summary refs log tree commit diff
path: root/.vim/plugin/statusline.lua
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--.vim/plugin/statusline.lua152
1 files changed, 152 insertions, 0 deletions
diff --git a/.vim/plugin/statusline.lua b/.vim/plugin/statusline.lua
new file mode 100644
index 0000000..fed6d33
--- /dev/null
+++ b/.vim/plugin/statusline.lua
@@ -0,0 +1,152 @@
+function _G.statusline()
+  local bufnr = vim.fn.bufnr() or 0
+  local hi = statusline_color(vim.fn.mode())
+
+  local sl = hi
+  -- sl = sl .. statusline_append([[ ⢷]], 'StatusLineIcon', hi)
+
+  sl = sl .. [[%-h%-w%-q%-f %-m%-r]]
+
+  sl = sl .. statusline_append(statusline_git(bufnr, hi), 'StatusLineGit', hi)
+
+  sl = sl .. statusline_append(statusline_grapple(bufnr, hi), 'StatusLineGrapple', hi)
+
+  sl = sl .. [[ %= ]] -- spacer
+
+  sl = sl .. statusline_append(statusline_lsp_diagnostics(bufnr, hi), 'StatusLineDiagnostics', hi)
+
+  sl = sl .. statusline_append(statusline_dap(bufnr, hi), 'StatusLineDap', hi)
+
+  -- sl = sl .. [[ %= ]] -- spacer
+
+  sl = sl .. statusline_append(statusline_spinner(bufnr, hi), 'StatusLineJobs', hi)
+
+  sl = sl .. [[%-l:%-v --%p%%-- %-Y]]
+
+  return sl
+end
+
+function _G.statusline_color(mode)
+  local hi = '%*'
+  if mode == 'i' then
+    -- hi = '%#StatusLineInsert#'
+  elseif mode == 'c' then
+    -- hi = '%#StatusLineCommand#'
+  elseif mode == 'v' or mode == 'V' or mode == '' then
+    hi = '%#StatusLineVisual#'
+  elseif mode == 'R' or mode == 'Rv' then
+    hi = '%#StatusLineReplace#'
+  end
+  -- return '%{g:actual_curwin==win_getid()?'.. hi ..':%#StatusLineNC#}'
+  return hi
+end
+
+-- does item highlighting and conditionnal spacing
+function _G.statusline_append(element, hi, default_hi, opts)
+  if not element or element == '' then
+    return ''
+  end
+  opts = opts or { append_space = true }
+
+  if hi ~= nil then
+    hi = '%#' .. hi .. '#'
+  end
+  if not (default_hi == '%*') then
+    hi = default_hi
+  end
+  local el = hi .. element .. default_hi
+  if opts.append_space then
+    el = el .. ' '
+  end
+  return el
+end
+
+function _G.statusline_combine_hi(outer_name, inner_name)
+  local outer = vim.api.nvim_get_hl(0, { name = outer_name, create = false })
+  local inner = vim.api.nvim_get_hl(0, { name = inner_name, create = false })
+  -- try to find a predefined hl
+  local name = (outer_name .. inner_name)
+  if vim.api.nvim_get_hl(0, { name = name, create = false }) then
+    return name
+  end
+  -- generate one new one automatically
+  name = ('autohi_' .. outer_name .. inner_name)
+  vim.api.nvim_get_hl(0, { name = name, create = true })
+  local hi = vim.tbl_extend('force', inner, { bg = inner.fg }, { fg = outer.bg })
+  vim.api.nvim_set_hl(0, name, hi)
+  return name
+end
+
+function _G.statusline_lsp_diagnostics(bufnr, default_hi)
+  local signs = vim.diagnostic.config().signs.text or {}
+  local error_num = vim.diagnostic.get(bufnr, { severity = vim.diagnostic.severity.ERROR })
+  local warn_num = vim.diagnostic.get(bufnr, { severity = vim.diagnostic.severity.WARN })
+
+  local s = ''
+  if #error_num > 0 then
+    local errs = signs[vim.diagnostic.severity.ERROR] .. ' ' .. #error_num
+    s = s
+      .. statusline_append(errs, statusline_combine_hi('StatusLine', 'DiagnosticError'), default_hi)
+  end
+  if #warn_num > 0 then
+    local warns = signs[vim.diagnostic.severity.WARN] .. ' ' .. #warn_num
+    s = s
+      .. statusline_append(warns, statusline_combine_hi('StatusLine', 'DiagnosticWarn'), default_hi)
+  end
+  return vim.trim(s)
+end
+
+function _G.statusline_git(_, hi)
+  if vim.b.gitsigns_status and vim.b.gitsigns_status ~= '' then
+    return statusline_append('[' .. vim.b.gitsigns_status .. ']', 'StatusLineGitChanges', hi)
+  end
+end
+
+function _G.statusline_grapple(_, _)
+  local g = package.loaded.grapple
+  if not g then
+    return ''
+  end
+  return g.statusline()
+  -- if not g or not g.exists({ buffer = bufnr }) then
+  --   return ''
+  -- end
+  -- return '➥ ' .. g.key({ buffer = bufnr })
+end
+
+function _G.statusline_spinner(bufnr, _)
+  local sp = package.loaded.spinner
+  if not sp then
+    return ''
+  end
+  return sp.status(bufnr)
+end
+
+function _G.statusline_dap(_, _)
+  local dap = package.loaded.dap
+  if not dap then
+    return ''
+  end
+  local s = dap.status()
+  if s == '' then
+    return s
+  end
+  return '[DAP: ' .. s .. ']'
+end
+
+local hi = function(name, opts)
+  vim.api.nvim_set_hl(0, name, opts)
+end
+
+local statusline = vim.api.nvim_get_hl(0, { name = 'StatusLine', create = false })
+hi('StatusLineDiagnosticError', { fg = 'NvimDarkRed', bg = statusline.bg, bold = true })
+hi('StatusLineDiagnosticWarn', { fg = 'NvimDarkYellow', bg = statusline.bg, bold = true })
+
+vim.opt.statusline = '%{%v:lua.statusline()%}'
+
+-- WINBAR --
+-- vim.opt.winbar = [[%h%w%q%f %-m %-r %= %#WinBarCwd#%{%getcwd()%}%*]] -- keep it simple
+-- function _G.winbar()
+--   return [[%<%F %-m %-r]]
+-- end
+-- vim.opt.winbar = '%{%v:lua.winbar()%}'