-- lsp-zero
local lsp_zero = require('lsp-zero')

lsp_zero.on_attach(function(client, bufnr)
    local opts = {buffer = bufnr, remap = false}

    vim.keymap.set("n", "<leader>gd", function() vim.lsp.buf.definition() end, opts)
    vim.keymap.set("n", "<leader>vd", function() vim.lsp.buf.hover() end, opts)
    vim.keymap.set("n", "<leader>ve", function() vim.diagnostic.open_float() end, opts)
    vim.diagnostic.config({virtual_text = false})
end)

-- Omnisharp

-- Mason
require('mason').setup({})
require('mason-lspconfig').setup({
    ensure_installed = {'tsserver', 'rust_analyzer'},
    handlers = {
        lsp_zero.default_setup,
        lua_ls = function()
            local lua_opts = lsp_zero.nvim_lua_ls()
            require('lspconfig').lua_ls.setup(lua_opts)
        end,
    }
})

-- Cmp
local cmp = require('cmp')
local cmp_select = {behavior = cmp.SelectBehavior.Select}

cmp.setup({
    sources = {
        {name = 'nvim_lsp'},
        {name = 'nvim_lsp_signature_help'},
        {name = 'nvim_lua'},
        {name = 'luasnip', keyword_length = 2},
        {name = 'buffer', keyword_length = 3},
        {name = 'path'},
    },
    formatting = lsp_zero.cmp_format(),
    completion = {
        completeopt = 'menu,menuone,noinsert'
    },
    mapping = cmp.mapping.preset.insert({
        ['<C-k>'] = cmp.mapping.select_prev_item(cmp_select),
        ['<C-j>'] = cmp.mapping.select_next_item(cmp_select),
        ['<C-l>'] = cmp.mapping.confirm({ select = true }),
        ['<C-Space>'] = cmp.mapping.complete(),
    }),
})

-- Treesitter
vim.opt.runtimepath:append("~/.local/share/nvim/parsers")

require('nvim-treesitter.configs').setup {
    ensure_installed = {
        "c", "lua", "vim", "c_sharp", "cpp", "python", "json", "json5",
        "bibtex", "query" },
    sync_install = false,
    auto_install = true,
    parser_install_dir = "~/.local/share/nvim/parsers",
    highlight = {
        enable = true,
        additional_vim_regex_highlighting = false,
    },
}

-- Obsidian
vim.opt.conceallevel = 1

-- Colors
function ColorMyPencils(color)
    color = color or "catppuccin-frappe"
    vim.cmd.colorscheme(color)

    vim.api.nvim_set_hl(0, "Normal", { bg = "none" })
    vim.api.nvim_set_hl(0, "NormalFloat", { bg = "none" })
end

ColorMyPencils()