app: add user attributes schema page (#802)

.devcontainer/Dockerfile

@@ -1,4 +1,4 @@
-FROM rust:1.72
+FROM rust:1.74
 
 ARG USERNAME=lldapdev
 # We need to keep the user as 1001 to match the GitHub runner's UID.

app/queries/create_user_attribute.graphql

@@ -0,0 +1,5 @@
+mutation CreateUserAttribute($name: String!, $attributeType: AttributeType!, $isList: Boolean!, $isVisible: Boolean!, $isEditable: Boolean!) {
+    addUserAttribute(name: $name, attributeType: $attributeType, isList: $isList, isVisible: $isVisible, isEditable: $isEditable) {
+        ok
+    }
+}

app/queries/delete_user_attribute.graphql

@@ -0,0 +1,5 @@
+mutation DeleteUserAttributeQuery($name: String!) {
+    deleteUserAttribute(name: $name) {
+        ok
+    }
+}

app/queries/get_user_attributes_schema.graphql

@@ -0,0 +1,14 @@
+query GetUserAttributesSchema {
+  schema {
+    userSchema {
+      attributes {
+        name
+        attributeType
+        isList
+        isVisible
+        isEditable
+        isHardcoded
+      }
+    }
+  }
+}

app/src/components/app.rs

@@ -3,6 +3,7 @@ use crate::{
         change_password::ChangePasswordForm,
         create_group::CreateGroupForm,
         create_user::CreateUserForm,
+        create_user_attribute::CreateUserAttributeForm,
         group_details::GroupDetails,
         group_table::GroupTable,
         login::LoginForm,
@@ -11,6 +12,7 @@ use crate::{
         reset_password_step2::ResetPasswordStep2Form,
         router::{AppRoute, Link, Redirect},
         user_details::UserDetails,
+        user_schema_table::ListUserSchema,
         user_table::UserTable,
     },
     infra::{api::HostService, cookies::get_cookie},
@@ -227,6 +229,9 @@ impl App {
             AppRoute::CreateGroup => html! {
                 <CreateGroupForm/>
             },
+            AppRoute::CreateUserAttribute => html! {
+                <CreateUserAttributeForm/>
+            },
             AppRoute::ListGroups => html! {
                 <div>
                   <GroupTable />
@@ -236,6 +241,9 @@ impl App {
                   </Link>
                 </div>
             },
+            AppRoute::ListUserSchema => html! {
+                <ListUserSchema />
+            },
             AppRoute::GroupDetails { group_id } => html! {
                 <GroupDetails group_id={*group_id} />
             },
@@ -291,6 +299,14 @@ impl App {
                           {"Groups"}
                         </Link>
                       </li>
+                      <li>
+                        <Link
+                          classes="nav-link px-2 h6"
+                          to={AppRoute::ListUserSchema}>
+                          <i class="bi-list-ul me-2"></i>
+                          {"User schema"}
+                        </Link>
+                      </li>
                     </>
                   } } else { html!{} } }
                 </ul>

app/src/components/create_user_attribute.rs

@@ -0,0 +1,186 @@
+use std::str::FromStr;
+
+use crate::{
+    components::{
+        form::{checkbox::CheckBox, field::Field, select::Select, submit::Submit},
+        router::AppRoute,
+    },
+    convert_attribute_type,
+    infra::{
+        common_component::{CommonComponent, CommonComponentParts},
+        schema::AttributeType,
+    },
+};
+use anyhow::{bail, Result};
+use gloo_console::log;
+use graphql_client::GraphQLQuery;
+use validator::ValidationError;
+use validator_derive::Validate;
+use yew::prelude::*;
+use yew_form_derive::Model;
+use yew_router::{prelude::History, scope_ext::RouterScopeExt};
+
+#[derive(GraphQLQuery)]
+#[graphql(
+    schema_path = "../schema.graphql",
+    query_path = "queries/create_user_attribute.graphql",
+    response_derives = "Debug",
+    custom_scalars_module = "crate::infra::graphql"
+)]
+pub struct CreateUserAttribute;
+
+convert_attribute_type!(create_user_attribute::AttributeType);
+
+pub struct CreateUserAttributeForm {
+    common: CommonComponentParts<Self>,
+    form: yew_form::Form<CreateUserAttributeModel>,
+}
+
+#[derive(Model, Validate, PartialEq, Eq, Clone, Default, Debug)]
+pub struct CreateUserAttributeModel {
+    #[validate(length(min = 1, message = "attribute_name is required"))]
+    attribute_name: String,
+    #[validate(custom = "validate_attribute_type")]
+    attribute_type: String,
+    is_editable: bool,
+    is_list: bool,
+    is_visible: bool,
+}
+
+fn validate_attribute_type(attribute_type: &str) -> Result<(), ValidationError> {
+    let result = AttributeType::from_str(attribute_type);
+    match result {
+        Ok(_) => Ok(()),
+        _ => Err(ValidationError::new("Invalid attribute type")),
+    }
+}
+
+pub enum Msg {
+    Update,
+    SubmitForm,
+    CreateUserAttributeResponse(Result<create_user_attribute::ResponseData>),
+}
+
+impl CommonComponent<CreateUserAttributeForm> for CreateUserAttributeForm {
+    fn handle_msg(
+        &mut self,
+        ctx: &Context<Self>,
+        msg: <Self as Component>::Message,
+    ) -> Result<bool> {
+        match msg {
+            Msg::Update => Ok(true),
+            Msg::SubmitForm => {
+                if !self.form.validate() {
+                    bail!("Check the form for errors");
+                }
+                let model = self.form.model();
+                if model.is_editable && !model.is_visible {
+                    bail!("Editable attributes must also be visible");
+                }
+                let attribute_type = model.attribute_type.parse::<AttributeType>().unwrap();
+                let req = create_user_attribute::Variables {
+                    name: model.attribute_name,
+                    attribute_type: create_user_attribute::AttributeType::from(attribute_type),
+                    is_editable: model.is_editable,
+                    is_list: model.is_list,
+                    is_visible: model.is_visible,
+                };
+                self.common.call_graphql::<CreateUserAttribute, _>(
+                    ctx,
+                    req,
+                    Msg::CreateUserAttributeResponse,
+                    "Error trying to create user attribute",
+                );
+                Ok(true)
+            }
+            Msg::CreateUserAttributeResponse(response) => {
+                response?;
+                let model = self.form.model();
+                log!(&format!(
+                    "Created user attribute '{}'",
+                    model.attribute_name
+                ));
+                ctx.link().history().unwrap().push(AppRoute::ListUserSchema);
+                Ok(true)
+            }
+        }
+    }
+
+    fn mut_common(&mut self) -> &mut CommonComponentParts<Self> {
+        &mut self.common
+    }
+}
+
+impl Component for CreateUserAttributeForm {
+    type Message = Msg;
+    type Properties = ();
+
+    fn create(_: &Context<Self>) -> Self {
+        let model = CreateUserAttributeModel {
+            attribute_type: AttributeType::String.to_string(),
+            ..Default::default()
+        };
+        Self {
+            common: CommonComponentParts::<Self>::create(),
+            form: yew_form::Form::<CreateUserAttributeModel>::new(model),
+        }
+    }
+
+    fn update(&mut self, ctx: &Context<Self>, msg: Self::Message) -> bool {
+        CommonComponentParts::<Self>::update(self, ctx, msg)
+    }
+
+    fn view(&self, ctx: &Context<Self>) -> Html {
+        let link = ctx.link();
+        html! {
+          <div class="row justify-content-center">
+            <form class="form py-3" style="max-width: 636px">
+              <h5 class="fw-bold">{"Create a user attribute"}</h5>
+              <Field<CreateUserAttributeModel>
+                label="Name"
+                required={true}
+                form={&self.form}
+                field_name="attribute_name"
+                oninput={link.callback(|_| Msg::Update)} />
+              <Select<CreateUserAttributeModel>
+                label="Type"
+                required={true}
+                form={&self.form}
+                field_name="attribute_name"
+                oninput={link.callback(|_| Msg::Update)}>
+                <option selected=true value="String">{"String"}</option>
+                <option value="Integer">{"Integer"}</option>
+                <option value="Jpeg">{"Jpeg"}</option>
+                <option value="DateTime">{"DateTime"}</option>
+              </Select<CreateUserAttributeModel>>
+              <CheckBox<CreateUserAttributeModel>
+                label="Multiple values"
+                form={&self.form}
+                field_name="is_list"
+                ontoggle={link.callback(|_| Msg::Update)} />
+              <CheckBox<CreateUserAttributeModel>
+                label="Visible to users"
+                form={&self.form}
+                field_name="is_visible"
+                ontoggle={link.callback(|_| Msg::Update)} />
+              <CheckBox<CreateUserAttributeModel>
+                label="Editable by users"
+                form={&self.form}
+                field_name="is_editable"
+                ontoggle={link.callback(|_| Msg::Update)} />
+              <Submit
+                disabled={self.common.is_task_running()}
+                onclick={link.callback(|e: MouseEvent| {e.prevent_default(); Msg::SubmitForm})}/>
+            </form>
+            { if let Some(e) = &self.common.error {
+                html! {
+                  <div class="alert alert-danger">
+                    {e.to_string() }
+                  </div>
+                }
+              } else { html! {} }
+            }
+          </div>
+        }
+    }
+}

app/src/components/delete_user_attribute.rs

@@ -0,0 +1,172 @@
+use crate::infra::{
+    common_component::{CommonComponent, CommonComponentParts},
+    modal::Modal,
+};
+use anyhow::{Error, Result};
+use graphql_client::GraphQLQuery;
+use yew::prelude::*;
+
+#[derive(GraphQLQuery)]
+#[graphql(
+    schema_path = "../schema.graphql",
+    query_path = "queries/delete_user_attribute.graphql",
+    response_derives = "Debug",
+    custom_scalars_module = "crate::infra::graphql"
+)]
+pub struct DeleteUserAttributeQuery;
+
+pub struct DeleteUserAttribute {
+    common: CommonComponentParts<Self>,
+    node_ref: NodeRef,
+    modal: Option<Modal>,
+}
+
+#[derive(yew::Properties, Clone, PartialEq, Debug)]
+pub struct DeleteUserAttributeProps {
+    pub attribute_name: String,
+    pub on_attribute_deleted: Callback<String>,
+    pub on_error: Callback<Error>,
+}
+
+pub enum Msg {
+    ClickedDeleteUserAttribute,
+    ConfirmDeleteUserAttribute,
+    DismissModal,
+    DeleteUserAttributeResponse(Result<delete_user_attribute_query::ResponseData>),
+}
+
+impl CommonComponent<DeleteUserAttribute> for DeleteUserAttribute {
+    fn handle_msg(
+        &mut self,
+        ctx: &Context<Self>,
+        msg: <Self as Component>::Message,
+    ) -> Result<bool> {
+        match msg {
+            Msg::ClickedDeleteUserAttribute => {
+                self.modal.as_ref().expect("modal not initialized").show();
+            }
+            Msg::ConfirmDeleteUserAttribute => {
+                self.update(ctx, Msg::DismissModal);
+                self.common.call_graphql::<DeleteUserAttributeQuery, _>(
+                    ctx,
+                    delete_user_attribute_query::Variables {
+                        name: ctx.props().attribute_name.clone(),
+                    },
+                    Msg::DeleteUserAttributeResponse,
+                    "Error trying to delete user attribute",
+                );
+            }
+            Msg::DismissModal => {
+                self.modal.as_ref().expect("modal not initialized").hide();
+            }
+            Msg::DeleteUserAttributeResponse(response) => {
+                response?;
+                ctx.props()
+                    .on_attribute_deleted
+                    .emit(ctx.props().attribute_name.clone());
+            }
+        }
+        Ok(true)
+    }
+
+    fn mut_common(&mut self) -> &mut CommonComponentParts<Self> {
+        &mut self.common
+    }
+}
+
+impl Component for DeleteUserAttribute {
+    type Message = Msg;
+    type Properties = DeleteUserAttributeProps;
+
+    fn create(_: &Context<Self>) -> Self {
+        Self {
+            common: CommonComponentParts::<Self>::create(),
+            node_ref: NodeRef::default(),
+            modal: None,
+        }
+    }
+
+    fn rendered(&mut self, _: &Context<Self>, first_render: bool) {
+        if first_render {
+            self.modal = Some(Modal::new(
+                self.node_ref
+                    .cast::<web_sys::Element>()
+                    .expect("Modal node is not an element"),
+            ));
+        }
+    }
+
+    fn update(&mut self, ctx: &Context<Self>, msg: Self::Message) -> bool {
+        CommonComponentParts::<Self>::update_and_report_error(
+            self,
+            ctx,
+            msg,
+            ctx.props().on_error.clone(),
+        )
+    }
+
+    fn view(&self, ctx: &Context<Self>) -> Html {
+        let link = &ctx.link();
+        html! {
+          <>
+          <button
+            class="btn btn-danger"
+            disabled={self.common.is_task_running()}
+            onclick={link.callback(|_| Msg::ClickedDeleteUserAttribute)}>
+            <i class="bi-x-circle-fill" aria-label="Delete attribute" />
+          </button>
+          {self.show_modal(ctx)}
+          </>
+        }
+    }
+}
+
+impl DeleteUserAttribute {
+    fn show_modal(&self, ctx: &Context<Self>) -> Html {
+        let link = &ctx.link();
+        html! {
+          <div
+            class="modal fade"
+            id={"deleteUserAttributeModal".to_string() + &ctx.props().attribute_name}
+            tabindex="-1"
+            aria-labelledby="deleteUserAttributeModalLabel"
+            aria-hidden="true"
+            ref={self.node_ref.clone()}>
+            <div class="modal-dialog">
+              <div class="modal-content">
+                <div class="modal-header">
+                  <h5 class="modal-title" id="deleteUserAttributeModalLabel">{"Delete user attribute?"}</h5>
+                  <button
+                    type="button"
+                    class="btn-close"
+                    aria-label="Close"
+                    onclick={link.callback(|_| Msg::DismissModal)} />
+                </div>
+                <div class="modal-body">
+                <span>
+                  {"Are you sure you want to delete user attribute "}
+                  <b>{&ctx.props().attribute_name}</b>{"?"}
+                </span>
+                </div>
+                <div class="modal-footer">
+                  <button
+                    type="button"
+                    class="btn btn-secondary"
+                    onclick={link.callback(|_| Msg::DismissModal)}>
+                      <i class="bi-x-circle me-2"></i>
+                      {"Cancel"}
+                  </button>
+                  <button
+                    type="button"
+                    onclick={link.callback(|_| Msg::ConfirmDeleteUserAttribute)}
+                    class="btn btn-danger">
+                    <i class="bi-check-circle me-2"></i>
+                    {"Yes, I'm sure"}
+                 </button>
+                </div>
+              </div>
+            </div>
+          </div>
+        }
+    }
+}

app/src/components/form/checkbox.rs

@@ -0,0 +1,35 @@
+use yew::{function_component, html, virtual_dom::AttrValue, Callback, Properties};
+use yew_form::{Form, Model};
+
+#[derive(Properties, PartialEq)]
+pub struct Props<T: Model> {
+    pub label: AttrValue,
+    pub field_name: String,
+    pub form: Form<T>,
+    #[prop_or(false)]
+    pub required: bool,
+    #[prop_or_else(Callback::noop)]
+    pub ontoggle: Callback<bool>,
+}
+
+#[function_component(CheckBox)]
+pub fn checkbox<T: Model>(props: &Props<T>) -> Html {
+    html! {
+        <div class="form-group row mb-3">
+            <label for={props.field_name.clone()}
+                class="form-label col-4 col-form-label">
+                {&props.label}
+                {if props.required {
+                    html!{<span class="text-danger">{"*"}</span>}
+                } else {html!{}}}
+                {":"}
+            </label>
+            <div class="col-8">
+                <yew_form::CheckBox<T>
+                form={&props.form}
+                field_name={props.field_name.clone()}
+                ontoggle={props.ontoggle.clone()} />
+            </div>
+        </div>
+    }
+}

app/src/components/form/field.rs

@@ -0,0 +1,42 @@
+use yew::{function_component, html, virtual_dom::AttrValue, Callback, InputEvent, Properties};
+use yew_form::{Form, Model};
+
+#[derive(Properties, PartialEq)]
+pub struct Props<T: Model> {
+    pub label: AttrValue,
+    pub field_name: String,
+    pub form: Form<T>,
+    #[prop_or(false)]
+    pub required: bool,
+    #[prop_or_else(Callback::noop)]
+    pub oninput: Callback<InputEvent>,
+}
+
+#[function_component(Field)]
+pub fn field<T: Model>(props: &Props<T>) -> Html {
+    html! {
+        <div class="row mb-3">
+            <label for={props.field_name.clone()}
+                class="form-label col-4 col-form-label">
+                {&props.label}
+                {if props.required {
+                    html!{<span class="text-danger">{"*"}</span>}
+                } else {html!{}}}
+                {":"}
+            </label>
+            <div class="col-8">
+                <yew_form::Field<T>
+                    form={&props.form}
+                    field_name={props.field_name.clone()}
+                    class="form-control"
+                    class_invalid="is-invalid has-error"
+                    class_valid="has-success"
+                    autocomplete={props.field_name.clone()}
+                    oninput={&props.oninput} />
+                    <div class="invalid-feedback">
+                        {&props.form.field_message(&props.field_name)}
+                    </div>
+            </div>
+        </div>
+    }
+}

app/src/components/form/mod.rs

@@ -0,0 +1,4 @@
+pub mod checkbox;
+pub mod field;
+pub mod select;
+pub mod submit;

app/src/components/form/select.rs

@@ -0,0 +1,46 @@
+use yew::{
+    function_component, html, virtual_dom::AttrValue, Callback, Children, InputEvent, Properties,
+};
+use yew_form::{Form, Model};
+
+#[derive(Properties, PartialEq)]
+pub struct Props<T: Model> {
+    pub label: AttrValue,
+    pub field_name: String,
+    pub form: Form<T>,
+    #[prop_or(false)]
+    pub required: bool,
+    #[prop_or_else(Callback::noop)]
+    pub oninput: Callback<InputEvent>,
+    pub children: Children,
+}
+
+#[function_component(Select)]
+pub fn select<T: Model>(props: &Props<T>) -> Html {
+    html! {
+        <div class="row mb-3">
+            <label for={props.field_name.clone()}
+                class="form-label col-4 col-form-label">
+                {&props.label}
+                {if props.required {
+                    html!{<span class="text-danger">{"*"}</span>}
+                } else {html!{}}}
+                {":"}
+            </label>
+            <div class="col-8">
+                <yew_form::Select<T>
+                    form={&props.form}
+                    class="form-control"
+                    class_invalid="is-invalid has-error"
+                    class_valid="has-success"
+                    field_name={props.field_name.clone()}
+                    oninput={&props.oninput} >
+                    {for props.children.iter()}
+                </yew_form::Select<T>>
+                <div class="invalid-feedback">
+                    {&props.form.field_message(&props.field_name)}
+                </div>
+            </div>
+        </div>
+    }
+}

app/src/components/form/submit.rs

@@ -0,0 +1,24 @@
+use web_sys::MouseEvent;
+use yew::{function_component, html, Callback, Properties};
+
+#[derive(Properties, PartialEq)]
+pub struct Props {
+    pub disabled: bool,
+    pub onclick: Callback<MouseEvent>,
+}
+
+#[function_component(Submit)]
+pub fn submit(props: &Props) -> Html {
+    html! {
+        <div class="form-group row justify-content-center">
+            <button
+                class="btn btn-primary col-auto col-form-label"
+                type="submit"
+                disabled={props.disabled}
+                onclick={&props.onclick}>
+                <i class="bi-save me-2"></i>
+                {"Submit"}
+            </button>
+        </div>
+    }
+}

app/src/components/mod.rs

@@ -4,8 +4,11 @@ pub mod app;
 pub mod change_password;
 pub mod create_group;
 pub mod create_user;
+pub mod create_user_attribute;
 pub mod delete_group;
 pub mod delete_user;
+pub mod delete_user_attribute;
+pub mod form;
 pub mod group_details;
 pub mod group_table;
 pub mod login;
@@ -17,4 +20,5 @@ pub mod router;
 pub mod select;
 pub mod user_details;
 pub mod user_details_form;
+pub mod user_schema_table;
 pub mod user_table;

app/src/components/router.rs

@@ -22,6 +22,10 @@ pub enum AppRoute {
     ListGroups,
     #[at("/group/:group_id")]
     GroupDetails { group_id: i64 },
+    #[at("/user-attributes")]
+    ListUserSchema,
+    #[at("/user-attributes/create")]
+    CreateUserAttribute,
     #[at("/")]
     Index,
 }

app/src/components/user_schema_table.rs

@@ -0,0 +1,198 @@
+use crate::{
+    components::{
+        delete_user_attribute::DeleteUserAttribute,
+        router::{AppRoute, Link},
+    },
+    convert_attribute_type,
+    infra::{
+        common_component::{CommonComponent, CommonComponentParts},
+        schema::AttributeType,
+    },
+};
+use anyhow::{anyhow, Error, Result};
+use gloo_console::log;
+use graphql_client::GraphQLQuery;
+use yew::prelude::*;
+
+#[derive(GraphQLQuery)]
+#[graphql(
+    schema_path = "../schema.graphql",
+    query_path = "queries/get_user_attributes_schema.graphql",
+    response_derives = "Debug,Clone,PartialEq,Eq",
+    custom_scalars_module = "crate::infra::graphql"
+)]
+pub struct GetUserAttributesSchema;
+
+use get_user_attributes_schema::ResponseData;
+
+pub type Attribute = get_user_attributes_schema::GetUserAttributesSchemaSchemaUserSchemaAttributes;
+
+convert_attribute_type!(get_user_attributes_schema::AttributeType);
+
+#[derive(yew::Properties, Clone, PartialEq, Eq)]
+pub struct Props {
+    pub hardcoded: bool,
+}
+
+pub struct UserSchemaTable {
+    common: CommonComponentParts<Self>,
+    attributes: Option<Vec<Attribute>>,
+}
+
+pub enum Msg {
+    ListAttributesResponse(Result<ResponseData>),
+    OnAttributeDeleted(String),
+    OnError(Error),
+}
+
+impl CommonComponent<UserSchemaTable> for UserSchemaTable {
+    fn handle_msg(&mut self, _: &Context<Self>, msg: <Self as Component>::Message) -> Result<bool> {
+        match msg {
+            Msg::ListAttributesResponse(schema) => {
+                self.attributes = Some(schema?.schema.user_schema.attributes.into_iter().collect());
+                Ok(true)
+            }
+            Msg::OnError(e) => Err(e),
+            Msg::OnAttributeDeleted(attribute_name) => {
+                match self.attributes {
+                    None => {
+                        log!(format!("Attribute {attribute_name} was  deleted but component has no attributes"));
+                        Err(anyhow!("invalid state"))
+                    }
+                    Some(_) => {
+                        self.attributes
+                            .as_mut()
+                            .unwrap()
+                            .retain(|a| a.name != attribute_name);
+                        Ok(true)
+                    }
+                }
+            }
+        }
+    }
+
+    fn mut_common(&mut self) -> &mut CommonComponentParts<Self> {
+        &mut self.common
+    }
+}
+
+impl Component for UserSchemaTable {
+    type Message = Msg;
+    type Properties = Props;
+
+    fn create(ctx: &Context<Self>) -> Self {
+        let mut table = UserSchemaTable {
+            common: CommonComponentParts::<Self>::create(),
+            attributes: None,
+        };
+        table.common.call_graphql::<GetUserAttributesSchema, _>(
+            ctx,
+            get_user_attributes_schema::Variables {},
+            Msg::ListAttributesResponse,
+            "Error trying to fetch user schema",
+        );
+        table
+    }
+
+    fn update(&mut self, ctx: &Context<Self>, msg: Self::Message) -> bool {
+        CommonComponentParts::<Self>::update(self, ctx, msg)
+    }
+
+    fn view(&self, ctx: &Context<Self>) -> Html {
+        html! {
+            <div>
+              {self.view_attributes(ctx)}
+              {self.view_errors()}
+            </div>
+        }
+    }
+}
+
+impl UserSchemaTable {
+    fn view_attributes(&self, ctx: &Context<Self>) -> Html {
+        let hardcoded = ctx.props().hardcoded;
+        let make_table = |attributes: &Vec<Attribute>| {
+            html! {
+                <div class="table-responsive">
+                    <h3>{if hardcoded {"Hardcoded"} else {"User-defined"}}{" attributes"}</h3>
+                    <table class="table table-hover">
+                        <thead>
+                            <tr>
+                                <th>{"Attribute name"}</th>
+                                <th>{"Type"}</th>
+                                <th>{"Editable"}</th>
+                                <th>{"Visible"}</th>
+                                {if hardcoded {html!{}} else {html!{<th>{"Delete"}</th>}}}
+                            </tr>
+                        </thead>
+                        <tbody>
+                            {attributes.iter().map(|u| self.view_attribute(ctx, u)).collect::<Vec<_>>()}
+                        </tbody>
+                    </table>
+                </div>
+            }
+        };
+        match &self.attributes {
+            None => html! {{"Loading..."}},
+            Some(attributes) => {
+                let mut attributes = attributes.clone();
+                attributes.retain(|attribute| attribute.is_hardcoded == ctx.props().hardcoded);
+                make_table(&attributes)
+            }
+        }
+    }
+
+    fn view_attribute(&self, ctx: &Context<Self>, attribute: &Attribute) -> Html {
+        let link = ctx.link();
+        let attribute_type = AttributeType::from(attribute.attribute_type.clone());
+        let checkmark = html! {
+                    <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-check" viewBox="0 0 16 16">
+          <path d="M10.97 4.97a.75.75 0 0 1 1.07 1.05l-3.99 4.99a.75.75 0 0 1-1.08.02L4.324 8.384a.75.75 0 1 1 1.06-1.06l2.094 2.093 3.473-4.425z"></path>
+        </svg>
+                };
+        let hardcoded = ctx.props().hardcoded;
+        html! {
+            <tr key={attribute.name.clone()}>
+                <td>{&attribute.name}</td>
+                <td>{if attribute.is_list { format!("List<{attribute_type}>")} else {attribute_type.to_string()}}</td>
+                <td>{if attribute.is_editable {checkmark.clone()} else {html!{}}}</td>
+                <td>{if attribute.is_visible {checkmark.clone()} else {html!{}}}</td>
+                {
+                    if hardcoded {
+                        html!{}
+                    } else {
+                        html!{
+                            <td>
+                                <DeleteUserAttribute
+                                    attribute_name={attribute.name.clone()}
+                                    on_attribute_deleted={link.callback(Msg::OnAttributeDeleted)}
+                                    on_error={link.callback(Msg::OnError)}/>
+                            </td>
+                        }
+                    }
+                }
+            </tr>
+        }
+    }
+
+    fn view_errors(&self) -> Html {
+        match &self.common.error {
+            None => html! {},
+            Some(e) => html! {<div>{"Error: "}{e.to_string()}</div>},
+        }
+    }
+}
+
+#[function_component(ListUserSchema)]
+pub fn list_user_schema() -> Html {
+    html! {
+        <div>
+            <UserSchemaTable hardcoded={true} />
+            <UserSchemaTable hardcoded={false} />
+            <Link classes="btn btn-primary" to={AppRoute::CreateUserAttribute}>
+                <i class="bi-plus-circle me-2"></i>
+                {"Create an attribute"}
+            </Link>
+        </div>
+    }
+}

app/src/infra/mod.rs

@@ -3,3 +3,4 @@ pub mod common_component;
 pub mod cookies;
 pub mod graphql;
 pub mod modal;
+pub mod schema;

app/src/infra/schema.rs

@@ -0,0 +1,59 @@
+use anyhow::Result;
+use std::{fmt::Display, str::FromStr};
+
+#[derive(Debug)]
+pub enum AttributeType {
+    String,
+    Integer,
+    DateTime,
+    Jpeg,
+}
+
+impl Display for AttributeType {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "{:?}", self)
+    }
+}
+
+impl FromStr for AttributeType {
+    type Err = ();
+    fn from_str(value: &str) -> Result<Self, Self::Err> {
+        match value {
+            "String" => Ok(AttributeType::String),
+            "Integer" => Ok(AttributeType::Integer),
+            "DateTime" => Ok(AttributeType::DateTime),
+            "Jpeg" => Ok(AttributeType::Jpeg),
+            _ => Err(()),
+        }
+    }
+}
+
+// Macro to generate traits for converting between AttributeType and the
+// graphql generated equivalents.
+#[macro_export]
+macro_rules! convert_attribute_type {
+    ($source_type:ty) => {
+        impl From<$source_type> for AttributeType {
+            fn from(value: $source_type) -> Self {
+                match value {
+                    <$source_type>::STRING => AttributeType::String,
+                    <$source_type>::INTEGER => AttributeType::Integer,
+                    <$source_type>::DATE_TIME => AttributeType::DateTime,
+                    <$source_type>::JPEG_PHOTO => AttributeType::Jpeg,
+                    _ => panic!("Unknown attribute type"),
+                }
+            }
+        }
+
+        impl From<AttributeType> for $source_type {
+            fn from(value: AttributeType) -> Self {
+                match value {
+                    AttributeType::String => <$source_type>::STRING,
+                    AttributeType::Integer => <$source_type>::INTEGER,
+                    AttributeType::DateTime => <$source_type>::DATE_TIME,
+                    AttributeType::Jpeg => <$source_type>::JPEG_PHOTO,
+                }
+            }
+        }
+    };
+}