-- Non-plugin autocommands (minimal placeholder for bootstrap)
local aug = vim.api.nvim_create_augroup('UserDefaults', { clear = true })

-- Phase 10.3: Templates (auto-populate new files from templates)
local template_aug = vim.api.nvim_create_augroup('Templates', { clear = true })

vim.api.nvim_create_autocmd("BufNewFile", {
  group = template_aug,
  pattern = "*.sh",
  callback = function()
    -- Read template at top of file, then move to end
    vim.cmd('0read ~/.config/nvim/templates/template.sh')
    vim.cmd('normal! G')
  end,
})

-- Phase 9.4: Per-filetype indentation settings to match formatters

-- PHP: WordPress coding standards (tabs, displayed as 2 spaces)
vim.api.nvim_create_autocmd("FileType", {
  group = aug,
  pattern = "php",
  callback = function()
    vim.opt_local.expandtab = false  -- Use actual tabs (WordPress standard)
    vim.opt_local.tabstop = 2        -- Display tabs as 2 spaces wide
    vim.opt_local.shiftwidth = 2     -- Indent/outdent by 2 columns (one tab)
    vim.opt_local.softtabstop = 2    -- Tab key inserts 2 columns (one tab)
  end,
})

-- JavaScript, TypeScript, JSON, CSS: Prettier defaults (2 spaces)
vim.api.nvim_create_autocmd("FileType", {
  group = aug,
  pattern = { "javascript", "javascriptreact", "typescript", "typescriptreact", "json", "css", "scss", "html" },
  callback = function()
    vim.opt_local.expandtab = true   -- Use spaces (Prettier default)
    vim.opt_local.tabstop = 2        -- Display as 2 spaces
    vim.opt_local.shiftwidth = 2     -- Indent by 2
    vim.opt_local.softtabstop = 2
  end,
})

-- Lua: stylua defaults (2 spaces)
vim.api.nvim_create_autocmd("FileType", {
  group = aug,
  pattern = "lua",
  callback = function()
    vim.opt_local.expandtab = true   -- Use spaces (common for Lua configs)
    vim.opt_local.tabstop = 2        -- Display as 2 spaces
    vim.opt_local.shiftwidth = 2     -- Indent by 2
    vim.opt_local.softtabstop = 2
  end,
})

-- Markdown: Prettier defaults (2 spaces)
vim.api.nvim_create_autocmd("FileType", {
  group = aug,
  pattern = "markdown",
  callback = function()
    vim.opt_local.expandtab = true   -- Use spaces
    vim.opt_local.tabstop = 2        -- Display as 2 spaces
    vim.opt_local.shiftwidth = 2     -- Indent by 2
    vim.opt_local.softtabstop = 2
  end,
})

-- Python: Black defaults (4 spaces)
vim.api.nvim_create_autocmd("FileType", {
  group = aug,
  pattern = "python",
  callback = function()
    vim.opt_local.expandtab = true   -- Use spaces (PEP 8)
    vim.opt_local.tabstop = 4        -- Display as 4 spaces
    vim.opt_local.shiftwidth = 4     -- Indent by 4
    vim.opt_local.softtabstop = 4
  end,
})

-- Phase 11.8: Colorize diagnostic severity in quickfix/location list
vim.api.nvim_create_autocmd("FileType", {
  group = aug,
  pattern = "qf",  -- Applies to both quickfix and location list
  callback = function()
    -- Use matchadd() for higher priority highlighting
    -- This will override the default qf syntax
    vim.fn.matchadd('qfError', '\\<error\\>', 10)
    vim.fn.matchadd('qfWarning', '\\<warning\\>', 10)
    vim.fn.matchadd('qfInfo', '\\<info\\>', 10)
    vim.fn.matchadd('qfHint', '\\<hint\\>', 10)
    vim.fn.matchadd('qfNote', '\\<note\\>', 10)
    
    -- Also match uppercase variants
    vim.fn.matchadd('qfError', '\\<Error\\>', 10)
    vim.fn.matchadd('qfWarning', '\\<Warning\\>', 10)
    vim.fn.matchadd('qfInfo', '\\<Info\\>', 10)
    vim.fn.matchadd('qfHint', '\\<Hint\\>', 10)
    vim.fn.matchadd('qfNote', '\\<Note\\>', 10)
  end,
})

return {}