-- Global mappings.

-- Telescope --
local tsbuiltin = require('telescope.builtin')

-- Which key --
local wk = require('which-key')
wk.register({
    ["space"] = {
        e = {vim.diagnostic.open_float, "Open diagnostic float"},
        q = {vim.diagnostic.setloclist, "Add diagnostics to location list"},
    },
    ["<leader>"] = {
        e = {
            name = "Telescope",  -- optional group name
            f = {tsbuiltin.find_files, "Find file"},
            F = {tsbuiltin.git_files, "Find file in git repo"},
            g = {tsbuiltin.live_grep, "Live grep"},
            o = {tsbuiltin.oldfiles, "Find previously open files"},
            q = {tsbuiltin.quickfix, "List items in quickfix"},
            r = {tsbuiltin.lsp_references, "List LSP references under the cursor"},
        },
    },
})

-- See `:help vim.diagnostic.*` for documentation on any of the below functions
vim.keymap.set('n', '[d', vim.diagnostic.goto_prev)
vim.keymap.set('n', ']d', vim.diagnostic.goto_next)

-- Use LspAttach autocommand to only map the following keys
-- after the language server attaches to the current buffer
vim.api.nvim_create_autocmd('LspAttach', {
    group = vim.api.nvim_create_augroup('UserLspConfig', {}),
    callback = function(ev)
        -- Enable completion triggered by <c-x><c-o>
        vim.bo[ev.buf].omnifunc = 'v:lua.vim.lsp.omnifunc'

        -- Buffer local mappings.
        -- See `:help vim.lsp.*` for documentation on any of the below functions
        local opts = { buffer = ev.buf }
        vim.keymap.set('n', 'gD', vim.lsp.buf.declaration, opts)
        vim.keymap.set('n', 'gd', vim.lsp.buf.definition, opts)
        vim.keymap.set('n', 'gk', vim.lsp.buf.hover, opts)
        vim.keymap.set('n', 'gi', vim.lsp.buf.implementation, opts)
        vim.keymap.set('n', '<leader>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', 'v' }, '<space>ca', vim.lsp.buf.code_action, opts)
        vim.keymap.set('n', 'gr', vim.lsp.buf.references, opts)
        vim.keymap.set('n', '<space>f', function()
                vim.lsp.buf.format { async = true }
            end, opts)
    end,
})