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path: root/after/plugin/lsp.lua
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local telescope_mapper = require("alpha.telescope.mappings")

local format_on_save = function(_)
	vim.cmd([[
      augroup lsp_buf_format
        au! BufWritePre <buffer>
        autocmd BufWritePre <buffer> :lua vim.lsp.buf.format({ async = true })
      augroup END
    ]])
end

local filetype_attach = setmetatable({
	go = format_on_save,
	-- php = format_on_save,
	--    lua = format_on_save,

	gdscript = function(_) end,
}, {
	__index = function()
		return function() end
	end,
})

local function on_attach(client)
	local filetype = vim.api.nvim_buf_get_option(0, "filetype")
	-- keymaps for lsp
	vim.keymap.set("n", "K", vim.lsp.buf.hover, { buffer = 0 })
	vim.keymap.set("n", "<c-]>", vim.lsp.buf.definition, { buffer = 0 })
	vim.keymap.set("n", "<leader>vrn", vim.lsp.buf.rename, { buffer = 0 })
	vim.keymap.set("n", "<leader>vf", function()
		return vim.lsp.buf.format({ async = true })
	end, { buffer = 0 })
	vim.keymap.set("n", "<leader>vn", vim.diagnostic.goto_next, { buffer = 0 })
	vim.keymap.set("n", "<leader>vp", vim.diagnostic.goto_prev, { buffer = 0 })
	vim.keymap.set("n", "<leader>vca", vim.lsp.buf.code_action, { buffer = 0 })
	vim.keymap.set("i", "<c-h>", vim.lsp.buf.signature_help, { buffer = 0 })
	vim.keymap.set("n", "<leader>vo", ":LspRestart<cr>", { noremap = true })

	telescope_mapper("gr", "lsp_references", nil, true)
	telescope_mapper("<leader>pv", "find_symbol", nil, true)
	telescope_mapper("<leader>pd", "lsp_document_symbols", nil, true)

	vim.bo.omnifunc = "v:lua.vim.lsp.omnifunc"

	-- Attach any filetype specific options to the client
	filetype_attach[filetype](client)
end

-- vim.lsp.handlers["textDocument/publishDiagnostics"] = vim.lsp.with(vim.lsp.diagnostic.on_publish_diagnostics, {
-- 	underline = true,
-- 	update_in_insert = false,
-- 	virtual_text = { spacing = 2, prefix = "●" },
-- 	severity_sort = true,
-- })

local signs = { Error = " ", Warn = " ", Hint = " ", Info = " " }
for type, icon in pairs(signs) do
	local hl = "DiagnosticSign" .. type
	vim.fn.sign_define(hl, { text = icon, texthl = hl, numhl = "" })
end

-- Actual configs
local lsp_flags = {
	debounce_text_changes = 150,
}

require("lspconfig")["rust_analyzer"].setup({
	on_attach = on_attach,
	flags = lsp_flags,
	-- Server-specific settings...
	settings = {
		["rust-analyzer"] = {},
	},
})

require("lspconfig").dockerls.setup({
	on_attach = on_attach,
	flags = lsp_flags,
})

require("lspconfig")["intelephense"].setup({
	on_attach = on_attach,
	flags = lsp_flags,
})
require("lspconfig").jsonls.setup({
	flags = lsp_flags,
})
require("lspconfig").html.setup({
	flags = lsp_flags,
})
require("lspconfig").html.setup({
	flags = lsp_flags,
})
require("lspconfig").emmet_ls.setup({
	flags = lsp_flags,
})

require("lspconfig").gopls.setup({
	on_attach = on_attach,
	flags = lsp_flags,
})

require("lspconfig").gdscript.setup({
	on_attach = on_attach,
	flags = lsp_flags,
})

require("lspconfig").tsserver.setup({
	on_attach = on_attach,
	flags = lsp_flags,
})

require("lspconfig")["sumneko_lua"].setup({
	on_attach = on_attach,
	flags = lsp_flags,
	settings = {
		Lua = {
			runtime = {
				version = "LuaJIT",
			},
			diagnostics = {
				globals = { "vim" },
			},
			workspace = {
				library = vim.api.nvim_get_runtime_file("", true),
			},
			telemetry = {
				enable = false,
			},
		},
	},
})