// See the Tailwind configuration guide for advanced usage
// https://tailwindcss.com/docs/configuration

const plugin = require("tailwindcss/plugin")
const fs = require("fs")
const path = require("path")

module.exports = {
  content: [
    "./js/**/*.js",
    "../lib/portfolio_web.ex",
    "../lib/portfolio_web/**/*.*ex",
  ],
  theme: {
    extend: {
      colors: {
        brand: "#FD4F00",
        info: "#0F3042",
        tip: "#1B7A46",
        warning: "#C68E08",
      },
    },
  },
  plugins: [
    require("@tailwindcss/forms"),
    // Allows prefixing tailwind classes with LiveView classes to add rules
    // only when LiveView classes are applied, for example:
    //
    //     <div class="phx-click-loading:animate-ping">
    //
    plugin(({ addVariant }) =>
      addVariant("phx-no-feedback", [".phx-no-feedback&", ".phx-no-feedback &"])
    ),
    plugin(({ addVariant }) =>
      addVariant("phx-click-loading", [
        ".phx-click-loading&",
        ".phx-click-loading &",
      ])
    ),
    plugin(({ addVariant }) =>
      addVariant("phx-submit-loading", [
        ".phx-submit-loading&",
        ".phx-submit-loading &",
      ])
    ),
    plugin(({ addVariant }) =>
      addVariant("phx-change-loading", [
        ".phx-change-loading&",
        ".phx-change-loading &",
      ])
    ),

    // Embeds Heroicons (https://heroicons.com) into your app.css bundle
    // See your `CoreComponents.icon/1` for more information.
    //
    plugin(function ({ matchComponents, theme }) {
      let iconsDir = path.join(__dirname, "./vendor/heroicons/optimized")
      let values = {}
      let icons = [
        ["", "/24/outline"],
        ["-solid", "/24/solid"],
        ["-mini", "/20/solid"],
      ]
      icons.forEach(([suffix, dir]) => {
        fs.readdirSync(path.join(iconsDir, dir)).forEach((file) => {
          let name = path.basename(file, ".svg") + suffix
          values[name] = { name, fullPath: path.join(iconsDir, dir, file) }
        })
      })
      matchComponents(
        {
          hero: ({ name, fullPath }) => {
            let content = fs
              .readFileSync(fullPath)
              .toString()
              .replace(/\r?\n|\r/g, "")
            return {
              [`--hero-${name}`]: `url('data:image/svg+xml;utf8,${content}')`,
              "-webkit-mask": `var(--hero-${name})`,
              mask: `var(--hero-${name})`,
              "mask-repeat": "no-repeat",
              "background-color": "currentColor",
              "vertical-align": "middle",
              display: "inline-block",
              width: theme("spacing.5"),
              height: theme("spacing.5"),
            }
          },
        },
        { values }
      )
    }),
  ],
}