napkin/template/blog.lua

---@diagnostic disable:undefined-global

local wrapper = require "template.wrapper"
local error_handler = require "template.error_handler"
local phosphor = require "template.phosphor"

local foppy = require "./foppy"

return function(data)
    local blog_name = data.request.params.blog

    -- set a buncha things up
    local blog = foppy.open(
        "database/blogs/" .. blog_name .. ".json"
    )

    -- could find no darn blog!!!
    if not blog then
        return error_handler(data, "blog_not_found", "/")
    end

    -- our little post renderer
    local function render_post(post)
        return a {
            class = "button post",
            href = "/@" .. blog_name .. "/" .. post.url,
            h3(post.title),
            p {
                class = "timestamp",
                os.date("%Y-%m-%d %H:%M:%S", post.creation)
            }
        }
    end

    local posts = {}
    local pinned_posts = {}
    for _, post in ipairs(blog.index) do
        if post.pin then
            table.insert(pinned_posts, post)
        end
        table.insert(posts, post)
    end

    -- return our whole flippin html document
    return wrapper(data) {
        -- render header!
        section {
            class = "blog-header",

            div {
                class = "banner",
                style = blog.banner and "--banner: url('/media/" .. blog.banner .. "')" or ""
            },

            h1 {
                class = "title",
                blog.name,
                a {
                    class = "handle",
                    href = "/@" .. blog_name,
                    " (@" .. blog_name .. ")"
                }
            },


            p { class = "description", blog.description }
        },

        -- render the pinned post list
        section(function(o)
            if #pinned_posts == 0 then
                o.style = "display: none;"
                return
            end

            o.class = "post-list pinned-posts"
            table.insert(o, h2 { phosphor("push-pin"), " Pinned:" })

            for _, post in ipairs(pinned_posts) do
                table.insert(o, render_post(post))
            end
        end),

        -- render the post list
        section(function(o)
            if #posts == 0 then
                table.insert(o,
                    p {
                        class = "centered",
                        "Nothing here yet!"
                    }
                )
                return
            end

            o.class = "post-list"
            table.insert(o, h2 { phosphor("note"), " Posts:" })

            -- for each post
            for _, post in ipairs(blog.index) do
                table.insert(o, render_post(post)) -- render that boy
            end
        end)
    }
end