-- 设置文件编码格式为 utf-8
vim.g.encoding = "utf-8"
-- 设置文件格式转换
vim.o.fileencodings = "utf-8,gbk,big5,cp936,gb18030,euc-jp,euc-kr,latin1,ucs-bom,ucs "
-- 设置终端编码格式为 utf-8, neovim 已经移除，不再开启
-- vim.o.termencoding = "utf-8"
-- 开启语法高亮
vim.o.syntax = "enable"
-- 显示相对行号
vim.o.relativenumber = true
-- 显示行号
vim.o.number = true
-- 高亮所在行
vim.o.cursorline = true
-- 自动换行
vim.o.wrap = true
-- 显示光标位置
vim.o.ruler = true
-- 边输入边搜索
vim.o.incsearch = true
-- 开启搜索匹配高亮
vim.o.hlsearch = true
-- 搜索时自行判断是否需要忽略大小写
vim.o.smartcase = true

-- tab键转换为 4 个空格
vim.o.tabstop = 4
vim.o.softtabstop = 4
vim.o.shiftwidth = 4
-- 新行对齐当前行，tab转换为空格
vim.o.expandtab = true
vim.bo.expandtab = true
vim.o.autoindent = true
vim.bo.autoindent = true
vim.o.smartindent = true

-- << >> 缩进时移动的长度
vim.o.shiftwidth = 4
vim.bo.shiftwidth = 4

-- 使用jk移动光标时，上下方保留8行
vim.o.scrolloff = 8
vim.o.sidescrolloff = 8

-- 设置自动折叠
vim.o.smartindent = true
-- 历史命令最多保存1000条
vim.o.history = 1000
-- 显示空白字符
vim.o.list = true
-- 样式
vim.o.background = "dark"
vim.o.termguicolors = true
vim.opt.termguicolors = true
-- 关闭错误提示,参考：https://neovim.io/doc/user/diagnostic.html
vim.diagnostic.config({ virtual_text = false })
vim.g.loaded_ruby_provider = 0
vim.opt.shortmess:append({ I = true })

local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
if not vim.loop.fs_stat(lazypath) then
  vim.fn.system({
    "git",
    "clone",
    "--filter=blob:none",
    "https://github.com/folke/lazy.nvim.git",
    "--branch=stable", -- latest stable release
    lazypath,
  })
end
vim.opt.rtp:prepend(lazypath)
require("lazy").setup({
    git = {
        -- defaults for the `Lazy log` command
        -- log = { "-10" }, -- show the last 10 commits
        log = { "-8" }, -- show commits from the last 3 days
        timeout = 120, -- kill processes that take more than 2 minutes
        url_format = "https://github.com/%s.git",
        -- lazy.nvim requires git >=2.19.0. If you really want to use lazy with an older version,
        -- then set the below to false. This should work, but is NOT supported and will
        -- increase downloads a lot.
        filter = true,
    },
    "neovim/nvim-lspconfig",
    "williamboman/mason.nvim",
    "williamboman/mason-lspconfig.nvim",
    -- 借用了vim插件，因为二者是兼容的，速度上vim-latex更快
    {
        "vim-latex/vim-latex",
        lazy = false,
    },
    -- {  "jbyuki/nabla.nvim"  },
    {  "agate/vim-align"  },
    -- 添加latex插件vimtex
    -- {
    --     "lervag/vimtex",
    --     lazy = false,
    -- },
    -- { "mhinz/neovim-remote" },
    -- 添加neovim主题
    {
        "folke/tokyonight.nvim",
        "catppuccin/nvim",
    },
    -- 代码高亮
    { "nvim-treesitter/nvim-treesitter", build =":TSUpdate" },
    -- 状态栏主题
    {
        "nvim-lualine/lualine.nvim",
        dependencies = { "nvim-tree/nvim-web-devicons", lazy = true },
    },
    --	-- nvim-cmp
    'hrsh7th/cmp-nvim-lsp',
    'hrsh7th/cmp-buffer'  ,
    'hrsh7th/cmp-path'    ,
    'hrsh7th/cmp-cmdline' ,
    'hrsh7th/nvim-cmp',
    -- vsnip
    'hrsh7th/cmp-vsnip' ,
    'hrsh7th/vim-vsnip' ,
    'rafamadriz/friendly-snippets' ,
    -- lspkind
    { "onsails/lspkind.nvim" },
    -- 自动插入模板
    { "aperezdc/vim-template" },
    -- 旧式片段插入程序
    { "SirVer/ultisnips" },
    { "honza/vim-snippets" },
    {"tpope/vim-speeddating"},
    {"tpope/vim-repeat"},
    -- 注释插件
    { "terrortylor/nvim-comment" },
    { "nvim-tree/nvim-web-devicons" },
    -- 目录树插件
    { "nvim-tree/nvim-tree.lua" },
    -- This plugin adds indentation guides to all lines (including empty lines).
    -- { "lukas-reineke/indent-blankline.nvim" },
    {
        "shellRaining/hlchunk.nvim",
        event = { "BufReadPre", "BufNewFile" }
    },
    -- 彩虹括号
    { "hiphish/rainbow-delimiters.nvim" },
    -- 用来显示文件结构的插件，对于编写程序查看各定义时很有帮助
    { "liuchengxu/vista.vim" },
    -- 模糊查找
    {
        "nvim-telescope/telescope.nvim", tag = "0.1.4",
        -- or                            , branch = '0.1.x',
        dependencies = { "nvim-lua/plenary.nvim" }
    },
    -- 2023-12-28 02:09 新增加的插件，有待学习应用
    -- {
    --     "ibhagwan/fzf-lua",
    --     -- optional for icon support
    --     dependencies = { "nvim-tree/nvim-web-devicons" },
    --     config = function()
    --         -- calling `setup` is optional for customization
    --         require("fzf-lua").setup({})
    --     end
    -- },
    {
        "folke/todo-comments.nvim",
        dependencies = { "nvim-lua/plenary.nvim" },
        opts = {
            -- your configuration comes here
            -- or leave it empty to use the default settings
            -- refer to the configuration section below
        }
    },
    {
        "kylechui/nvim-surround",
        version = "*", -- Use for stability; omit to use `main` branch for the latest features
        event = "VeryLazy",
        config = function()
            require("nvim-surround").setup({
                -- Configuration here, or leave empty to use defaults
            })
        end
    },
    {
        "lewis6991/gitsigns.nvim",
    },
    {
        "NvChad/nvim-colorizer.lua",
    },
    { "micangl/cmp-vimtex" },
    { "SirVer/ultisnips" },
    -- fcitx5 自动切换，这也是Archlinux wiki上推荐的方法
    { "h-hg/fcitx.nvim" },
})

#! /usr/bin/env lua
--
-- vim-latex.lua
-- Copyright (C) 2023 feng <feng@arch>
--
-- Distributed under terms of the MIT license.
--
-- vim-latex默认的局势键
--  F1 帮助菜单
--  F5 插入环境选择对话框,若在导言区将弹出插入宏包对话框
--  <S-F5> 修改环境
--  F7 插入引用选择对话框
--  <S-F7> 修改命令
--绑定快捷键
vim.api.nvim_create_autocmd("FileType",{
    pattern = "tex",
    callback = function()
        -- 配置F4打开模板
        vim.api.nvim_set_keymap("n", "<F4>", ":TTemplate<CR>", {noremap = true, silent = true})
        -- 配置pdflatex编译，原vim-latex中使用\ll 默认 xelatex 编译
        vim.api.nvim_set_keymap("n", "<F6>", [[<cmd>!pdflatex % ; bibtex %:t:r.aux ; pdflatex % ; pdflatex % <CR>]], {noremap = true, silent = true})
        -- 配置F8编译 aux辅助文件，直接根据数据库生成文献引用, 注意使用%:t:r 截取文件名
        vim.api.nvim_set_keymap("n", "<F8>", [[<cmd>!bibtex %:t:r.aux <CR>]], {noremap = true, silent = true})
        -- 配置F10编译多合一文件时，以当前目录名为主文件，以节省时间
        vim.api.nvim_set_keymap("n", "<F10>", [[<cmd>!xelatex $(echo $PWD|awk -F"/" '{print $NF}').tex <CR>]], {noremap = true, silent = true})
    end
})
-- 开启treesitter提供的语法高亮
vim.api.nvim_create_autocmd( 'FileType', { pattern = 'tex',
    callback = function(args)
        vim.treesitter.start(args.buf, 'latex')
        vim.bo[args.buf].syntax = 'on'  -- only if additional legacy syntax is needed
    end
})
-- neovim将Shift+F5映射为F17,Shift+F7 映射为F19
vim.api.nvim_set_keymap('n', '<F17>' , '<S-F5>', { })
vim.api.nvim_set_keymap('i', '<F17>' , '<S-F5>', { })
vim.api.nvim_set_keymap('n', '<F19>' , '<S-F7>', { })
vim.api.nvim_set_keymap('i', '<F19>' , '<S-F7>', { })
-- set for vim-latex/latex-suit:winaltkeys
vim.g['Tex_Menus'] = 0
vim.g['Tex_Flavor'] = 'latex'
vim.g['Tex_IgnoreLevel'] = 8
vim.g['Tex_GotoError'] = 0
vim.g['Tex_DefaultTargetFormat'] = 'pdf'
-- 配置默认编译引擎为 xelatex
vim.g['Tex_CompileRule_pdf'] = 'xelatex -synctex=1 -interaction=nonstopmode -file-line-error-style $*'
-- 获取桌面环境，并根据桌面环境选择默认的PDF阅读器
if  os.getenv("DESKTOP_SESSION") == "plasma"  then
    vim.g['Tex_ViewRule_pdf'] = 'okular'
else
    vim.g['Tex_ViewRule_pdf'] = 'evince'
end
-- 控制统计过程中的警告信息
vim.g['Tex_IgnoredWarnings'] = {}
-- 配置自定义模板路径
vim.g['Tex_CustomTemplateDirectory'] = "~/.latex-templates/"
-- 取消自动缩进
vim.g['tex_indent_items'] = 0
-- 开启Alt键
vim.g['Tex_AdvancedMath'] = 1
vim.api.nvim_set_option('winaltkeys','no')

#! /usr/bin/env lua
--
-- vista.lua
-- Copyright (C) 2023 feng <feng@archlinux>
--
-- Distributed under terms of the MIT license.
--
--绑定快捷键
vim.api.nvim_set_keymap("n", "<F3>", ":Vista!!<CR>", {noremap = true, silent = true})
vim.g['vista_icon_indent'] = {"╰─▸ ","├─▸ "}
-- vista_default_executive 可选项：ale, cod, ctags, lcn, nvim_lsp, vim_lsc, vim_lsp
vim.api.nvim_set_var('vista_default_executive', 'nvim_lsp')
vim.g['vista_fzf_preview'] = 'right:50%'
vim.api.nvim_set_var('vista#renderer#enable_icon', 1)

#! /usr/bin/env lua
--
-- vim-template.lua
-- Copyright (C) 2023 feng <feng@arch>
--
-- Distributed under terms of the MIT license.
-- 设置自定义模板目录
vim.g['templates_directory'] = {'~/.vim_templates'}
vim.g['email'] = 'fengzhenhua@outlook.com'
vim.g['username'] = 'Zhen-hua Feng'
vim.g['license'] = 'MIT'