(vim.cmd "colorscheme paramount")

(set vim.opt.list true)
(set vim.opt.listchars {:tab "\\u21e5 "
                        :trail "\\u2423"
                        :extends "\\u21c9"
                        :precedes "\\u21c7"
                        :nbsp "\\u00b7"})

(set vim.opt.number true)

(set vim.g.mapleader " ")

; (let [{: keymap} vim
;       nnoremap #(keymap.set :n $1 $2 {:noremap true})
;       inoremap #(keymap.set :i $1 $2 {:noremap true})]

;   ; clear hl
;   (nnoremap :<leader>/ ":nohlsearch<cr>")

;   ; quick save
;   (nnoremap "\\\\" ":write<cr>")
;   (inoremap "\\\\" "<esc>:write<cr>")

;   ; fzf
;   (nnoremap :<leader>b ":Buffers<cr>")
;   (nnoremap :<leader>f ":Files<cr>")
;   (nnoremap :<leader>t ":Tags<cr>"))
(vim.keymap.set :n "\\\\" ":write<cr>" {:noremap true})
(vim.keymap.set :i "\\\\" "<esc>:write<cr>" {:noremap true})

(vim.keymap.set :n :<leader>/ ":nohlsearch<cr>" {:noremap true})

;; restore cursor location
;;
;; https://github.com/vim/vim/blob/master/runtime/defaults.vim#L108
(let [{: nvim_command : nvim_create_autocmd : nvim_create_augroup} vim.api
      au-group (nvim_create_augroup :nvim-startup {})
      cb (fn []
           (when (and (>= (vim.fn.line "'\"") 1)
                      (<= (vim.fn.line "'\"") (vim.fn.line "$"))
                      (not (string.find vim.bo.filetype :commit)))
             (nvim_command "normal! g`\"")))]
  ;; when restoring the cursor, we want to ignore commit filetypes, so
  ;; we need to manually enable filetype detection to set up those
  ;; autocommands before creating the autocommand to restore the cursor
  ;;
  ;; https://github.com/neovim/neovim/issues/15536#issuecomment-909331778
  (nvim_command "filetype plugin indent on")
  (nvim_create_autocmd :BufReadPost {:callback cb :group au-group}))

;; ftplugins in fennel
;;
;; https://github.com/rktjmp/hotpot.nvim/discussions/41#discussioncomment-3050564
(let [{: nvim_create_autocmd : nvim_create_augroup} vim.api
      au-group (nvim_create_augroup :hotpot-ft {})
      cb #(pcall require (.. :ftplugin. (vim.fn.expand :<amatch>)))]
  (nvim_create_autocmd :FileType {:callback cb :group au-group}))

;; ale

(set vim.g.ale_fix_on_save 1)
(set vim.g.ale_floating_preview 1)

;; fzf

(when (vim.fn.executable :fzf)
  (when (vim.fn.isdirectory :/opt/homebrew/opt/fzf/plugin)
    (vim.opt.rtp:append :/opt/homebrew/opt/fzf))
  (vim.keymap.set :n :<leader>b ":Buffers<cr>" {:noremap true})
  (vim.keymap.set :n :<leader>f ":Files<cr>" {:noremap true})
  (vim.keymap.set :n :<leader>t ":Tags<cr>" {:noremap true})

  ; https://coreyja.com/vim-spelling-suggestions-fzf/
  (let [{: nvim_command : nvim_create_user_command} vim.api
        {: expand : spellsuggest} vim.fn
        fzf-run (. vim.fn "fzf#run")
        sink #(nvim_command (.. "normal! \"_ciw" $1))
        fzf-spell #(fzf-run {:source (spellsuggest (expand :<cword>))
                             : sink
                             :window {:width 0.9 :height 0.6}})]
    (nvim_create_user_command :FzfSpell fzf-spell {})
    (vim.keymap.set :n :z= ":FzfSpell<cr>")))

;; lspconfig
; (let [opts {:noremap true :silent true}]
;   (vim.keymap.set :n :<leader>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 :<leader>q vim.diagnostic.setloclist opts))

; (fn on_attach [client bufnr]
;   (vim.api.nvim_buf_set_option bufnr :omnifunc "v:lua.vim.lsp.omnifunc")
;   (let [bufopts {:noremap true :silent true :buffer bufnr}]
;     (vim.keymap.set :n :gD vim.lsp.buf.declaration bufopts)
;     (vim.keymap.set :n :gd vim.lsp.buf.definition bufopts)
;     (vim.keymap.set :n :K vim.lsp.buf.hover bufopts)
;     (vim.keymap.set :n :gi vim.lsp.buf.implementation bufopts)
;     (vim.keymap.set :n :<C-k> vim.lsp.buf.signature_help bufopts)
;     (vim.keymap.set :n :<leader>wa vim.lsp.buf.add_workspace_folder bufopts)
;     (vim.keymap.set :n :<leader>wr vim.lsp.buf.remove_workspace_folder bufopts)
;     (vim.keymap.set :n :<leader>wl
;                     (fn []
;                       (print (vim.inspect (vim.lsp.buf.list_workspace_folders))))
;                     bufopts)
;     (vim.keymap.set :n :<leader>D vim.lsp.buf.type_definition bufopts)
;     (vim.keymap.set :n :<leader>rn vim.lsp.buf.rename bufopts)
;     (vim.keymap.set :n :<leader>ca vim.lsp.buf.code_action bufopts)
;     (vim.keymap.set :n :gr vim.lsp.buf.references bufopts)
;     (vim.keymap.set :n :<leader>f vim.lsp.buf.formatting bufopts)))