use anyhow::{Context, Result};
use maud::{html, Markup, DOCTYPE};
use serde::Deserialize;

#[derive(Deserialize)]
struct Data {
    stories: Vec<Story>,
}

impl Data {
    fn render_stories(self) -> Markup {
        html!(
            @for story in self.stories {
                (story.render_as_card())
            }
        )
    }
}

#[derive(Deserialize)]
struct Story {
    name: String,
    description: String,
}

impl Story {
    fn render_as_card(self) -> Markup {
        html!(card {
            span { (self.name) }
            span { (self.description) }
        })
    }
}

fn render_head(page_title: &str) -> Markup {
    html!(
        head {
            (DOCTYPE)
            meta charset="utf-8";
            meta name="viewport" content="width=device-width,initial-scale=1";
            title { (page_title) }
        }
    )
}

fn render_navigation() -> Markup {
    html!(
        div class="navbar" {
            header {
                h1 {
                    "V2 Tales";
                }
            }
            nav {
                a href="" {
                    "HOME";
                }
                a href="" {
                    "STORIES";
                }
            }
        }
    )
}

fn style() -> Markup {
    html!(
        style {
            """
* {
        padding: 0;
        margin: 0;
    }

    h1 {
        padding: 0.3rem;
        letter-spacing: 0.8rem;
        font-size: 1.5rem;
        color: #0d234adb;
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 2rem;
    }

    h2 {
        font-size: 2rem;
        margin-bottom: 2rem;
        color: #0d234adb;
    }


    body {
        margin: 2rem 1rem;
        background-color: #ffc994;
        text-align: center;
    }

    hr {
        margin: 1rem;
    }

    img {
        max-width: 3rem;
        max-height: 3rem;
    }

    .navbar {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0 3rem;
    }

    nav {
        display: flex;
        justify-content: space-around;
        width: 50%;

        a {
            text-decoration: none;
            color: #0d234adb;

            &:hover {
                text-decoration: underline;
            }
        }
    }
            """
        }
    )
}

fn main() -> Result<()> {
    let data_file_content =
        std::fs::read_to_string("data.toml").with_context(|| "Failed to read data.toml")?;
    let data: Data = toml::from_str(&data_file_content)?;
    let stories_html = html!((render_head("Stories - V2 Tales"))(style())(
        render_navigation()
    )(data.render_stories()));
    std::fs::write("dist/stories.html", stories_html.into_string())
        .with_context(|| "Failed to write dist/stories.html")?;
    Ok(())
}