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const std = @import("std");
pub const Message = union(enum) {
void: void,
static: []const u8,
streaming: std.Io.File,
pub fn string(content: []const u8) Message {
return .{ .static = content };
}
pub fn file(io: std.Io, path: []const u8) !Message {
return .{ .streaming = try std.Io.Dir.cwd().openFile(io, path, .{
.allow_directory = false,
}) };
}
};
status: std.http.Status,
message: Message,
pub fn with(status: std.http.Status, message: Message) @This() {
return .{ .status = status, .message = message };
}
pub fn ok(message: Message) @This() {
return with(.ok, message);
}
pub fn send(
self: *const @This(),
io: std.Io,
request: *std.http.Server.Request,
) !void {
switch (self.message) {
.void => {
try request.respond("", .{ .status = self.status });
},
.static => |content| {
try request.respond(content, .{ .status = self.status });
},
.streaming => |file| {
var write_buffer: [1024]u8 = undefined;
var read_buffer: [1024]u8 = undefined;
var body_writer = try request.respondStreaming(&write_buffer, .{
.respond_options = .{
.status = self.status,
.transfer_encoding = .chunked,
},
});
var file_reader = file.reader(io, &read_buffer);
_ = try file_reader.interface.streamRemaining(&body_writer.writer);
try body_writer.end();
},
}
}
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