-- see `:help` for any questions
-- use `&<var>` to show value of vimscript variable


-- API --
-- o     = vim.o     -- options
-- go    = vim.go    -- only-global options
-- bo    = vim.bo    -- buffer local options
-- wo    = vim.wo    -- window local options

-- cmd   = vim.cmd   -- vim commands
-- fn    = vim.fn    -- vim functions
-- opt   = vim.opt   -- vim option object

-- g     = vim.g     -- global variables
-- b     = vim.b     -- buffer local variables
-- w     = vim.w     -- window local variables
-- t     = vim.t     -- tab local variables
-- v     = vim.v     -- variables
-- env   = vim.env   -- environment variables

-- dependent on https://github.com/neovim/nvim-lspconfig
local lspconfig = require 'lspconfig'

function lsp_init()
    -- https://github.com/neovim/nvim-lspconfig/blob/master/CONFIG.md
    local lsp_filetype = {
            ['ada']             = {'als'},
            ['aspnetcorerazor'] = {'tailwindcss'},
            ['astro']           = {'tailwindcss'},
            ['astro-markdown']  = {'tailwindcss'},
            ['beancount']       = {'beancount'},
            ['bib']             = {'texlab'},
            ['bicep']           = {'bicep'},
            ['blade']           = {'tailwindcss'},
            ['c']               = {'ccls','clangd','sourcekit'},
            ['clojure']         = {'clojure_lsp'},
            ['cmake']           = {'cmake'},
            --                  = {'config'},
            ['cpp']             = {'ccls','clangd','sourcekit'},
            ['crystal']         = {'crystalline','scry'},
            ['css']             = {'cssls','stylelint_lsp','tailwindcss'},
            ['d']               = {'serve_d'},
            ['dart']            = {'dartls'},
            ['dhall']           = {'dhall_lsp_server'},
            ['django-html']     = {'tailwindcss'},
            ['Dockerfile']      = {'dockerls'},
            ['dockerfile']      = {'dockerls'},
            ['dot']             = {'dotls'},
            --                  = {'diagnostics'},
            ['edge']            = {'tailwindcss'},
            ['edn']             = {'clojure_lsp'},
            ['eelixir']         = {'elixirls','tailwindcss'},
            --                  = {'efm'},
            ['elixir']          = {'elixirls'},
            ['elm']             = {'elmls'},
            ['ejs']             = {'tailwindcss'},
            ['erb']             = {'tailwindcss'},
            ['erlang']          = {'erlangls'},
            ['eruby']           = {'tailwindcss'},
            ['fortran']         = {'fortls'},
            ['fsharp']          = {'fsautocomplete'},
            ['gd']              = {'gdscript'},
            ['gdscript']        = {'gdscript'},
            ['gdscript3']       = {'gdscript'},
            ['genie']           = {'vala_ls'},
            ['go']              = {'gopls'},
            ['gohtml']          = {'tailwindcss'},
            ['gomod']           = {'gopls'},
            ['graphql']         = {'graphql'},
            ['groovy']          = {'groovyls'},
            ['haml']            = {'tailwindcss'},
            ['handlebars']      = {'ember','tailwindcss'},
            ['haskell']         = {'ghcide','hie','hls'},
            ['haxe']            = {'haxe_language_server'},
            ['hbs']             = {'tailwindcss'},
            --                  = {'health'},
            ['help']            = {},
            ['html']            = {'angular','html','tailwindcss'},
            ['html-eex']        = {'tailwindcss'},
            ['jade']            = {'tailwindcss'},
            ['java']            = {'java_language_server','jdtls'},
            ['javascript']      = {'denols','ember','flow','rome','stylelint_lsp','tsserver','tailwindcss'},
            ['javascriptreact'] = {'denols','flow','rome','stylelint_lsp','tsserver','tailwindcss'},
            ['javascript.jsx']  = {'denols','flow','tsserver'},
            ['json']            = {'jsonls','rome'},
            ['julia']           = {'julials'},
            ['kotlin']          = {'kotlin_language_server'},
            ['leaf']            = {'tailwindcss'},
            ['lean']            = {'leanls'},
            ['lean3']           = {'lean3ls'},
            ['less']            = {'cssls','stylelint_lsp','tailwindcss'},
            ['lhaskell']        = {'ghcide','hls'},
            --                  = {'lspinfo'},
            ['liquid']          = {'tailwindcss'},
            ['lua']             = {'sumneko_lua'},
            ['markdown']        = {'zeta_note','tailwindcss'},
            ['mdx']             = {'tailwindcss'},
            ['mint']            = {'mint'},
            ['mustache']        = {'tailwindcss'},
            ['mysql']           = {'sqlls','sqls'},
            ['nim']             = {'nimls'},
            ['nix']             = {'rnix'},
            ['njk']             = {'tailwindcss'},
            ['nunjucks']        = {'tailwindcss'},
            ['objc']            = {'ccls','clangd'},
            ['objcpp']          = {'ccls','clangd'},
            ['objective-c']     = {'sourcekit'},
            ['objective-cpp']   = {'sourcekit'},
            ['ocaml']           = {'ocamlls','ocamllsp'},
            ['ocaml.menhir']    = {'ocamllsp'},
            ['ocaml.interface'] = {'ocamllsp'},
            ['ocaml.ocamllex']  = {'ocamllsp'},
            ['perl']            = {'perlls','perlpls'},
            ['php']             = {'intelephense','phpactor','tailwindcss'},
            ['prisma']          = {'prismals'},
            ['ps1']             = {'powershell_es'},
            ['puppet']          = {'puppet'},
            ['purescript']      = {'purescriptls'},
            ['python']          = {'jedi_language_server','pylsp','pyright'},
            ['ql']              = {'codeqlls'},
            ['r']               = {'r_language_server'},
            ['racket']          = {'racket_langserver'},
            ['razor']           = {'tailwindcss'},
            ['reason']          = {'ocamlls','ocamllsp','tailwindcss'},
            ['rescript']        = {'rescript','tailwindcss'},
            ['rmd']             = {'r_language_server'},
            ['ruby']            = {'solargraph','sorbet'},
            ['rust']            = {'rls','rust_analyzer'},
            ['sass']            = {'tailwindcss'},
            ['scala']           = {'metals'},
            ['scheme']          = {'racket_langserver'},
            ['scss']            = {'cssls','stylelint_lsp','tailwindcss'},
            ['sh']              = {'bashls'},
            ['slim']            = {'tailwindcss'},
            ['stylus']          = {'tailwindcss'},
            ['sql']             = {'sqlls','sqls'},
            ['sugarss']         = {'stylelint_lsp','tailwindcss'},
            ['svelte']          = {'svelte','tailwindcss'},
            ['swift']           = {'source'},
            ['systemverilog']   = {'svls'},
            ['tex']             = {'texlab'},
            ['terraform']       = {'tflint','teraformls'},
            ['twig']            = {'tailwindcss'},
            ['typescript']      = {'angular', 'denols','ember','rome','stylelint_lsp','tsserver','tailwindcss'},
            ['typescriptreact'] = {'angular', 'denols','rome','stylelint_lsp','tsserver','tailwindcss'},
            ['typescript.tsx']  = {'angular', 'denols','rome','tsserver'},
            --                  = {'util'},
            ['vala']            = {'vala_ls'},
            ['verilog']         = {'svls'},
            ['vim']             = {'vimls'},
            ['vlang']           = {'vls'},
            ['vue']             = {'stylelint_lsp','vuels','tailwindcss'},
            ['wxss']            = {'stylelint_lsp'},
            ['yaml']            = {'ansiblels','yamlls'},
            ['zig']             = {'zls'},
            ['zir']             = {'zls'}
    }

    for _,server in pairs(lsp_filetype[bo.filetype]) do
        lspconfig[server].setup {}
    end
end

function lsp_format()
    local function format_file()
        if bo.filetype == x then
            vim.lsp.formatting_sync(nil, 100)
        end
    end

    for _,file in pairs({'javascript', 'python'}) do
        format_file(file)
    end
end

cmd('autocmd BufRead        * lua lsp_init()')
cmd('autocmd BufWritePre    * lua lsp_format()')


require 'nvim-compe.lua'