// Copyright (C) 2023-2025  Lightpanda (Selecy SAS)
//
// Francis Bouvier <francis@lightpanda.io>
// Pierre Tachoire <pierre@lightpanda.io>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

const lp = @import("lightpanda");

const js = @import("../../js/js.zig");

const Node = @import("../Node.zig");
const Element = @import("../Element.zig");
pub const Generic = @import("svg/Generic.zig");

const String = lp.String;

const Svg = @This();
_type: Type,
_proto: *Element,
_tag_name: String, // Svg elements are case-preserving

pub const Type = union(enum) {
    svg,
    generic: *Generic,
};

pub fn is(self: *Svg, comptime T: type) ?*T {
    inline for (@typeInfo(Type).@"union".fields) |f| {
        if (@field(Type, f.name) == self._type) {
            if (f.type == T) {
                return &@field(self._type, f.name);
            }
            if (f.type == *T) {
                return @field(self._type, f.name);
            }
        }
    }
    return null;
}

pub fn asElement(self: *Svg) *Element {
    return self._proto;
}
pub fn asNode(self: *Svg) *Node {
    return self.asElement().asNode();
}

pub const JsApi = struct {
    pub const bridge = js.Bridge(Svg);

    pub const Meta = struct {
        pub const name = "SVGElement";
        pub const prototype_chain = bridge.prototypeChain();
        pub var class_id: bridge.ClassId = undefined;
    };
};

const testing = @import("../../../testing.zig");
test "WebApi: Svg" {
    try testing.htmlRunner("element/svg", .{});
}
