feat(picker): Add file history picker

2026-08-15 23:53:18 +00:00 · 2025-07-03 21:46:24 +02:00
parent 5aaf396b70
commit b6def1df67
3 changed files with 245 additions and 1 deletions
@@ -37,4 +37,128 @@ function M.status(opts, files)
 	snacks.picker.pick(merged_opts)
 end

+local function format_jj_log(item, picker)
+	local a = Snacks.picker.util.align
+	local ret = {} ---@type snacks.picker.Highlight[]
+
+	-- Add symbol (if available) and revision
+	if item.symbol and item.symbol ~= "" then
+		ret[#ret + 1] = { a(item.symbol, 1, { truncate = true }), "SnacksPickerGitMsg" }
+	else
+		ret[#ret + 1] = { "?", "SnacksPickerGitMsg" }
+	end
+
+	ret[#ret + 1] = { " " }
+
+	local rev = item.rev or "unknown"
+	-- INFO: This highlight is kind of a nice hack to avoid doing my own highlighs for the moment
+	--- At some point i'll probably do mines
+	ret[#ret + 1] = { a(rev, 4, { truncate = true }), "SnacksPickerGitBreaking" }
+	if #rev >= 4 then
+		ret[#ret + 1] = { " " }
+	end
+
+	if item.author then
+		ret[#ret + 1] = { a(item.author, 8, { truncate = true }), "SnacksPcikerGitMsg" }
+		if #item.author >= 8 then
+			ret[#ret + 1] = { " " }
+		end
+	end
+
+	if item.time then
+		local year, month, day = item.time:match("(%d+)-(%d+)-(%d+)")
+		local formatted = string.format("%s-%s-%s", year, day, month)
+		ret[#ret + 1] = { a(formatted, 10), "SnacksPickerGitDate" }
+		if #formatted >= 10 then
+			ret[#ret + 1] = { " " }
+		end
+	end
+
+	if item.commit_id then
+		ret[#ret + 1] = { a(item.commit_id, 4, { truncate = true }), "SnacksPickerGitCommit" }
+		if #item.commit_id >= 4 then
+			ret[#ret + 1] = { " " }
+		end
+	end
+
+	-- This comes from snacks git description formattedr
+	local desc = item.description or ""
+	local type, scope, breaking, body = desc:match("^(%S+)%s*(%(.-%))(!?):%s*(.*)$")
+
+	if not type then
+		type, breaking, body = desc:match("^(%S+)(!?):%s*(.*)$")
+	end
+	local msg_hl = "SnacksPickerGitMsg"
+	if type and body then
+		local dimmed = vim.tbl_contains({ "chore", "bot", "build", "ci", "style", "test" }, type)
+		msg_hl = dimmed and "SnacksPickerDimmed" or "SnacksPickerGitMsg"
+		ret[#ret + 1] = {
+			type,
+			breaking ~= "" and "SnacksPickerGitBreaking" or dimmed and "SnacksPickerBold" or "SnacksPickerGitType",
+		}
+		if scope and scope ~= "" then
+			ret[#ret + 1] = { scope, "SnacksPickerGitScope" }
+		end
+		if breaking ~= "" then
+			ret[#ret + 1] = { "!", "SnacksPickerGitBreaking" }
+		end
+		ret[#ret + 1] = { ":", "SnacksPickerDelim" }
+		ret[#ret + 1] = { " " }
+		desc = body
+	end
+
+	ret[#ret + 1] = { desc, msg_hl }
+	return ret
+end
+
+---@param opts  jj.picker.config
+---@param log_lines jj.picker.log_line[]
+function M.file_log_history(opts, log_lines)
+	if not opts.snacks then
+		return utils.notify("Snacks picker is `disabled`", vim.log.levels.INFO)
+	end
+
+	local snacks = require("snacks")
+
+	local snacks_opts
+	-- If its true we default to an empty table
+	if opts.snacks == true then
+		snacks_opts = {}
+	else
+		--- Otherwise we get the table from the config
+		---@type table
+		snacks_opts = opts.snacks
+	end
+
+	local merged_opts = vim.tbl_deep_extend("force", snacks_opts, {
+		source = "jj",
+		items = log_lines,
+		title = "JJ Log",
+		format = format_jj_log,
+		confirm = function(picker, item)
+			picker:close()
+
+			if not item or not item.rev then
+				return
+			end
+
+			local _, ok = utils.execute_command(
+				string.format("jj edit %s --ignore-immutable", item.rev),
+				string.format("could not edit revision '%s'", item.rev)
+			)
+
+			if ok then
+				utils.notify(string.format("Editing revision `%s`", item.rev), vim.log.levels.INFO)
+			end
+		end,
+		preview = function(ctx)
+			if ctx.item.rev and ctx.item.diff_cmd then
+				snacks.picker.preview.cmd(ctx.item.diff_cmd, ctx, {})
+			end
+		end,
+	})
+
+	snacks.picker.pick(merged_opts)
+end
+
 return M