-- 保存时，自动运行gofmt + goimport

local format_sync_grp = vim.api.nvim_create_augroup("goimports", {})
vim.api.nvim_create_autocmd("BufWritePre", {
  pattern = "*.go",
  callback = function()
   require('go.format').goimports()
  end,
  group = format_sync_grp,
})

-- 按键映射
local function map(mode, lhs, rhs, opts)
	local options = {noremap = true}
    if opts then options = vim.tbl_extend('force', options, opts) end
    vim.api.nvim_set_keymap(mode, lhs, rhs, options)
end

map("n", "<leader>i", ":GoImports<CR>", { silent = true})
map("n", "<leader>ts", ":GoAddTest<CR>", { silent = true})
map("n", "<leader>d", ":GoDebug<CR>", { silent = true})
map("n", "<leader>dt", ":GoDbgStop<CR>", { silent = true})
-- dap-ui key map
map("n", "<leader>dd", ":lua require'dapui'.toggle()<CR>", { silent = true})
-- dap-go key map
--map("n", "<leader>td", ":lua require'dap-go'.debug_test()<CR>", { silent = true })


require('go').setup({
	disable_defaults = false, -- true|false when true set false to all boolean settings and replace all table
	-- settings with {}
	go='go', -- go command, can be go[default] or go1.18beta1
	goimports='gopls', -- goimport command, can be gopls[default] or goimport
	fillstruct = 'gopls', -- default, can also use fillstruct
	gofmt = 'gopls', --gofmt cmd,
	--max_line_len = 128, -- max line length in golines format, Target maximum line length for golines
	tag_transform = false, -- can be transform option("snakecase", "camelcase", etc) check gomodifytags for details and more options
	tag_options = 'json=omitempty', -- sets options sent to gomodifytags, i.e., json=omitempty
	gotests_template = "", -- sets gotests -template parameter (check gotests for details)
	gotests_template_dir = "", -- sets gotests -template_dir parameter (check gotests for details)
	comment_placeholder = '' ,  -- comment_placeholder your cool placeholder e.g. 󰟓       
	icons = {breakpoint = '🧘', currentpos = '🏃'},  -- setup to `false` to disable icons setup
	verbose = false,  -- output loginf in messages
	lsp_semantic_highlights = true, -- use highlights from gopls
	lsp_cfg = false, -- true: use non-default gopls setup specified in go/lsp.lua
	-- false: do nothing
	-- if lsp_cfg is a table, merge table with with non-default gopls setup in go/lsp.lua, e.g.
	--   lsp_cfg = {settings={gopls={matcher='CaseInsensitive', ['local'] = 'your_local_module_path', gofumpt = true }}}
	lsp_gofumpt = true,
	lsp_on_attach = nil, -- nil: use on_attach function defined in go/lsp.lua,
	--      when lsp_cfg is true
	-- if lsp_on_attach is a function: use this function as on_attach function for gopls
	lsp_keymaps = true, -- set to false to disable gopls/lsp keymap
	lsp_codelens = true, -- set to false to disable codelens, true by default, you can use a function
	-- function(bufnr)
	--    vim.api.nvim_buf_set_keymap(bufnr, "n", "<space>F", "<cmd>lua vim.lsp.buf.formatting()<CR>", {noremap=true, silent=true})
	-- end
	-- to setup a table of codelens
	diagnostic = {  -- set diagnostic to false to disable vim.diagnostic setup
		hdlr = false, -- hook lsp diag handler and send diag to quickfix
		underline = true,
		-- virtual text setup
		virtual_text = { spacing = 0, prefix = '■' },
		signs = true,
		update_in_insert = false,
	},
	lsp_document_formatting = true,
	-- set to true: use gopls to format
	-- false if you want to use other formatter tool(e.g. efm, nulls)
	lsp_inlay_hints = {
		enable = true,
		-- hint style, set to 'eol' for end-of-line hints, 'inlay' for inline hints
		-- inlay only avalible for 0.10.x
		style = 'inlay',
		-- Note: following setup only works for style = 'eol', you do not need to set it for 'inlay'
		-- Only show inlay hints for the current line
		only_current_line = false,
		-- Event which triggers a refersh of the inlay hints.
		-- You can make this "CursorMoved" or "CursorMoved,CursorMovedI" but
		-- not that this may cause higher CPU usage.
		-- This option is only respected when only_current_line and
		-- autoSetHints both are true.
		only_current_line_autocmd = "CursorHold",
		-- whether to show variable name before type hints with the inlay hints or not
		-- default: false
		show_variable_name = true,
		-- prefix for parameter hints
		parameter_hints_prefix = "󰊕 ",
		show_parameter_hints = true,
		-- prefix for all the other hints (type, chaining)
		other_hints_prefix = "=> ",
		-- whether to align to the lenght of the longest line in the file
		max_len_align = false,
		-- padding from the left if max_len_align is true
		max_len_align_padding = 1,
		-- whether to align to the extreme right or not
		right_align = false,
		-- padding from the right if right_align is true
		right_align_padding = 6,
		-- The color of the hints
		highlight = "Comment",
	},
	gopls_cmd = nil, -- if you need to specify gopls path and cmd, e.g {"/home/user/lsp/gopls", "-logfile","/var/log/gopls.log" }
	gopls_remote_auto = true, -- add -remote=auto to gopls
	gocoverage_sign = "█",
	sign_priority = 5, -- change to a higher number to override other signs
	dap_debug = true, -- set to false to disable dap
	dap_debug_keymap = true, -- true: use keymap for debugger defined in go/dap.lua
	-- false: do not use keymap in go/dap.lua.  you must define your own.
	-- Windows: Use Visual Studio keymap
	dap_debug_gui = {}, -- bool|table put your dap-ui setup here set to false to disable
	dap_debug_vt = { enabled_commands = true, all_frames = true }, -- bool|table put your dap-virtual-text setup here set to false to disable

	dap_port = 38697, -- can be set to a number, if set to -1 go.nvim will pick up a random port
	dap_timeout = 15, --  see dap option initialize_timeout_sec = 15,
	dap_retries = 20, -- see dap option max_retries
	build_tags = "tag1,tag2", -- set default build tags
	textobjects = true, -- enable default text jobects through treesittter-text-objects
	test_runner = 'go', -- one of {`go`, `richgo`, `dlv`, `ginkgo`, `gotestsum`}
	verbose_tests = true, -- set to add verbose flag to tests deprecated, see '-v' option
	run_in_floaterm = false, -- set to true to run in a float window. :GoTermClose closes the floatterm
	-- float term recommend if you use richgo/ginkgo with terminal color

	floaterm = {   -- position
		posititon = 'auto', -- one of {`top`, `bottom`, `left`, `right`, `center`, `auto`}
		width = 0.45, -- width of float window if not auto
		height = 0.98, -- height of float window if not auto
		title_colors = 'nord', -- default to nord, one of {'nord', 'tokyo', 'dracula', 'rainbow', 'solarized ', 'monokai'}
		-- can also set to a list of colors to define colors to choose from
		-- e.g {'#D8DEE9', '#5E81AC', '#88C0D0', '#EBCB8B', '#A3BE8C', '#B48EAD'}
	},
	trouble = false, -- true: use trouble to open quickfix
	test_efm = false, -- errorfomat for quickfix, default mix mode, set to true will be efm only
	luasnip = false, -- enable included luasnip snippets. you can also disable while add lua/snips folder to luasnip load
	--  Do not enable this if you already added the path, that will duplicate the entries
	on_jobstart = function(cmd) _=cmd end, -- callback for stdout
	on_stdout = function(err, data) _, _ = err, data end, -- callback when job started
	on_stderr = function(err, data)  _, _ = err, data  end, -- callback for stderr
	on_exit = function(code, signal, output)  _, _, _ = code, signal, output  end, -- callback for jobexit, output : string
	iferr_vertical_shift = 4 -- defines where the cursor will end up vertically from the begining of if err statement 
})
