Add naming of tabs

Readme.md

@@ -1,3 +1,5 @@
 # Bookmark.nvim
 
 Small plugin to create and delete as well as navigate to bookmarks
+
+Also Naming of tabs is implemented. Names are saved in `vim.t.bookmark_tabname`

lua/bookmark.lua

@@ -1,10 +1,33 @@
-local bookmarksFilePath = ".bookmarks"
-local M = {}
+local Bookmarks = {}
 local H = {
   bookmarks = {},
+  bookmarksFilePath = ".bookmarks",
 }
 
-function M.setup()
+function Bookmarks.setup()
+  _G.Bookmarks = Bookmarks
+
+  vim.opt.sessionoptions:append("globals")
+
+  -- Attach to mini.sessions
+  if MiniSessions then
+    local oldWriteFunction = MiniSessions.config.hooks.pre.write
+    MiniSessions.config.hooks.pre.write = function(data)
+      if oldWriteFunction then
+        oldWriteFunction(data)
+      end
+      Bookmarks.updateTabNames()
+    end
+
+    local oldReadFunction = MiniSessions.config.hooks.post.read
+    MiniSessions.config.hooks.post.read = function(data)
+      if oldReadFunction then
+        oldReadFunction(data)
+      end
+      Bookmarks.loadTabNames()
+    end
+  end
+
   local augroup = vim.api.nvim_create_augroup("bookmark.nvim", {clear=true})
   vim.api.nvim_create_autocmd(
     {"DirChanged"},
@@ -42,13 +65,13 @@ end
 function H.loadBookmarks()
   --clear current bookmarks
   H.bookmarks = {}
-  bookmarksFilePath = ".bookmarks"
+  H.bookmarksFilePath = ".bookmarks"
   local path = vim.fs.find(".bookmarks", {upward = true, type="file"})[1]
   if not path then
     return
   end
-  bookmarksFilePath = path
-  local file = io.open(bookmarksFilePath, "r")
+  H.bookmarksFilePath = path
+  local file = io.open(H.bookmarksFilePath, "r")
   if file then
     local fileContent = file:read("*a")
     file:close()
@@ -61,19 +84,19 @@ function H.loadBookmarks()
 end
 
 function H.saveBookmarks()
-  if #H.bookmarks > 0 or vim.fn.filereadable(bookmarksFilePath) == 1 then
-    local file = io.open(bookmarksFilePath, "w")
+  if #H.bookmarks > 0 or vim.fn.filereadable(H.bookmarksFilePath) == 1 then
+    local file = io.open(H.bookmarksFilePath, "w")
     if file then
       file:write(vim.json.encode(H.bookmarks))
       file:flush()
       file:close()
     else
-      vim.notify("Failed to load Bookmarks")
+      vim.notify("Failed to save Bookmarks")
     end
   end
 end
 
-function M.addBookmark()
+function Bookmarks.addBookmark()
   vim.ui.input({prompt= "Name of bookmark", default= vim.fn.bufname()}, function(input)
     if input and input ~= "" then
       local file = vim.api.nvim_buf_get_name(0)
@@ -84,7 +107,7 @@ function M.addBookmark()
   end)
 end
 
-function M.selectBookmark(action, on_choice)
+function Bookmarks.selectBookmark(action, on_choice)
   if H.bookmarks and #H.bookmarks > 0 then
     vim.ui.select(H.bookmarks, {prompt = action .." Bookmark", format_item = function(item) return item.name end}, on_choice)
   else
@@ -92,8 +115,8 @@ function M.selectBookmark(action, on_choice)
   end
 end
 
-function M.deleteBookmark()
-  M.selectBookmark("Delete", function(bookmark, idx)
+function Bookmarks.deleteBookmark()
+  Bookmarks.selectBookmark("Delete", function(bookmark, idx)
     if idx then
       table.remove(H.bookmarks, idx)
       vim.notify("Deleted bookmark \"".. bookmark.name .. "\"")
@@ -101,8 +124,8 @@ function M.deleteBookmark()
   end)
 end
 
-function M.jumpToBookmark()
-  M.selectBookmark("Jump to",vim.schedule_wrap(function(item)
+function Bookmarks.jumpToBookmark()
+  Bookmarks.selectBookmark("Jump to",vim.schedule_wrap(function(item)
     if item then
       vim.cmd("edit " .. item.file)
       vim.api.nvim_win_set_cursor(0, item.cursor)
@@ -112,4 +135,32 @@ function M.jumpToBookmark()
   end))
 end
 
-return M
+-- Tab naming
+function Bookmarks.nameTab()
+  vim.ui.input({prompt = "Name this tab", default = vim.t.bookmark_tabname}, function(input)
+    if input and input ~= "" then
+      vim.t.bookmark_tabname = input
+      vim.cmd.redrawtabline()
+    end
+  end)
+end
+
+function Bookmarks.updateTabNames()
+  local names = {}
+  for i, tabid in ipairs(vim.api.nvim_list_tabpages()) do
+    names[i] = vim.t[tabid].bookmark_tabname
+  end
+  vim.g.Bookmark_tabnames = vim.json.encode(names)
+end
+
+function Bookmarks.loadTabNames()
+  local tabnames = vim.g.Bookmark_tabnames
+  if tabnames then
+    tabnames = vim.json.decode(tabnames)
+    for k,v in pairs(tabnames) do
+      vim.t[k].bookmark_tabname = v
+    end
+  end
+end
+
+return Bookmarks