Add colours to the Neovim logo in the dashboard

1 files changed, 37 insertions, 8 deletions

diff --git a/lua/config/dashboard.lua b/lua/config/dashboard.lua
index b5dc2ed..8ccd6d9 100644
--- a/lua/config/dashboard.lua
+++ b/lua/config/dashboard.lua
@@ -14,26 +14,29 @@ local function quote()
 	return lines
 end
 
+local header_art = {
+	"│  ╲   │ │",
+	"│   ╲  │ │",
+	"│ │╲ ╲ │ │",
+	"│ │ ╲ ╲│ │",
+	"│ │  ╲   │",
+	"│ │   ╲  │",
+}
+
 db.setup {
 	theme = "hyper",
 	config = {
 		week_header = {
 			enable = false
 		},
-		header = {
-			"│  ╲   │ │",
-			"│   ╲  │ │",
-			"│ │╲ ╲ │ │",
-			"│ │ ╲ ╲│ │",
-			"│ │  ╲   │",
-			"│ │   ╲  │",
+		header = vim.list_extend(vim.list_extend({}, header_art), {
 			"                                                  ",
 			"Neovim v" .. vim.version().major .. '.' .. vim.version().minor .. '.' .. vim.version().patch,
 			"   " .. os.date("%A, %B %d, %Y"),  -- your custom date/day line
 			"",
 			"[TIP: To exit Vim, use a Sledgehammer!]",
 			""
-		},
+		}),
 		shortcut = {
 			{
 				icon = " ",
@@ -86,4 +89,30 @@ db.setup {
 		footer = quote(),
 	},
 }
+
+-- Two-tone header: blue left, green right
+vim.api.nvim_set_hl(0, "DashboardHeaderBlue", { fg = "#3394D4" })
+vim.api.nvim_set_hl(0, "DashboardHeaderGreen", { fg = "#75B35F" })
+local ns = vim.api.nvim_create_namespace("dashboard_header_colours")
+
+vim.api.nvim_create_autocmd("User", {
+	pattern = "DashboardLoaded",
+	callback = function()
+		local bufnr = vim.api.nvim_get_current_buf()
+		if vim.bo[bufnr].filetype ~= "dashboard" then return end
+		for i, line in ipairs(vim.api.nvim_buf_get_lines(bufnr, 0, -1, false)) do
+			local trimmed = line:match("^%s*(.-)%s*$")
+			for _, a in ipairs(header_art) do
+				if trimmed == a then
+					local row = i - 1
+					local col = line:find("%S") - 1
+					local mid = col + vim.str_byteindex(trimmed, 4)
+					vim.api.nvim_buf_add_highlight(bufnr, ns, "DashboardHeaderBlue", row, col, mid)
+					vim.api.nvim_buf_add_highlight(bufnr, ns, "DashboardHeaderGreen", row, mid, col + #trimmed)
+					break
+				end
+			end
+		end
+	end,
+})
 end