1 files changed, 109 insertions, 0 deletions
diff --git a/lua/muwiki/config.lua b/lua/muwiki/config.lua
new file mode 100644
index 0000000..d9b6661
--- /dev/null
+++ b/lua/muwiki/config.lua
@@ -0,0 +1,109 @@
+local fs = require('muwiki.fs')
+
+local M = {}
+
+M.options = {
+  dirs = nil,
+  index_file = 'index.md',
+  date_fmt = '%Y-%m-%d',
+  use_template = false,
+  template = [[
+title: ${title}
+date: ${date}
+]],
+  text_extensions = { 'md', 'txt' },
+  use_external_handlers = false,
+  external_handlers = {
+    {
+      name = 'xdg-open',
+      cmd = 'xdg-open',
+      pattern = '.*',
+    },
+  },
+  create_missing_dirs = false,
+}
+
+function M.setup(opts)
+  opts = opts or {}
+
+  if opts.dirs then
+    M.options.dirs = {}
+    for _, dir in ipairs(opts.dirs) do
+      local path = vim.fs.normalize(dir.path)
+      if not vim.endswith(path, '/') then
+        path = path .. '/'
+      end
+      table.insert(M.options.dirs, { name = dir.name, path = path })
+    end
+  end
+
+  for key, value in pairs(opts) do
+    if key == 'dirs' then
+      -- handled above
+    elseif M.options[key] ~= nil then
+      M.options[key] = value
+    end
+  end
+
+  for _, dir in ipairs(M.options.dirs or {}) do
+    if not fs.dir_exists(dir.path) then
+      vim.notify('Wiki directory not found: ' .. dir.path, vim.log.levels.WARN)
+    end
+  end
+end
+
+function M.get_wiki_path(name)
+  if not M.options.dirs or #M.options.dirs == 0 then
+    vim.notify('MuWiki: No dirs configured. See :help muwiki-configuration', vim.log.levels.ERROR)
+    return nil
+  end
+
+  if name then
+    for _, dir in ipairs(M.options.dirs) do
+      if dir.name == name then
+        return dir.path
+      end
+    end
+    vim.notify(string.format('Wiki "%s" not found, using default', name), vim.log.levels.WARN)
+  end
+
+  return M.options.dirs[1].path
+end
+
+function M.get_wiki_root_for_file(filepath)
+  if not M.options.dirs or #M.options.dirs == 0 then
+    return nil
+  end
+
+  local normalized_path = vim.fs.normalize(filepath)
+
+  for _, dir in ipairs(M.options.dirs) do
+    if vim.startswith(normalized_path, dir.path) then
+      return dir.path
+    end
+  end
+
+  return nil
+end
+
+function M.get_wiki_root_for_buffer(bufnr)
+  bufnr = bufnr or 0
+  local ok, cached = pcall(vim.api.nvim_buf_get_var, bufnr, 'muwiki_root')
+  if ok then
+    return cached
+  end
+
+  local root = M.get_wiki_root_for_file(vim.api.nvim_buf_get_name(bufnr))
+  if root then
+    pcall(vim.api.nvim_buf_set_var, bufnr, 'muwiki_root', root)
+  end
+  return root
+end
+
+function M.is_wiki_buffer(bufnr)
+  bufnr = bufnr or 0
+  return vim.bo[bufnr].filetype == 'markdown'
+    and M.get_wiki_root_for_buffer(bufnr) ~= nil
+end
+
+return M