local themes = {
	{
		name = "Catppuccin mocha",
		colorscheme = "catppuccin",
		before = [[ require("catppuccin").setup({ flavor = "mocha" }) ]],
	},
	{ name = "Monokai", colorscheme = "monokai" },
	{ name = "Neon default", colorscheme = "neon", before = [[ vim.g.neon_style = "default" ]] },
	{ name = "Neon dark", colorscheme = "neon", before = [[ vim.g.neon_style = "dark" ]] },
}

local function run(code)
	if type(code) == "string" and code ~= "" then
		local fn = load(code)
		if fn then
			pcall(fn)
		end
	end
end

local theme_plugin_names = { "catppuccin", "monokai", "neon" }

local function load_theme_plugins()
	local lz = require("lz.n")
	for _, name in ipairs(theme_plugin_names) do
		pcall(lz.trigger_load, name)
	end
end

local function apply_saved_theme()
	local f = io.open(vim.fn.stdpath("data") .. "/themery/state.json", "r")
	if not f then
		return
	end
	local ok, data = pcall(vim.json.decode, f:read("*a"))
	f:close()
	if not ok or type(data) ~= "table" or not data.colorscheme then
		return
	end
	local lz = require("lz.n")
	pcall(lz.trigger_load, data.colorscheme)
	run(data.globalBeforeCode)
	run(data.beforeCode)
	if pcall(vim.cmd.colorscheme, data.colorscheme) then
		run(data.afterCode)
		run(data.globalAfterCode)
		return
	end
	for _, theme in ipairs(themes) do
		pcall(lz.trigger_load, theme.colorscheme)
		if pcall(vim.cmd.colorscheme, theme.colorscheme) then
			return
		end
	end
end

vim.keymap.set("n", "<leader>mt", "<cmd>Themery<CR>", { desc = "Open Themery" })

return {
	{
		src = "https://github.com/catppuccin/nvim",
		name = "catppuccin",
		spec = {
			"catppuccin",
			colorscheme = "catppuccin",
			after = function()
				require("catppuccin").setup({ flavor = "mocha" })
			end,
		},
	},
	{
		src = "https://github.com/tanvirtin/monokai.nvim",
		name = "monokai",
		spec = { "monokai", colorscheme = "monokai" },
	},
	{
		src = "https://github.com/rafamadriz/neon",
		name = "neon",
		spec = { "neon", colorscheme = "neon" },
	},
	{
		src = "https://github.com/zaldih/themery.nvim",
		name = "themery",
		spec = {
			"themery",
			cmd = "Themery",
			beforeAll = function()
				load_theme_plugins()
				apply_saved_theme()
			end,
			after = function()
				require("themery").setup({ themes = themes })
			end,
		},
	},
}