feat: revamp core configuration for improved customizability

lua/plugins/sessions.lua

@@ -0,0 +1,64 @@
+-- function for calculating the current session name
+local get_session_name = function()
+  local name = vim.fn.getcwd()
+  local branch = vim.fn.system "git branch --show-current"
+  if vim.v.shell_error == 0 then
+    return name .. vim.trim(branch --[[@as string]])
+  else
+    return name
+  end
+end
+
+return {
+  "AstroNvim/astrocore",
+  ---@type AstroCoreOpts
+  opts = {
+    sessions = {
+      -- disable the auto-saving of directory sessions
+      autosave = { cwd = false },
+    },
+    mappings = {
+      n = {
+        -- update save dirsession mapping to get the correct session name
+        ["<Leader>SS"] = {
+          function() require("resession").save(get_session_name(), { dir = "dirsession" }) end,
+          desc = "Save this dirsession",
+        },
+        -- update load dirsession mapping to get the correct session name
+        ["<Leader>S."] = {
+          function() require("resession").load(get_session_name(), { dir = "dirsession" }) end,
+          desc = "Load current dirsession",
+        },
+      },
+    },
+    autocmds = {
+      -- disable alpha autostart
+      alpha_autostart = false,
+      git_branch_sessions = {
+        -- auto save directory sessions on leaving
+        {
+          event = "VimLeavePre",
+          desc = "Save git branch directory sessions on close",
+          callback = vim.schedule_wrap(function()
+            if require("astrocore.buffer").is_valid_session() then
+              require("resession").save(get_session_name(), { dir = "dirsession", notify = false })
+            end
+          end),
+        },
+        -- auto restore previous previous directory session, remove if necessary
+        {
+          event = "VimEnter",
+          desc = "Restore previous directory session if neovim opened with no arguments",
+          nested = true, -- trigger other autocommands as buffers open
+          callback = function()
+            -- Only load the session if nvim was started with no args
+            if vim.fn.argc(-1) == 0 then
+              -- try to load a directory session using the current working directory
+              require("resession").load(get_session_name(), { dir = "dirsession", silence_errors = true })
+            end
+          end,
+        },
+      },
+    },
+  },
+}