local mini = {
	'echasnovski/mini.nvim',
	event = 'VeryLazy',
}

local specs = { mini, 'JoosepAlviste/nvim-ts-context-commentstring' }

function mini.surround()
	require('mini.surround').setup {
		mappings = {
			add = 'gza', -- Add surrounding in Normal and Visual modes
			delete = 'gzd', -- Delete surrounding
			find = 'gzf', -- Find surrounding (to the right)
			find_left = 'gzF', -- Find surrounding (to the left)
			highlight = 'gzh', -- Highlight surrounding
			replace = 'gzr', -- Replace surrounding
			update_n_lines = 'gzn', -- Update `n_lines`
		},
	}
end

function mini.jump()
	require('mini.jump').setup {}
end

function mini.pairs()
	require('mini.pairs').setup {}
end

function mini.comment()
	require('mini.comment').setup {
		hooks = {
			pre = function()
				require('ts_context_commentstring.internal').update_commentstring {}
			end,
		},
	}
end

function mini.ai()
	local ai = require 'mini.ai'
	require('mini.ai').setup {
		n_lines = 500,
		-- search_method = "cover_or_next",
		custom_textobjects = {
			o = ai.gen_spec.treesitter({
				a = { '@block.outer', '@conditional.outer', '@loop.outer' },
				i = { '@block.inner', '@conditional.inner', '@loop.inner' },
			}, {}),
			f = ai.gen_spec.treesitter({ a = '@function.outer', i = '@function.inner' }, {}),
			c = ai.gen_spec.treesitter({ a = '@class.outer', i = '@class.inner' }, {}),
		},
	}

	local map = function(text_obj, desc)
		for _, side in ipairs { 'left', 'right' } do
			for dir, d in pairs { prev = '[', next = ']' } do
				local lhs = d .. (side == 'right' and text_obj:upper() or text_obj:lower())
				for _, mode in ipairs { 'n', 'x', 'o' } do
					vim.keymap.set(mode, lhs, function()
						ai.move_cursor(side, 'a', text_obj, { search_method = dir })
					end, {
						desc = dir .. ' ' .. desc,
					})
				end
			end
		end
	end

	map('f', 'function')
	map('c', 'class')
	map('o', 'block')
end

function mini.config()
	-- M.jump()
	mini.surround()
	-- mini.ai()
	-- mini.pairs()
	mini.comment()
	mini.jump()
	-- mini.animate()
end

function mini.animate()
	local mouse_scrolled = false
	for _, scroll in ipairs { 'Up', 'Down' } do
		local key = '<ScrollWheel' .. scroll .. '>'
		vim.keymap.set('', key, function()
			mouse_scrolled = true
			return key
		end, { remap = true, expr = true })
	end

	local animate = require 'mini.animate'
	vim.go.winwidth = 20
	vim.go.winminwidth = 5

	animate.setup {
		resize = {
			timing = animate.gen_timing.linear { duration = 50, unit = 'total' },
		},
		scroll = {
			timing = animate.gen_timing.linear { duration = 100, unit = 'total' },
			subscroll = animate.gen_subscroll.equal {
				predicate = function(total_scroll)
					if mouse_scrolled then
						mouse_scrolled = false
						return false
					end
					return total_scroll > 1
				end,
			},
		},
	}
end

function mini.init()
	vim.keymap.set('n', '<leader>bd', function()
		require('mini.bufremove').delete(0, false)
	end)
	vim.keymap.set('n', '<leader>bD', function()
		require('mini.bufremove').delete(0, true)
	end)
end

return specs