chore: logic seperation/refactor

lua/telescope/_extensions/resession.lua

@@ -1,62 +1,5 @@
-local actions = require("telescope.actions")
-local action_state = require("telescope.actions.state")
 local telescope = require("telescope")
-local themes = require("telescope.themes")
-local sorters = require("telescope.sorters")
-local pickers = require("telescope.pickers")
 
-local ok, _ = pcall(require, "telescope")
-if not ok then
-    error("This plugin requires telescope.nvim")
-end
-
-ok, _ = pcall(require, "resession")
-if not ok then
-    error("This plugin requires resession.nvim")
-end
-
-local function encode_session(session_str)
-    return session_str:gsub(":\\", "__"):gsub("\\", "_")
-end
-
-local function decode_sessions(sessions)
-    for i, session in ipairs(sessions) do
-        sessions[i] = session:gsub("__", ":\\"):gsub("_", "\\")
-    end
-    return sessions
-end
-
-local function get_sessions()
-    local sessions = require("resession").list({ dir = "dirsession" })
-    return sessions
-end
-
-local function load_session(prompt_bufnr)
-    local session = action_state.get_selected_entry()
-    local encoded = encode_session(session[1])
-    actions.close(prompt_bufnr)
-    require("resession").load(encoded, { dir = "dirsession" })
-end
-
-local dropdown = themes.get_dropdown({})
-
-local resession_opts = {
-    prompt_title = "Find session",
-    finder = require("telescope.finders").new_table({
-        results = decode_sessions(get_sessions()),
-    }),
-
-    attach_mappings = function(_, map)
-        map("i", "<CR>", load_session)
-        map("n", "<CR>", load_session)
-        return true
-    end,
-
-    sorter = sorters.get_fzy_sorter(),
-}
-
-local function resession_picker()
-    pickers.new(dropdown, resession_opts):find()
-end
-
-return telescope.register_extension({ exports = { resession = resession_picker } })
+return telescope.register_extension({
+    exports = { resession = require("telescope._extensions.resession.picker").resession_picker },
+})

lua/telescope/_extensions/resession/picker.lua

@@ -0,0 +1,42 @@
+local action_state = require("telescope.actions.state")
+local actions = require("telescope.actions")
+local pickers = require("telescope.pickers")
+local sorters = require("telescope.sorters")
+local themes = require("telescope.themes")
+local utils = require("telescope._extensions.resession.utils")
+
+local M = {}
+
+-- TODO: add mapping to delete sessions
+
+--- Load the selected session
+---@param prompt_bufnr number
+function M.load_session(prompt_bufnr)
+    local session = action_state.get_selected_entry()
+    local encoded = utils.encode_session(session[1])
+    actions.close(prompt_bufnr)
+    require("resession").load(encoded, { dir = "dirsession" })
+end
+
+--- Render the session picker
+function M.resession_picker()
+    local dropdown = themes.get_dropdown({})
+    local resession_opts = {
+        prompt_title = "Find session",
+        finder = require("telescope.finders").new_table({
+            results = utils.get_results(),
+        }),
+
+        attach_mappings = function(_, map)
+            map("i", "<CR>", M.load_session)
+            map("n", "<CR>", M.load_session)
+            return true
+        end,
+
+        sorter = sorters.get_fzy_sorter(),
+    }
+
+    return pickers.new(dropdown, resession_opts):find()
+end
+
+return M

lua/telescope/_extensions/resession/utils.lua

@@ -0,0 +1,35 @@
+local M = {}
+
+--- Encode a session string in the format used by resession
+--- @param session_str string The session string to encode
+--- @return string The encoded session string
+M.encode_session = function(session_str)
+    session_str = session_str:gsub(":\\", "__"):gsub("\\", "_")
+    return session_str
+end
+
+--- Decode a list of session strings in the format used by resession to a friendlier format
+--- TODO: Test in linux with different paths
+--- TODO: Support path formatting options (e.g. relative paths) ✨
+--- @param sessions string[] The list of session strings to decode. Usually the ouotput of resession.list()
+--- @return string[] The decoded session strings
+M.decode_sessions = function(sessions)
+    for i, session in ipairs(sessions) do
+        sessions[i] = session:gsub("__", ":\\"):gsub("_", "\\")
+    end
+    return sessions
+end
+
+--- Get a list of sessions from resession
+--- @return string[] The list of sessions
+M.get_sessions = function()
+    return require("resession").list({ dir = "dirsession" })
+end
+
+--- Get a list of sessions from resession and decode them
+--- @return string[] The list of decoded sessions
+M.get_results = function()
+    return M.decode_sessions(M.get_sessions())
+end
+
+return M