Updated theme swithcher

lua/taken/utils/themes.lua

@@ -1,12 +1,19 @@
 local M = {}
 
-function M.themeselector()
-    vim.api.nvim_exec_autocmds("User", { pattern = "ThemeSwitcher", modeline = false })
+function M.themeselector(opts)
+    local pickers = require("telescope.pickers")
+    local finders = require("telescope.finders")
+    local conf = require("telescope.config").values
+    local actions = require("telescope.actions")
+    local action_state = require("telescope.actions.state")
+    local action_set = require("telescope.actions.set")
 
     local configDir = vim.fn.stdpath("config")
     local prefsFile = configDir .. "/lua/taken/prefs.lua"
     local oldstring = 'M.colorscheme = .*"'
 
+    vim.api.nvim_exec_autocmds("User", { pattern = "ThemeSwitcher", modeline = false })
+
     local colors = vim.fn.globpath(vim.o.rtp, "colors/*", 1, 1)
     local dataDir = vim.fn.stdpath("data")
     local newpath = string.gsub(dataDir, "%-", "%%-")
@@ -27,10 +34,6 @@ function M.themeselector()
         end
     end
 
-    local opts = {
-        prompt = "Select a theme",
-    }
-
     local function change_theme(old, new)
         -- function from nvchad
         local file = io.open(prefsFile, "r")
@@ -58,7 +61,42 @@ function M.themeselector()
         end
     end
 
-    vim.ui.select(themes, opts, exec)
+    opts = opts or {}
+    pickers
+        .new(opts, {
+            prompt_title = "Colorscheme",
+            finder = finders.new_table({
+                results = themes,
+            }),
+            sorter = conf.generic_sorter(opts),
+            attach_mappings = function(prompt_bufnr)
+                actions.select_default:replace(function()
+                    actions.close(prompt_bufnr)
+                    local selection = action_state.get_selected_entry()
+                    exec(selection.value)
+                end)
+                action_set.shift_selection:enhance({
+                    post = function()
+                        local selection = action_state.get_selected_entry()
+                        if selection == nil then
+                            vim.notify("Error while selecting theme", vim.log.levels.ERROR)
+                        end
+                        vim.cmd("colorscheme " .. selection.value)
+                    end,
+                })
+                actions.close:enhance({
+                    post = function()
+                        local selection = action_state.get_selected_entry()
+                        if selection == nil then
+                            vim.notify("Error while selecting theme", vim.log.levels.ERROR)
+                        end
+                        exec(selection.value)
+                    end,
+                })
+                return true
+            end,
+        })
+        :find()
 end
 
 return M