(feat): header model and reducer, reserved words consolidation

webapi/ClientApp/src/App.tsx

@@ -42,12 +42,7 @@ const App = () => {
   const { pathname } = useLocation()
   const dispatch = useDispatch()
 
-  const { content, loader } =  useSelector((state: ApplicationState) => state)
+  const { content, header, loader } =  useSelector((state: ApplicationState) => state)
-
-
-  const {
-    siteName = ""
-  } = content ? content : {}
 
   useEffect(() => {
     dispatch(settingsActionCreators.requestContent())
@@ -60,14 +55,19 @@ const App = () => {
     })
   }, [pathname])
 
+
+  const {
+    title = "",
+    link = {},
+    meta = {}
+  } = header ? header : {}
+
   return <>
     <Helmet>
-      <title>{siteName}</title>
+      <title>{title}</title>
       <meta charSet="utf-8" />
-      
+      {Object.keys(link).map((rel, index) => <link key={index} rel={rel} href={link[index]} />)}
-      <link rel="canonical" href="http://mysite.com/example" />
+      {Object.keys(meta).map((name, index) => <meta key={index} name={name} content={meta[index]} />)}
-      
-      <meta name="description" content="react-redux" />
     </Helmet>
 
     <Routes>

webapi/ClientApp/src/enumerations/index.ts

@@ -0,0 +1,17 @@
+
+
+enum ReservedWords {
+  siteName = "{siteName}",
+  siteUrl = "{siteUrl}",
+  quantity = "{quantity}",
+  productTitle = "{productTitle}",
+  currency = "{currency}",
+  date = "{date}",
+  readTime = "{readTime}",
+  blogTitle = "{blogTitle}",
+  nickName = "{nickName}"
+}
+
+export {
+  ReservedWords
+}

webapi/ClientApp/src/models/abstractions.ts

@@ -1,11 +1,11 @@
-import { AuthorModel, FormItemModel, ImageModel } from "./"
+import { AuthorModel, FormItemModel, HeaderModel, ImageModel } from "./"
 
 
 export interface RequestModel {
   [key: string]: string | undefined
 }
 
-export interface ResponseModel { }
+export interface ResponseModel {}
 
 export interface AddressPageSectionModel extends PageSectionModel {
   firstName: FormItemModel,
@@ -19,7 +19,7 @@ export interface AddressPageSectionModel extends PageSectionModel {
 }
 
 export interface PageModel {
-
+  header: HeaderModel,
 }
 
 export interface PageSectionModel {

webapi/ClientApp/src/models/index.ts

@@ -93,3 +93,17 @@ export interface TestimonialModel {
 }
 
 
+
+
+export interface HeaderLink {
+  [key: string]: string
+}
+
+export interface Meta {
+  [key: string]: string
+}
+export interface HeaderModel {
+  title: string,
+  link: HeaderLink,
+  meta: Meta
+}

webapi/ClientApp/src/models/responses.ts

@@ -1,4 +1,4 @@
-import { BlogItemModel, CategoryModel, CommentModel, LocalizationModel, MenuItemModel, PaginationModel, RouteModel, ShopItemModel } from "./"
+import { BlogItemModel, CategoryModel, CommentModel, HeaderModel, LocalizationModel, MenuItemModel, PaginationModel, RouteModel, ShopItemModel } from "./"
 import { ResponseModel } from "./abstractions"
 import * as Pages from "./pages"
 
@@ -32,8 +32,9 @@ export interface GetShopCartResponseModel extends ResponseModel {
 // Static content response model
 export interface GetContentResponseModel extends ResponseModel {
   siteName: string,
+  siteUrl: string,
 
-  helmet: any,
+  header: HeaderModel,
 
   localization: LocalizationModel,
   

webapi/ClientApp/src/pages/Home/index.tsx

@@ -7,13 +7,14 @@ import { useDispatch, useSelector } from 'react-redux'
 import { ApplicationState } from '../../store'
 import { actionCreators as loaderActionCreators } from '../../store/reducers/Loader'
 import { actionCreators as blogFeaturedActionCreators } from '../../store/reducers/BlogFeatured'
+import { actionCreators as headerActionCreators } from '../../store/reducers/Header'
 
 // Reactstrap
 import { Card, CardBody, CardFooter, CardImg, Col, Container, Row } from 'reactstrap'
 
 // Models (interfaces)
 import { CallToActionSectionModel, FeaturedBlogsSectionModel, FeaturesSectionModel, TestimonialsSectionModel, TitleSectionModel } from '../../models/pageSections'
-import { BlogItemModel, FeatureModel, TestimonialModel } from '../../models'
+import { BlogItemModel, FeatureModel, HeaderModel, TestimonialModel } from '../../models'
 
 // Custom components
 import { FeatherIcon } from '../../components/FeatherIcons'
@@ -155,9 +156,9 @@ const FeaturedBlogsSection: FC<FeaturedBlogs> = ({
 </section>
 
 const CallToActionSection: FC<CallToActionSectionModel> = ({
-  title = "",
+  title,
-  text = "",
+  text,
-  privacyDisclaimer = "",
+  privacyDisclaimer,
   email = {
     placeHolder: "",
     title: ""
@@ -202,12 +203,37 @@ const Home = () => {
       }, 1000)
   }, [content?.isLoading, blogFeatured?.isLoading])
 
+  const {
+    header = {},
+    titleSection = {
+      title: "",
+      text: ""
+    },
+    featuresSection = {},
+    testimonialsSection = {},
+    featuredBlogsSection = {},
+    callToActionSection = {
+      title: "",
+      text: "",
+      privacyDisclaimer: "",
+      email: {
+        placeHolder: "",
+        title: ""
+      }
+    }
+  } = content?.homePage ? content.homePage : {}
+
+  useEffect(() => {
+    dispatch(headerActionCreators.updateHeader(header as HeaderModel))
+  }, [header])
+
+
   return <>
-    <TitleSection {...page?.titleSection} />
+    <TitleSection {...titleSection} />
-    <FeaturesSection {...page?.featuresSection} />
+    <FeaturesSection {...featuresSection} />
-    <TestimonialsSection {...page?.testimonialsSection} />
+    <TestimonialsSection {...testimonialsSection} />
-    <FeaturedBlogsSection items={blogFeatured?.items} {...page?.featuredBlogsSection} />
+    <FeaturedBlogsSection items={blogFeatured?.items} {...featuredBlogsSection} />
-    <CallToActionSection {...page?.callToActionSection} />
+    <CallToActionSection {...callToActionSection} />
   </>
 }
 

webapi/ClientApp/src/store/index.ts

@@ -4,6 +4,7 @@ import * as BlogFeatured from './reducers/BlogFeatured'
 import * as BlogItem from './reducers/BlogItem'
 
 import * as Counter from './reducers/Counter'
+import * as Header from './reducers/Header'
 import * as Loader from './reducers/Loader'
 
 import * as Content from './reducers/Content'
@@ -27,6 +28,7 @@ export interface ApplicationState {
   content: Content.ContentState | undefined
 
   counter: Counter.CounterState | undefined
+  header: Header.HeaderState | undefined
   loader: Loader.LoaderState | undefined
 
   shopCatalog: ShopCatalog.ShopCatalogState | undefined
@@ -51,6 +53,7 @@ export const reducers = {
   content: Content.reducer,
 
   counter: Counter.reducer,
+  header: Header.reducer,
   loader: Loader.reducer,
 
   shopCatalog: ShopCatalog.reducer,

webapi/ClientApp/src/store/reducers/Content.ts

@@ -1,5 +1,6 @@
 import { Action, Reducer } from 'redux'
 import { AppThunkAction } from '../'
+import { ReservedWords } from '../../enumerations'
 
 import { GetContentRequestModel } from '../../models/requests'
 import { GetContentResponseModel } from '../../models/responses'
@@ -36,17 +37,15 @@ export const actionCreators = {
 
 const unloadedState: ContentState = {
   siteName: "MAKS-IT",
+  siteUrl: "https://maks-it.com",
 
-  helmet: {
+  header: {
-    title: "{siteName}",
+    title: `${ReservedWords.siteName}`,
     meta: {
       chartset: "utf-8",
-      description: "react-redux",
+      "google-site-verification": ""
-      "google-site-verification": "",
-      robots: "noindex, nofollow"
     },
     link: {
-      canonical: ""
     }
   },
 
@@ -94,11 +93,20 @@ const unloadedState: ContentState = {
     { target: "/signin", title: "Sing in" },
     { target: "/signup", title: "Sign up" },
 
-    { target: "/shop/cart", icon: "shopping-cart", title: "Cart ({quantity})" }
+    { target: "/shop/cart", icon: "shopping-cart", title: `Cart (${ReservedWords.quantity})` }
   ],
   sideMenu: [],
 
   homePage: {
+    header: {
+      title: `Home - ${ReservedWords.siteName}`,
+      meta: {
+        description: "Single-page application home page",
+      },
+      link: {
+        canonical: `${ReservedWords.siteUrl}`
+      }
+    },
     titleSection: {
       title: "Hello, World! by Redux",
       text: `<p>Welcome to your new single-page application, built with:</p>
@@ -156,6 +164,15 @@ const unloadedState: ContentState = {
   },
 
   shopCatalog: {
+    header: {
+      title: `Shop catalog - ${ReservedWords.siteName}`,
+      meta: {
+        description: "Single-page application shop catalog",
+      },
+      link: {
+        canonical: ""
+      }
+    },
     titleSection: {
       title: "Shop in style",
       text: "With this shop hompeage template"
@@ -166,6 +183,15 @@ const unloadedState: ContentState = {
   },
 
   shopItem: {
+    header: {
+      title: `${ReservedWords.productTitle} - ${ReservedWords.siteName}`,
+      meta: {
+        description: "Single-page application shop item",
+      },
+      link: {
+        canonical: ""
+      }
+    },
     productSection: {
       availableQuantity: "Available Qty.",
       addToCart: "Add to cart"
@@ -177,13 +203,22 @@ const unloadedState: ContentState = {
   },
 
   shopCart: {
+    header: {
+      title: `Shop cart - ${ReservedWords.siteName}`,
+      meta: {
+        description: "Single-page application shop cart",
+      },
+      link: {
+        canonical: ""
+      }
+    },
     titleSection: {
       title: "Shopping Cart",
       text: "items in your cart"
     },
     productsSection: {
       title: "Shopping Cart",
-      text: "{quantity} items in your cart",
+      text: `${ReservedWords.quantity} items in your cart`,
       product: "Product",
       price: "Price",
       quantity: "Quantity",
@@ -199,6 +234,15 @@ const unloadedState: ContentState = {
   },
 
   shopCheckout: {
+    header: {
+      title: `Shop - checkout ${ReservedWords.siteName}`,
+      meta: {
+        description: "Single-page application checkout",
+      },
+      link: {
+        canonical: ""
+      }
+    },
     titleSection: {
       title: "Checkout",
       text: "Below is an example form built entirely with Bootstrap’s form controls. Each required form group has a validation state that can be triggered by attempting to submit the form without completing it."
@@ -281,7 +325,7 @@ const unloadedState: ContentState = {
     },
     summarySection: {
       title: "Your cart",
-      total: "Total ({currency})",
+      total: `Total (${ReservedWords.currency})`,
       promoCode: {
         placeHolder: "Promo code"
       },
@@ -315,18 +359,36 @@ const unloadedState: ContentState = {
   },
 
   blogCatalog: {
+    header: {
+      title: `Blog catalog - ${ReservedWords.siteName}`,
+      meta: {
+        description: "Single-page application blog catalog",
+      },
+      link: {
+        canonical: ""
+      }
+    },
     titleSection: {
       title: "Welcome to Blog Home!",
       text: "A Bootstrap 5 starter layout for your next blog homepage"
     },
     featuredBlogSection: {
-      readTime: "{date} Time to read: {readTime} min"
+      readTime: `${ReservedWords.date} Time to read: ${ReservedWords.readTime} min`
     },
   },
 
   blogItem: {
+    header: {
+      title: `${ReservedWords.blogTitle} - ${ReservedWords.siteName}`,
+      meta: {
+        description: "Single-page application blog item",
+      },
+      link: {
+        canonical: ""
+      }
+    },
     titleSection: {
-      postedOnBy: "Posted on {date} by {nickName}"
+      postedOnBy: `Posted on ${ReservedWords.date} by ${ReservedWords.nickName}`
     },
     commentsSection: {
       leaveComment: "Join the discussion and leave a comment!"
@@ -335,6 +397,16 @@ const unloadedState: ContentState = {
   },
 
   signIn: {
+    header: {
+      title: `Sign in - ${ReservedWords.siteName}`,
+      meta: {
+        description: "Single-page application sign in",
+        robots: "noindex, nofollow"
+      },
+      link: {
+        canonical: ""
+      }
+    },
     title: "Sign in",
     email: {
       title: "Email address",
@@ -355,6 +427,16 @@ const unloadedState: ContentState = {
   },
 
   signUp: {
+    header: {
+      title: "Sign up - {siteName}",
+      meta: {
+        description: "Single-page application sign up",
+        robots: "noindex, nofollow"
+      },
+      link: {
+        canonical: ""
+      }
+    },
     title: "Sign up",
     username: {
       title: "Username",

webapi/ClientApp/src/store/reducers/Header.ts

@@ -0,0 +1,88 @@
+import { Action, Reducer } from 'redux'
+import { AppThunkAction } from '..'
+import { ReservedWords } from '../../enumerations'
+
+import { HeaderLink, HeaderModel } from '../../models'
+
+// -----------------
+// STATE - This defines the type of data maintained in the Redux store.
+
+export interface HeaderState extends HeaderModel {}
+
+// -----------------
+// ACTIONS - These are serializable (hence replayable) descriptions of state transitions.
+// They do not themselves have any side-effects they just describe something that is going to happen.
+// Use @typeName and isActionType for type detection that works even after serialization/deserialization.
+
+export interface ReceiveAction extends HeaderModel { type: 'RECEIVE_UPDATE_HEADER' }
+
+
+// Declare a 'discriminated union' type. This guarantees that all references to 'type' properties contain one of the
+// declared type strings (and not any other arbitrary string).
+export type KnownAction = ReceiveAction
+
+// ----------------
+// ACTION CREATORS - These are functions exposed to UI components that will trigger a state transition.
+// They don't directly mutate state, but they can have external side-effects (such as loading data).
+
+export const actionCreators = {
+
+  updateHeader: (props: HeaderModel): AppThunkAction<KnownAction> => (dispatch, getState) => {
+
+    const siteName = getState().content?.siteName
+    const baseHeader = getState().content?.header
+
+    const title = (props?.title
+      ? props.title
+      : baseHeader?.title
+        ? baseHeader.title
+        : ReservedWords.siteName).replace(ReservedWords.siteName, siteName ? siteName : "")
+
+    // assign default link
+    const link = baseHeader?.link
+      ? baseHeader.link
+      : {}
+
+    // assign default meta
+    const meta = baseHeader?.meta
+      ? baseHeader.meta
+      : {}
+      
+    // overrid link
+    if (props.link)
+      Object.keys(props.link).forEach(key => link[key] = props.link[key])
+
+    // override meta
+    if(props.meta)
+      Object.keys(props.meta).forEach(key => meta[key] = props.meta[key])
+
+    dispatch({ type: 'RECEIVE_UPDATE_HEADER', ...{ title, link, meta } })
+  }
+}
+
+const unloadedState: HeaderState = {
+  title: "",
+  link: {},
+  meta: {}
+}
+
+
+// ----------------
+// REDUCER - For a given state and action, returns the new state. To support time travel, this must not mutate the old state.
+
+export const reducer: Reducer<HeaderState> = (state: HeaderState | undefined, incomingAction: Action): HeaderState => {
+  if (state === undefined) {
+    return unloadedState
+  }
+
+  const action = incomingAction as KnownAction
+  switch (action.type) {
+    case 'RECEIVE_UPDATE_HEADER':
+      return {
+        ...action
+      }
+
+    default:
+      return state
+  }
+}