Update colorscheme conf

1. remove some colorscheme that doesn't work well with Markdown
2. change how the colorscheme conf is organized.

lua/colorschemes.lua

@@ -6,51 +6,23 @@ local M = {}
 
 -- Colorscheme to its directory name mapping, because colorscheme repo name is not necessarily
 -- the same as the colorscheme name itself.
-M.colorscheme2dir = {
+M.colorscheme_conf = {
-  onedark = "onedark.nvim",
+  onedark = function()
-  edge = "edge",
-  sonokai = "sonokai",
-  gruvbox_material = "gruvbox-material",
-  nord = "nord.nvim",
-  everforest = "everforest",
-  nightfox = "nightfox.nvim",
-  kanagawa = "kanagawa.nvim",
-  catppuccin = "catppuccin",
-  onedarkpro = "onedarkpro.nvim",
-  monokai = "monokai.nvim",
-  material = "material.nvim",
-}
-
-M.gruvbox8 = function()
-  -- Italic options should be put before colorscheme setting,
-  -- see https://github.com/morhetz/gruvbox/wiki/Terminal-specific#1-italics-is-disabled
-  vim.g.gruvbox_italics = 1
-  vim.g.gruvbox_italicize_strings = 1
-  vim.g.gruvbox_filetype_hi_groups = 1
-  vim.g.gruvbox_plugin_hi_groups = 1
-
-  vim.cmd([[colorscheme gruvbox8_hard]])
-end
-
-M.onedark = function()
     vim.cmd([[colorscheme onedark]])
-end
+  end,
-
+  edge = function()
-M.edge = function()
     vim.g.edge_enable_italic = 1
     vim.g.edge_better_performance = 1
 
     vim.cmd([[colorscheme edge]])
-end
+  end,
-
+  sonokai = function()
-M.sonokai = function()
     vim.g.sonokai_enable_italic = 1
     vim.g.sonokai_better_performance = 1
 
     vim.cmd([[colorscheme sonokai]])
-end
+  end,
-
+  gruvbox_material = function()
-M.gruvbox_material = function()
     -- foreground option can be material, mix, or original
     vim.g.gruvbox_material_foreground = "material"
     --background option can be hard, medium, soft
@@ -59,59 +31,38 @@ M.gruvbox_material = function()
     vim.g.gruvbox_material_better_performance = 1
 
     vim.cmd([[colorscheme gruvbox-material]])
-end
+  end,
-
+  everforest = function()
-M.nord = function()
-  vim.cmd([[colorscheme nord]])
-end
-
-M.doom_one = function()
-  vim.cmd([[colorscheme doom-one]])
-end
-
-M.everforest = function()
     vim.g.everforest_enable_italic = 1
     vim.g.everforest_better_performance = 1
 
     vim.cmd([[colorscheme everforest]])
-end
+  end,
-
+  nightfox = function()
-M.nightfox = function()
     vim.cmd([[colorscheme nordfox]])
-end
+  end,
-
+  catppuccin = function()
-M.kanagawa = function()
-  vim.cmd([[colorscheme kanagawa]])
-end
-
-M.catppuccin = function()
     -- available option: latte, frappe, macchiato, mocha
     vim.g.catppuccin_flavour = "frappe"
-
     require("catppuccin").setup()
 
     vim.cmd([[colorscheme catppuccin]])
-end
+  end,
-
+  onedarkpro = function()
-M.onedarkpro = function()
     -- set colorscheme after options
     vim.cmd('colorscheme onedark_vivid')
-end
+  end,
-
+  material = function()
-M.monokai = function()
-  vim.cmd('colorscheme monokai_pro')
-end
-
-M.material = function ()
     vim.g.material_style = "oceanic"
     vim.cmd('colorscheme material')
-end
+  end,
+}
 
 --- Use a random colorscheme from the pre-defined list of colorschemes.
 M.rand_colorscheme = function()
-  local colorscheme = utils.rand_element(vim.tbl_keys(M.colorscheme2dir))
+  local colorscheme = utils.rand_element(vim.tbl_keys(M.colorscheme_conf))
 
-  if not vim.tbl_contains(vim.tbl_keys(M), colorscheme) then
+  if not vim.tbl_contains(vim.tbl_keys(M.colorscheme_conf), colorscheme) then
     local msg = "Invalid colorscheme: " .. colorscheme
     vim.notify(msg, vim.log.levels.ERROR, { title = "nvim-config" })
 
@@ -119,7 +70,7 @@ M.rand_colorscheme = function()
   end
 
   -- Load the colorscheme and its settings
-  M[colorscheme]()
+  M.colorscheme_conf[colorscheme]()
 
   if vim.g.logging_level == "debug" then
     local msg = "Colorscheme: " .. colorscheme

lua/plugin_specs.lua

@@ -127,13 +127,10 @@ local plugin_specs = {
   { "sainnhe/edge", lazy = true },
   { "sainnhe/sonokai", lazy = true },
   { "sainnhe/gruvbox-material", lazy = true },
-  { "shaunsingh/nord.nvim", lazy = true },
   { "sainnhe/everforest", lazy = true },
   { "EdenEast/nightfox.nvim", lazy = true },
-  { "rebelot/kanagawa.nvim", lazy = true },
   { "catppuccin/nvim", name = "catppuccin", lazy = true },
   { "olimorris/onedarkpro.nvim", lazy = true },
-  { "tanvirtin/monokai.nvim", lazy = true },
   { "marko-cerovac/material.nvim", lazy = true },
 
   { "nvim-tree/nvim-web-devicons", event = "VeryLazy" },