using Astralis;
using Inversion;

namespace Spry.Authentication {

    public class UserEditComponent : Component {

        public int user_id { get; set; }
        public string username { get; set; }
        public UserProjection user { get; set; }

        public override string markup { get { return """
        <spry-context property="user_id" />
        <spry-context property="username" />
        <form
          spry-action=":save"
          spry-method="post"
          hx-disabled-elt="find input, find button"
          hx-indicator="find button"
          hx-swap="outerHTML"
          style="display: grid; grid-template-columns: max-content auto; column-gap: 3em; row-gap: 1em;">
            <label for="username">Username</label>
            <input type="text" name="username" value-expr="this.user.username" disabled>

            <label for="forename">Forename</label>
            <input type="text" name="forename" value-expr="this.user.forename" required>

            <label for="surname">Surname</label>
            <input type="text" name="surname" value-expr="this.user.surname" required>

            <label for="email">Email Address</label>
            <input type="text" name="email" value-expr="this.user.email" required>

            <label for="date_of_birth">Date of Birth</label>
            <input type="date" name="date_of_birth" value-expr='this.user.date_of_birth.format("%Y-%m-%d")' required>

            <label for="new_password">Password</label>
            <input type="password" name="new_password" placeholder="Leave blank to keep unchanged">

            <button style="grid-column: span 2;" type="submit">Save</button>
        </form>
        """; }}        

        private UserService user_service = inject<UserService>();
        private HttpContext http_context = inject<HttpContext>();

        public async override void handle_action (string action) throws Error {
            var form = yield Astralis.FormDataParser.parse (http_context.request.request_body, http_context.request.content_type);
            var dob_strs = form.get_field ("date_of_birth").split("-");
            var dob = new DateTime(new TimeZone.utc (), int.parse(dob_strs[0]), int.parse(dob_strs[1]), int.parse(dob_strs[2]), 0, 0, 0);
            yield user_service.alter_user (user_id, username, form.get_field ("email"), form.get_field ("forename"), form.get_field ("surname"), dob, true);
            
            var new_password = form.get_field ("new_password");
            if(new_password != null && new_password != "") {
                yield user_service.set_password (user_id, new_password);
            }

            response.set_header ("HX-Refresh", "true");
            response.skip_content ();
        }
    }

}