["children"][super::POSTS_PER_PAGE - 1]["properties"]["uid"][0].as_str().unwrap()] {
                    "Older posts"
                }
            }
        }
    }
    MainPage<'a>(feed: &'a serde_json::Value, card: &'a serde_json::Value) {
        .sidebyside {
            @VCard { card }
            #dynamicstuff {
                p { "This section will provide interesting statistics or tidbits about my life in this exact moment (with maybe a small delay)." }
                p { "It will probably require JavaScript to self-update, but I promise to keep this widget lightweight and open-source!" }
                p { small {
                    "JavaScript isn't a menace, stop fearing it or I will switch to WebAssembly "
                    "and knock your nico-nico-kneecaps so fast with its speed you won't even notice that... "
                    small { "omae ha mou shindeiru" }
                    @markup::raw("<!-- NANI?!!! -->")
                } }
            }
        }
        @Feed { feed }
    }
    ErrorPage(code: StatusCode) {
        h1 { @format!("HTTP {} {}", code, code.canonical_reason()) }
        @match code {
            StatusCode::Unauthorized => {
                p { "Looks like you need to authenticate yourself before seeing this page. Try logging in with IndieAuth using the Login button above!" }
            }
            StatusCode::Forbidden => {
                p { "Looks like you're forbidden from viewing this page." }
                p {
                    "This might've been caused by being banned from viewing my website"
                    "or simply by trying to see what you're not supposed to see, "
                    "like a private post that's not intended for you. It's ok, it happens."
                }
            }
            StatusCode::Gone => {
                p { "Looks like the page you're trying to find is gone and is never coming back." }
            }
            StatusCode::UnavailableForLegalReasons => {
            p { "The page is there, but I can't legally provide it to you because the censorship said so." }
            }
            StatusCode::NotFound => {
                p { "Looks like there's no such page. Maybe you or someone else mistyped a URL or my database experienced data loss." }
            }
            StatusCode::ImATeapot => {
                p { "Wait, do you seriously expect my website to brew you coffee? It's not a coffee machine!" }

                p {
                    small { "I could brew you some coffee tho if we meet one day... "
                    small { i { "i-it's nothing personal, I just like brewing coffee, b-baka!!!~ >.<!" } } }
                }
            }
            _ => { p { "It seems like you have found an error. Not to worry, it has already been logged." } }
        }
        P { "For now, may I suggest to visit " a[href="/"] {"the main page"} " of this website?" }

    }
}