feat: Add configurable drawer sections with custom order

autoload/db_ui/drawer.vim

@@ -407,55 +407,34 @@ endfunction
 
 function! s:drawer.add_db(db) abort
   let db_name = a:db.name
+
   if !empty(a:db.conn_error)
     let db_name .= ' '.g:db_ui_icons.connection_error
   elseif !empty(a:db.conn)
     let db_name .= ' '.g:db_ui_icons.connection_ok
   endif
+
   if self.show_details
     let db_name .= ' ('.a:db.scheme.' - '.a:db.source.')'
   endif
+
   call self.add(db_name, 'toggle', 'db', self.get_toggle_icon('db', a:db), a:db.key_name, 0, { 'expanded': a:db.expanded })
   if !a:db.expanded
     return a:db
   endif
 
-  call self.add('New query', 'open', 'query', g:db_ui_icons.new_query, a:db.key_name, 1)
-  if !empty(a:db.buffers.list)
-    call self.add('Buffers ('.len(a:db.buffers.list).')', 'toggle', 'buffers', self.get_toggle_icon('buffers', a:db.buffers), a:db.key_name, 1, { 'expanded': a:db.buffers.expanded })
-    if a:db.buffers.expanded
-      for buf in a:db.buffers.list
-        let buflabel = self.get_buffer_name(a:db, buf)
-        if self.dbui.is_tmp_location_buffer(a:db, buf)
-          let buflabel .= ' *'
-        endif
-        call self.add(buflabel, 'open', 'buffer', g:db_ui_icons.buffers, a:db.key_name, 2, { 'file_path': buf })
-      endfor
+  " Render sections based on g:db_ui_drawer_sections configuration
+  for section in g:db_ui_drawer_sections
+    if section ==# 'new_query'
+      call self._render_new_query_section(a:db)
+    elseif section ==# 'buffers' && !empty(a:db.buffers.list)
+      call self._render_buffers_section(a:db)
+    elseif section ==# 'saved_queries'
+      call self._render_saved_queries_section(a:db)
+    elseif section ==# 'schemas'
+      call self._render_schemas_section(a:db)
     endif
-  endif
-  call self.add('Saved queries ('.len(a:db.saved_queries.list).')', 'toggle', 'saved_queries', self.get_toggle_icon('saved_queries', a:db.saved_queries), a:db.key_name, 1, { 'expanded': a:db.saved_queries.expanded })
-  if a:db.saved_queries.expanded
-    for saved_query in a:db.saved_queries.list
-      call self.add(fnamemodify(saved_query, ':t'), 'open', 'buffer', g:db_ui_icons.saved_query, a:db.key_name, 2, { 'file_path': saved_query, 'saved': 1 })
-    endfor
-  endif
-
-  if a:db.schema_support
-    call self.add('Schemas ('.len(a:db.schemas.items).')', 'toggle', 'schemas', self.get_toggle_icon('schemas', a:db.schemas), a:db.key_name, 1, { 'expanded': a:db.schemas.expanded })
-    if a:db.schemas.expanded
-      for schema in a:db.schemas.list
-        let schema_item = a:db.schemas.items[schema]
-        let tables = schema_item.tables
-        call self.add(schema.' ('.len(tables.items).')', 'toggle', 'schemas->items->'.schema, self.get_toggle_icon('schema', schema_item), a:db.key_name, 2, { 'expanded': schema_item.expanded })
-        if schema_item.expanded
-          call self.render_tables(tables, a:db,'schemas->items->'.schema.'->tables->items', 3, schema)
-        endif
-      endfor
-    endif
-  else
-    call self.add('Tables ('.len(a:db.tables.items).')', 'toggle', 'tables', self.get_toggle_icon('tables', a:db.tables), a:db.key_name, 1, { 'expanded': a:db.tables.expanded })
-    call self.render_tables(a:db.tables, a:db, 'tables->items', 2, '')
-  endif
+  endfor
 endfunction
 
 function! s:drawer.render_tables(tables, db, path, level, schema) abort
@@ -719,6 +698,51 @@ function! s:drawer.get_buffer_name(db, buffer)
   return substitute(name, '^'.db_ui#utils#slug(a:db.name).'-', '', '')
 endfunction
 
+function! s:drawer._render_new_query_section(db) abort
+  call self.add('New query', 'open', 'query', g:db_ui_icons.new_query, a:db.key_name, 1)
+endfunction
+
+function! s:drawer._render_buffers_section(db) abort
+  call self.add('Buffers ('.len(a:db.buffers.list).')', 'toggle', 'buffers', self.get_toggle_icon('buffers', a:db.buffers), a:db.key_name, 1, { 'expanded': a:db.buffers.expanded })
+  if a:db.buffers.expanded
+    for buf in a:db.buffers.list
+      let buflabel = self.get_buffer_name(a:db, buf)
+      if self.dbui.is_tmp_location_buffer(a:db, buf)
+        let buflabel .= ' *'
+      endif
+      call self.add(buflabel, 'open', 'buffer', g:db_ui_icons.buffers, a:db.key_name, 2, { 'file_path': buf })
+    endfor
+  endif
+endfunction
+
+function! s:drawer._render_saved_queries_section(db) abort
+  call self.add('Saved queries ('.len(a:db.saved_queries.list).')', 'toggle', 'saved_queries', self.get_toggle_icon('saved_queries', a:db.saved_queries), a:db.key_name, 1, { 'expanded': a:db.saved_queries.expanded })
+  if a:db.saved_queries.expanded
+    for saved_query in a:db.saved_queries.list
+      call self.add(fnamemodify(saved_query, ':t'), 'open', 'buffer', g:db_ui_icons.saved_query, a:db.key_name, 2, { 'file_path': saved_query, 'saved': 1 })
+    endfor
+  endif
+endfunction
+
+function! s:drawer._render_schemas_section(db) abort
+  if a:db.schema_support
+    call self.add('Schemas ('.len(a:db.schemas.items).')', 'toggle', 'schemas', self.get_toggle_icon('schemas', a:db.schemas), a:db.key_name, 1, { 'expanded': a:db.schemas.expanded })
+    if a:db.schemas.expanded
+      for schema in a:db.schemas.list
+        let schema_item = a:db.schemas.items[schema]
+        let tables = schema_item.tables
+        call self.add(schema.' ('.len(tables.items).')', 'toggle', 'schemas->items->'.schema, self.get_toggle_icon('schema', schema_item), a:db.key_name, 2, { 'expanded': schema_item.expanded })
+        if schema_item.expanded
+          call self.render_tables(tables, a:db,'schemas->items->'.schema.'->tables->items', 3, schema)
+        endif
+      endfor
+    endif
+  else
+    call self.add('Tables ('.len(a:db.tables.items).')', 'toggle', 'tables', self.get_toggle_icon('tables', a:db.tables), a:db.key_name, 1, { 'expanded': a:db.tables.expanded })
+    call self.render_tables(a:db.tables, a:db, 'tables->items', 2, '')
+  endif
+endfunction
+
 function! s:drawer._is_schema_ignored(schema_name)
   for ignored_schema in g:db_ui_hide_schemas
     if match(a:schema_name, ignored_schema) > -1

doc/dadbod-ui.txt

@@ -876,6 +876,19 @@ g:Db_ui_table_name_sorter
 
 		Default value: `0`
 
+					      *g:db_ui_drawer_sections*
+g:db_ui_drawer_sections
+		This value defines which sections appear in the drawer and in
+		what order. Available sections are: 'new_query', 'buffers',
+		'saved_queries', and 'schemas'. If not set, all sections
+		are shown in the default order.
+
+		Example to only show schemas/tables and new query:
+>
+		let g:db_ui_drawer_sections = ['schemas', 'new_query']
+<
+		Default value: `['new_query', 'buffers', 'saved_queries', 'schemas']`
+
 					      *g:db_ui_default_query*
 g:db_ui_default_query (DEPRECATED)
 		This value was intially used as a default value for the table

plugin/db_ui.vim

@@ -33,6 +33,8 @@ let g:db_ui_debug = get(g:, 'db_ui_debug', 0)
 let g:db_ui_hide_schemas = get(g:, 'db_ui_hide_schemas', [])
 let g:db_ui_bind_param_pattern = get(g: , 'db_ui_bind_param_pattern', ':\w\+')
 let g:db_ui_is_oracle_legacy = get(g:, 'db_ui_is_oracle_legacy', 0)
+let g:db_ui_drawer_sections = get(g:, 'db_ui_drawer_sections', ['new_query', 'buffers', 'saved_queries', 'schemas'])
+
 let s:dbui_icons = get(g:, 'db_ui_icons', {})
 let s:expanded_icon = get(s:dbui_icons, 'expanded', '▾')
 let s:collapsed_icon = get(s:dbui_icons, 'collapsed', '▸')

test/test-drawer-sections.vim

@@ -0,0 +1,82 @@
+let s:suite = themis#suite('Drawer sections')
+let s:expect = themis#helper('expect')
+
+function! s:suite.before() abort
+  call SetupTestDbs()
+endfunction
+
+function! s:suite.after() abort
+  call Cleanup()
+endfunction
+
+function! s:suite.should_show_default_sections() abort
+  :DBUI
+  call s:expect(&filetype).to_equal('dbui')
+  normal o
+  call s:expect(getline(1, '$')).to_equal([
+        \ '▾ dadbod_ui_test '.g:db_ui_icons.connection_ok,
+        \ '  + New query',
+        \ '  ▸ Saved queries (0)',
+        \ '  ▸ Tables (2)',
+        \ '▸ dadbod_ui_testing',
+        \ ])
+  normal o
+endfunction
+
+function! s:suite.should_show_only_schemas_section() abort
+  call SetOptionVariable('db_ui_drawer_sections', ['schemas'])
+  :DBUI
+  call s:expect(&filetype).to_equal('dbui')
+  normal o
+  call s:expect(getline(1, '$')).to_equal([
+        \ '▾ dadbod_ui_test '.g:db_ui_icons.connection_ok,
+        \ '  ▸ Tables (2)',
+        \ '▸ dadbod_ui_testing',
+        \ ])
+  normal o
+  call UnsetOptionVariable('db_ui_drawer_sections')
+endfunction
+
+function! s:suite.should_show_only_saved_queries_section() abort
+  call SetOptionVariable('db_ui_drawer_sections', ['saved_queries'])
+  :DBUI
+  call s:expect(&filetype).to_equal('dbui')
+  normal o
+  call s:expect(getline(1, '$')).to_equal([
+        \ '▾ dadbod_ui_test '.g:db_ui_icons.connection_ok,
+        \ '  ▸ Saved queries (0)',
+        \ '▸ dadbod_ui_testing',
+        \ ])
+  normal o
+  call UnsetOptionVariable('db_ui_drawer_sections')
+endfunction
+
+function! s:suite.should_show_only_new_query_section() abort
+  call SetOptionVariable('db_ui_drawer_sections', ['new_query'])
+  :DBUI
+  call s:expect(&filetype).to_equal('dbui')
+  normal o
+  call s:expect(getline(1, '$')).to_equal([
+        \ '▾ dadbod_ui_test '.g:db_ui_icons.connection_ok,
+        \ '  + New query',
+        \ '▸ dadbod_ui_testing',
+        \ ])
+  normal o
+  call UnsetOptionVariable('db_ui_drawer_sections')
+endfunction
+
+function! s:suite.should_show_custom_section_order() abort
+  call SetOptionVariable('db_ui_drawer_sections', ['schemas', 'new_query', 'saved_queries'])
+  :DBUI
+  call s:expect(&filetype).to_equal('dbui')
+  normal o
+  call s:expect(getline(1, '$')).to_equal([
+        \ '▾ dadbod_ui_test '.g:db_ui_icons.connection_ok,
+        \ '  ▸ Tables (2)',
+        \ '  + New query',
+        \ '  ▸ Saved queries (0)',
+        \ '▸ dadbod_ui_testing',
+        \ ])
+  normal o
+  call UnsetOptionVariable('db_ui_drawer_sections')
+endfunction