@@ -8,7 +8,7 @@ const Data = @This();
post: ?PostData,
query: QueryData,
pub fn Validate(data: Data, comptime T: type) !T {
pub fn validate(data: Data, comptime T: type) !T {
return RequestData(T).init(data);
}
@@ -207,18 +207,17 @@ pub fn RequestData(comptime T: type) type {
const Self = @This();
pub fn init(data: Data) !T {
return switch (@TypeOf(data)) {
QueryData => initQuery(data),
PostData => initPost(data),
else => comptime unreachable,
};
//const info = @typeInfo(T).@"struct".info.fields;
//if (info.len == 2) {
// for (std.meta.fields(T)) |field| {
// if (!eql(u8, field.name, "post") or !eql(u8, field.name, "query")) {
// }
// }
//} else @compileLog("not implemented");
var query_valid = data.query.validator();
var mpost_valid = if (data.post) |post| post.validator() else null;
var req: T = undefined;
inline for (std.meta.fields(T)) |field| {
if (mpost_valid) |*post_valid| {
@field(req, field.name) = get(field.type, field.name, post_valid, field.default_value) catch try get(field.type, field.name, &query_valid, field.default_value);
} else {
@field(req, field.name) = try get(field.type, field.name, &query_valid, field.default_value);
}
}
return req;
}
pub fn initMap(a: Allocator, data: Data) !T {
@@ -228,23 +227,27 @@ pub fn RequestData(comptime T: type) type {
return error.NotImplemented;
}
fn get(FieldType: type, comptime name: []const u8, valid: anytype, default: ?*const anyopaque) !FieldType {
return switch (@typeInfo(FieldType)) {
.Optional => |opt| switch (opt.child) {
bool => if (valid.optionalBool(name)) |b|
b
else if (default != null)
@as(*const ?bool, @ptrCast(default.?)).*
else
null,
else => if (valid.optional(name)) |o| o.value else null,
},
.Pointer => (try valid.require(name)).value,
else => comptime unreachable,
};
}
fn initQuery(query: QueryData) !T {
var valid = query.validator();
var req: T = undefined;
inline for (std.meta.fields(T)) |field| {
@field(req, field.name) = switch (@typeInfo(field.type)) {
.Optional => |opt| switch (opt.child) {
bool => if (valid.optionalBool(field.name)) |b|
b
else if (field.default_value != null)
@as(*const ?bool, @ptrCast(field.default_value.?)).*
else
null,
else => if (valid.optional(field.name)) |o| o.value else null,
},
.Pointer => (try valid.require(field.name)).value,
else => unreachable,
};
@field(req, field.name) = try get(field.type, field.name, &valid, field.default_value);
}
return req;
}
@@ -254,11 +257,7 @@ pub fn RequestData(comptime T: type) type {
var req: T = undefined;
inline for (std.meta.fields(T)) |field| {
@field(req, field.name) = switch (@typeInfo(field.type)) {
.Optional => if (valid.optional(field.name)) |o| o.value else null,
.Pointer => (try valid.require(field.name)).value,
else => unreachable,
};
@field(req, field.name) = try get(field.type, field.name, &valid, field.default_value);
}
return req;
}