local capabilities = require('cmp_nvim_lsp').default_capabilities()
-- ########################
-- ####  Set up LSPs   ####
-- ########################

vim.lsp.config("*", {
	capabilities = capabilities
})

local servers = {
	"pylsp", "lua_ls", "janet_lsp",
	--"htmx",
	"nil_ls", "bzl", "buf_ls", "crystalline", "dockerls",
	"erlangls", "elixirls", "fortls", "gleam", "gopls", "hls", "jsonls",
	"vimls", "asm_lsp", "ccls", "pyright",
	"ruff", "clojure_lsp", "guile_ls",
	-- Of course the Java-based ones are verbose af
	"kotlin_language_server", "java_language_server", "jsonls", "pest_ls",
	"ocamllsp", "reason_ls", "racket_langserver", "rust_analyzer",
	"scheme_langserver", "sqls", "thriftls", "tinymist", "vhdl_ls", "yamlls",
	"zls", "ts_ls", "eslint", "metals", "futhark_lsp", "roc_ls", "sourcekit"
	-- disabled because it's broken
	-- "scheme_langserver",
}
vim.lsp.enable(servers)

local on_attach = function(ev)
	-- Enable completion triggered by <c-x><x-o>
	vim.bo[ev.buf].omnifunc = 'v:lua.vim.lsp.omnifunc'

	local opts = { noremap = true, silent = true, buffer = ev.buf }
	local protocol = require("vim.lsp.protocol")
	-- Mappings.
	-- See `:help vim.lsp.*` for documentation on any of the below functions
	vim.keymap.set("n", "gD", vim.lsp.buf.declaration, opts)
	vim.keymap.set("n", "gd", vim.lsp.buf.definition, opts)
	vim.keymap.set("n", "K", vim.lsp.buf.hover, opts)
	vim.keymap.set("n", "gi", vim.lsp.buf.implementation, opts)
	vim.keymap.set("n", "<C-k>", vim.lsp.buf.signature_help, opts)
	vim.keymap.set("n", "<space>wa", vim.lsp.buf.add_workspace_folder, opts)
	vim.keymap.set("n", "<space>wr", vim.lsp.buf.remove_workspace_folder, opts)
	vim.keymap.set("n", "<space>wl", function()
		print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
	end, opts)
	vim.keymap.set("n", "<space>D", vim.lsp.buf.type_definition, opts)
	vim.keymap.set("n", "<space>rn", vim.lsp.buf.rename, opts)
	vim.keymap.set("n", "<space>ca", vim.lsp.buf.code_action, opts)
	vim.keymap.set("n", "gr", vim.lsp.buf.references, opts)
	vim.keymap.set("n", "<space>e", vim.diagnostic.open_float, opts)
	vim.keymap.set("n", "[d", vim.diagnostic.goto_prev, opts)
	vim.keymap.set("n", "]d", vim.diagnostic.goto_next, opts)
	vim.keymap.set("n", "<space>q", vim.diagnostic.setloclist, opts)
	vim.keymap.set("n", "<space>f",
		function() vim.lsp.buf.format { async = true } end, opts)
	vim.keymap.set("n", "<space>s", vim.lsp.buf.workspace_symbol, opts)

	--  require'completion'.on_attach(client, bufnr)
	protocol.CompletionItemKind = {
		"", -- Text
		"⋙", -- Method
		"𝑓", -- Function
		"", -- Constructor
		"", -- Field
		"", -- Variable
		"", -- Class
		"ﰮ", -- Interface
		"", -- Module
		"", -- Property
		"", -- Unit
		"", -- Value
		"", -- Enum
		"", -- Keyword
		"﬌", -- Snippet
		"", -- Color
		"", -- File
		"", -- Reference
		"", -- Folder
		"", -- EnumMember
		"", -- Constant
		"", -- Struct
		"", -- Event
		"ﬦ", -- Operator
		"" -- TypeParameter
	}
end
vim.api.nvim_create_autocmd('LspAttach', {
	group = vim.api.nvim_create_augroup('UserLspConfig', {}),
	callback = on_attach
})