backend/src/services/common.zig


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const std = @import("std");
const zqlite = @import("zqlite");
const httpz = @import("httpz");

const users_repo = @import("../repos/users_repo.zig");

pub const Env = struct {
    conn: zqlite.Conn,
    secure_cookies: bool,
    user: ?users_repo.User,
};

pub const ServiceError = error{
    BadRequest,
    NotFound,
    Forbidden,
};

pub fn with_body(comptime T: type, req: *httpz.Request) !T {
    if (req.body()) |body| {
        if (std.json.parseFromSlice(T, req.arena, body, .{})) |parsed| {
            defer parsed.deinit();
            return parsed.value;
        } else |_| {
            return ServiceError.BadRequest;
        }
    } else {
        return ServiceError.BadRequest;
    }
}