require('keymap')
require('plugins')
require('calcurse')
require('i3conf')
require('go')

-- prevent cursor override
vim.cmd('set guicursor=')
-- basic settings
vim.cmd('filetype plugin indent on')
vim.cmd('set ts=4 sts=4 sw=4 expandtab')

-- clipboard
vim.cmd('set clipboard+=unnamedplus')
vim.keymap.set('n', '<leader>Y', '"+y')
vim.keymap.set('n', '<leader>P', '"+p')

-- hybrid numbering
vim.opt.relativenumber = true
vim.opt.number = true
vim.opt.cursorline = true

vim.opt.compatible = false

-- ignores search case unless capital is used
vim.opt.smartcase = true
vim.opt.hlsearch = true

-- colorscheme and syntax settings
vim.cmd([[
    syntax enable
    colorscheme hybrid
    hi Normal ctermbg=NONE
]])

-- defaults to transparent
Transparent = true

-- timeouts
vim.opt.ttimeout = true
vim.opt.ttimeoutlen = 100
vim.o.updatetime = 250

-- nvim tree basics

vim.g.loaded_netrw = 1
vim.g.loaded_netrwPlugin = 1

-- vimwiki changes
vim.cmd([[
    let g:vimwiki_list = [{'path': '~/vimwiki/',
                    \ 'syntax': 'markdown', 'ext':'.md'}]
]])

-- language server setup
local lspconfig = require('lspconfig')


-- local on_attach = function(client, bufnr)
--     -- key mappings
--     local opts = {
--         buffer = bufnr,
--         noremap = true,
--         focusable = false,
--         border = 'rounded',
--         source = 'always',
--         prefix = ' ',
--         scope = 'cursor',
--         close_events = { "BufLeave","CursorMoved","InsertEnter","FocusLost" },
--     }
--     -- error viewing
--     vim.keymap.set('n', '<leader>e', vim.diagnostic.open_float, opts)
--     vim.keymap.set('n', '<leader>[d', vim.diagnostic.goto_prev, opts)
--     vim.keymap.set('n', '<leader>]d', vim.diagnostic.goto_next, opts)
--     -- def viewing/rename
--     vim.keymap.set('n', '<leader>gD', vim.lsp.buf.declaration, opts)
--     vim.keymap.set('n', '<leader>gd', vim.lsp.buf.definition, opts)
--     vim.keymap.set('n', '<leader>rn', vim.lsp.buf.rename, opts)
--     vim.keymap.set('n', '<leader>H', vim.lsp.buf.hover, opts)
--     -- auto hover for error viewing
--     vim.api.nvim_create_autocmd("CursorHold", {
--         callback = function()
--             vim.diagnostic.open_float(nil, opts)
--         end
--     })
-- end

-- Go
lspconfig.gopls.setup{
    cmd = {"gopls", "serve"},
    filetypes = {"go", "gomod"},
    settings = {
        gopls = {
            analyses = {
                unusedparams = true,
            },
            staticcheck = true,
        },
    },
}

-- C/C++
lspconfig.clangd.setup{}

-- Lua
lspconfig.lua_ls.setup{
    settings = {
        Lua = {
            diagnostics = {globals = {'vim', 'opts'}},
        },
        telemetry = {
            enable = false,
        },
    },
}

-- Rust
lspconfig.rust_analyzer.setup{}

-- Python
lspconfig.pylsp.setup{}

-- TypeScript
lspconfig.tsserver.setup{}

-- Fix virtual text going off screen
vim.diagnostic.config({
    virtual_text = false,
    signs = true,
    underline = true,
    update_in_insert = false,
    severity_sort = false,
})


vim.api.nvim_create_autocmd('LspAttach', {
    callback = function(ev)
        -- custom colors
        vim.set('hi DiagnosticUnderlineError cterm=undercurl guisp=Red')
        -- key mappings
        local opts = { buffer = ev.buf,}
        -- error viewing
        vim.keymap.set('n', '<leader>e', vim.diagnostic.open_float, opts)
        vim.keymap.set('n', '<leader>[d', vim.diagnostic.goto_prev, opts)
        vim.keymap.set('n', '<leader>]d', vim.diagnostic.goto_next, opts)
        -- def viewing/rename
        vim.keymap.set('n', '<leader>gD', vim.lsp.buf.declaration, opts)
        vim.keymap.set('n', '<leader>gd', vim.lsp.buf.definition, opts)
        vim.keymap.set('n', '<leader>rn', vim.lsp.buf.rename, opts)
        vim.keymap.set('n', '<leader>H', vim.lsp.buf.hover, opts)
        -- auto hover for error viewing
        vim.api.nvim_create_autocmd("CursorHold", {
            callback = function()
                opts = {
                    buffer = ev.buf,
                    focusable = false,
                    border = 'rounded',
                    source = 'always',
                    prefix = ' ',
                    scope = 'cursor',
                    close_events = { "BufLeave","CursorMoved","InsertEnter","FocusLost" },
                }
                vim.diagnostic.open_float(nil, opts)
            end
        })
        -- local opts = { buffer = ev.buf }
        -- -- error viewing
        -- vim.keymap.set('n', '<leader>e', vim.diagnostic.open_float, opts)
        -- vim.keymap.set('n', '<leader>[d', vim.diagnostic.goto_prev, opts)
        -- vim.keymap.set('n', '<leader>]d', vim.diagnostic.goto_next, opts)
        -- -- def viewing/rename
        -- vim.keymap.set('n', '<leader>gD', vim.lsp.buf.declaration, opts)
        -- vim.keymap.set('n', '<leader>gd', vim.lsp.buf.definition, opts)
        -- vim.keymap.set('n', '<leader>rn', vim.lsp.buf.rename, opts)
        -- vim.keymap.set('n', '<leader>H', vim.lsp.buf.hover, opts)
    end,
})