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fix: re-write save_as to work properly with multiple buffers

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This commit is contained in:
CJ van den Berg 2025-08-05 13:42:19 +02:00
parent 3cace58049
commit 886a2582a3
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
2 changed files with 42 additions and 17 deletions
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42
src/tui/mainview.zig
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@ -564,6 +564,48 @@ const cmds = struct {
}
pub const create_new_file_meta: Meta = .{ .description = "New file" };
pub fn save_file_as(self: *Self, ctx: Ctx) Result {
var file_path: []const u8 = undefined;
if (!(ctx.args.match(.{tp.extract(&file_path)}) catch false))
return error.InvalidSafeFileAsArgument;
if (self.get_active_editor()) |editor| {
const buffer = editor.buffer orelse return;
var content = std.ArrayListUnmanaged(u8).empty;
defer content.deinit(self.allocator);
try buffer.root.store(content.writer(self.allocator), buffer.file_eol_mode);
var existing = false;
if (self.buffer_manager.get_buffer_for_file(file_path)) |new_buffer| {
if (new_buffer.is_dirty())
return tp.exit("save as would overwrite unsaved changes");
if (buffer == new_buffer)
return tp.exit("same file");
existing = true;
}
try self.create_editor();
try command.executeName("open_scratch_buffer", command.fmt(.{
file_path,
"",
buffer.file_type_name,
}));
if (self.get_active_editor()) |new_editor| {
const new_buffer = new_editor.buffer orelse return;
if (existing) new_editor.update_buf(new_buffer.root) catch {}; // store an undo point
try new_buffer.reset_from_string_and_update(content.items);
new_buffer.mark_not_ephemeral();
new_buffer.mark_dirty();
new_editor.clamp();
new_editor.update_buf(new_buffer.root) catch {};
tui.need_render();
}
try command.executeName("save_file", .{});
if (buffer.is_ephemeral() and !buffer.is_dirty())
_ = self.buffer_manager.close_buffer(buffer);
}
}
pub const save_file_as_meta: Meta = .{ .arguments = &.{.string} };
pub fn delete_buffer(self: *Self, ctx: Ctx) Result {
var file_path: []const u8 = undefined;
if (!(ctx.args.match(.{tp.extract(&file_path)}) catch false))