local icon = require("fschauen.util.icons").ui.Graph

return {
  "weirongxu/plantuml-previewer.vim",

  dependencies = {
    "tyru/open-browser.vim",
  },

  cmd = {
    "PlantumlOpen",
    "PlantumlStart",
    "PlantumlStop",
    "PlantumlSave",
  },

  ft = "plantuml",

  init = function()
    -- Prefer the system PlantUML (if any) over the one bundled with the plugin.
    local cmdline = [[which plantuml | xargs cat | grep plantuml.jar]]
    local regex = [[\v\s['"]?(\S+/plantuml\.jar)]]
    local jar = vim.fn.matchlist(vim.fn.system(cmdline), regex)[2]
    if jar and vim.loop.fs_stat(jar) then
      vim.g["plantuml_previewer#plantuml_jar_path"] = jar
    end
  end,

  config = function()
    local group = vim.api.nvim_create_augroup("fschauen.plantuml", { clear = true })
    vim.api.nvim_create_autocmd("FileType", {
      desc = "Create key map to toggle plantuml preview.",
      group = group,
      pattern = "plantuml",
      callback = function()
        vim.keymap.set(
          "n",
          "<leader>P",
          "<cmd>PlantumlToggle<cr>",
          { buffer = true, desc = icon .. " toggle PlantUML [P]review" }
        )
      end,
    })
  end,
}