-- conform.nvim: Modern formatting without LSP overhead
-- Replaces none-ls for all formatting tasks

return {
  "stevearc/conform.nvim",
  event = { "BufReadPre", "BufNewFile" },
  config = function()
    local conform = require("conform")

    conform.setup({
      formatters_by_ft = {
        -- JavaScript, TypeScript, CSS, SCSS, JSON, HTML, Markdown
        javascript = { "prettier" },
        javascriptreact = { "prettier" },
        typescript = { "prettier" },
        typescriptreact = { "prettier" },
        css = { "prettier" },
        scss = { "prettier" },
        html = { "prettier" },
        json = { "prettier" },
        jsonc = { "prettier" },
        markdown = { "prettier" },
        
        -- PHP
        php = { "phpcbf" },
        
        -- Lua
        lua = { "stylua" },
      },

      -- Formatter customization
      formatters = {
        -- Add WordPress coding standard to phpcbf
        phpcbf = {
          prepend_args = { "--standard=WordPress" },
        },
      },

      -- Format on save
      format_on_save = function(bufnr)
        -- Check global flag
        if vim.g.format_on_save == false then
          return nil
        end
        
        return {
          timeout_ms = 500,
          lsp_fallback = false, -- Don't use LSP formatting
        }
      end,
    })

    -- Format-on-save is enabled by default
    vim.g.format_on_save = true

    -- Keymaps
    -- Toggle format-on-save
    vim.keymap.set("n", "<leader>lt", function()
      vim.g.format_on_save = not vim.g.format_on_save
      local status = vim.g.format_on_save and "enabled" or "disabled"
      vim.notify("Format on save " .. status, vim.log.levels.INFO)
    end, { desc = "Formatting: Toggle format on save", silent = true, noremap = true })

    -- Manual format (buffer)
    vim.keymap.set("n", "<leader>lf", function()
      conform.format({ async = false, lsp_fallback = false })
    end, { desc = "Formatting: Format buffer", silent = true, noremap = true })

    -- Manual format (visual range)
    vim.keymap.set("v", "<leader>lf", function()
      conform.format({ async = false, lsp_fallback = false })
    end, { desc = "Formatting: Format selection", silent = true, noremap = true })
  end,
}