refactor(types): centralize all interfaces into dedicated type models and update context usage

- Moved all interface definitions into

- Updated all providers and components to import interfaces from types/ folder

- Renamed interfaces for clarity

- Updated Article component to use typed props interface

- Added descriptive inline date formatting utility examples

.drone.yml

@@ -63,6 +63,9 @@ steps:
 
   - name: build-image
     image: docker:24
+    environment:
+      API_BASE_URL:
+        from_secret: API_BASE_URL
     volumes:
       - name: dockersock
         path: /var/run/docker.sock
@@ -70,7 +73,12 @@ steps:
       - IMAGE_TAG=$(cat /drone/src/LATEST_TAG.txt | tr -d '\n')
 
       - echo "🔨 Building Docker image apps/blog:$IMAGE_TAG ..."
-      - docker build --network=host -t apps/blog:$IMAGE_TAG -t apps/blog:latest /drone/src
+      - |
+        docker build --network=host \
+        --build-arg VITE_API_BASE_URL="$API_BASE_URL" \
+        -t apps/blog:$IMAGE_TAG \
+        -t apps/blog:latest \
+        /drone/src
 
   - name: push-image
     image: docker:24
@@ -108,9 +116,6 @@ steps:
 
   - name: run-container
     image: docker:24
-    environment:
-      API_BASE_URL:
-        from_secret: API_BASE_URL
     volumes:
       - name: dockersock
         path: /var/run/docker.sock
@@ -123,7 +128,6 @@ steps:
           --name blog \
           -p 3002:3000 \
           -e NODE_ENV=production \
-          -e VITE_API_BASE_URL="$API_BASE_URL" \
           --restart always \
           apps/blog:$IMAGE_TAG
 

Dockerfile

@@ -14,7 +14,8 @@ RUN npm ci
 COPY . .
 
 # Build the app
-RUN npm run build
+ARG VITE_API_BASE_URL
+RUN VITE_API_BASE_URL=$VITE_API_BASE_URL npm run build
 
 # Stage 2: Static file server (BusyBox)
 FROM busybox:latest

package.json

@@ -1,6 +1,6 @@
 {
   "name": "aetoskia-blog-app",
-  "version": "0.0.4",
+  "version": "0.0.8",
   "private": true,
   "scripts": {
     "dev": "vite",

src/blog/Blog.tsx

@@ -1,15 +1,16 @@
 import * as React from 'react';
 import CssBaseline from '@mui/material/CssBaseline';
 import Container from '@mui/material/Container';
+import Box from '@mui/material/Box';
 import AppTheme from '../shared-theme/AppTheme';
 import MainContent from './components/MainContent';
 import Article from './components/Article';
 import Latest from './components/Latest';
 import Footer from './components/Footer';
-import { useArticles } from './providers/Article'; // ✅ custom hook for global articles
+import { useArticles } from './providers/Article';
 
 export default function Blog(props: { disableCustomTheme?: boolean }) {
-  const { articles, loading, error } = useArticles(); // ✅ Hook must be inside component
+  const { articles, loading, error } = useArticles();
   const [selectedArticle, setSelectedArticle] = React.useState<number | null>(null);
 
   const handleSelectArticle = (index: number) => {
@@ -26,7 +27,12 @@ export default function Blog(props: { disableCustomTheme?: boolean }) {
         <Container
           maxWidth="lg"
           component="main"
-          sx={{ display: 'flex', justifyContent: 'center', alignItems: 'center', height: '100vh' }}
+          sx={{
+            display: 'flex',
+            justifyContent: 'center',
+            alignItems: 'center',
+            height: '100vh',
+          }}
         >
           Loading articles...
         </Container>
@@ -41,7 +47,12 @@ export default function Blog(props: { disableCustomTheme?: boolean }) {
         <Container
           maxWidth="lg"
           component="main"
-          sx={{ display: 'flex', justifyContent: 'center', alignItems: 'center', height: '100vh' }}
+          sx={{
+            display: 'flex',
+            justifyContent: 'center',
+            alignItems: 'center',
+            height: '100vh',
+          }}
         >
           Failed to load articles: {error}
         </Container>
@@ -53,21 +64,61 @@ export default function Blog(props: { disableCustomTheme?: boolean }) {
     <AppTheme {...props}>
       <CssBaseline enableColorScheme />
 
-      <Container
+      <Box
-        maxWidth="lg"
+        sx={{
-        component="main"
+          display: 'flex',
-        sx={{ display: 'flex', flexDirection: 'column', my: 16, gap: 4 }}
+          flexDirection: 'column',
+          minHeight: '100vh',
+        }}
       >
-        {selectedArticle === null ? (
+        <Container
-          <>
+          maxWidth="lg"
-            <MainContent articles={articles} onSelectArticle={handleSelectArticle} />
+          component="main"
-            <Latest articles={articles.slice(0, 3)} /> {/* show 3 most recent */}
+          sx={{
-          </>
+            flex: '1 0 auto',
-        ) : (
+            display: 'flex',
-          <Article article={articles[selectedArticle]} onBack={handleBack} />
+            flexDirection: 'column',
+            my: 4,
+            gap: 4,
+            pb: selectedArticle === null ? 24 : 0, // space for fixed footer on home
+          }}
+        >
+          {selectedArticle === null ? (
+            <>
+              <MainContent
+                articles={articles}
+                onSelectArticle={handleSelectArticle}
+              />
+              <Latest
+                articles={articles}
+                onSelectArticle={handleSelectArticle}
+                onLoadMore={async (offset, limit) => {
+                  // Optional pagination call
+                }}
+              />
+            </>
+          ) : (
+            <Article article={articles[selectedArticle]} onBack={handleBack} />
+          )}
+        </Container>
+
+        {selectedArticle === null && (
+          <Box
+            component="footer"
+            sx={{
+              position: 'fixed',
+              bottom: 0,
+              left: 0,
+              right: 0,
+              zIndex: 1000,
+              bgcolor: 'background.paper',
+              boxShadow: '0 -2px 10px rgba(0,0,0,0.08)',
+            }}
+          >
+            <Footer />
+          </Box>
         )}
-      </Container>
+      </Box>
-      <Footer />
     </AppTheme>
   );
 }

src/blog/components/Article.tsx

@@ -3,6 +3,7 @@ import { marked } from 'marked';
 import { Box, Typography, Avatar, Divider, IconButton, Chip } from '@mui/material';
 import { styled } from '@mui/material/styles';
 import ArrowBackRoundedIcon from '@mui/icons-material/ArrowBackRounded';
+import { ArticleProps } from '../types/props';
 
 const ArticleContainer = styled(Box)(({ theme }) => ({
   maxWidth: '800px',
@@ -23,11 +24,9 @@ const CoverImage = styled('img')({
 
 export default function Article({
   article,
-  onBack,
+  onBack
-}: {
+}: ArticleProps) {
-  article: any;
+
-  onBack: () => void;
-}) {
   return (
     <ArticleContainer>
       <IconButton onClick={onBack} sx={{ mb: 2 }}>
@@ -44,16 +43,19 @@ export default function Article({
       <Typography variant="h3" component="h1" gutterBottom fontWeight="bold">
         {article.title}
       </Typography>
-      <Typography variant="h5" color="text.secondary" gutterBottom>
-        {article.subtitle}
-      </Typography>
 
       <Box sx={{ display: 'flex', alignItems: 'center', gap: 1, mt: 2, mb: 1 }}>
         <Avatar src={article.authors[0].avatar} alt={article.authors[0].name} />
         <Box>
           <Typography variant="subtitle2">{article.authors[0].name}</Typography>
           <Typography variant="caption" color="text.secondary">
-            {article.authors[0].date}
+            {new Date(article.created_at).toLocaleString('en-US', {
+              year: 'numeric',
+              month: 'short',
+              day: 'numeric',
+              hour: '2-digit',
+              minute: '2-digit',
+            })}
           </Typography>
         </Box>
       </Box>

src/blog/components/Footer.tsx

@@ -1,24 +1,14 @@
 import * as React from 'react';
 import Box from '@mui/material/Box';
-import Button from '@mui/material/Button';
 import Container from '@mui/material/Container';
-import Divider from '@mui/material/Divider';
-import IconButton from '@mui/material/IconButton';
-import InputLabel from '@mui/material/InputLabel';
 import Link from '@mui/material/Link';
-import Stack from '@mui/material/Stack';
-import TextField from '@mui/material/TextField';
 import Typography from '@mui/material/Typography';
-import GitHubIcon from '@mui/icons-material/GitHub';
-import LinkedInIcon from '@mui/icons-material/LinkedIn';
-import TwitterIcon from '@mui/icons-material/X';
 
 function Copyright() {
   return (
-    <Typography variant="body2" sx={{ color: 'text.secondary', mt: 1 }}>
+    <Typography variant="body2" sx={{ color: 'text.secondary' }}>
-      {'Copyright © '}
+      <Link color="text.secondary" href="https://www.aetoskia.com/">
-      <Link color="text.secondary" href="https://mui.com/">
+        {'Copyright © Aetoskia Internal Infrastructure — All rights reserved.'}
-        Sitemark
       </Link>
       &nbsp;
       {new Date().getFullYear()}
@@ -29,197 +19,17 @@ function Copyright() {
 export default function Footer() {
   return (
     <React.Fragment>
-      <Divider />
       <Container
         sx={{
           display: 'flex',
           flexDirection: 'column',
           alignItems: 'center',
-          gap: { xs: 4, sm: 8 },
+          gap: { xs: 2, sm: 4 },
-          py: { xs: 8, sm: 10 },
+          py: { xs: 2, sm: 4 },
           textAlign: { sm: 'center', md: 'left' },
         }}
       >
-        <Box
+        <Copyright />
-          sx={{
-            display: 'flex',
-            flexDirection: { xs: 'column', sm: 'row' },
-            width: '100%',
-            justifyContent: 'space-between',
-          }}
-        >
-          <Box
-            sx={{
-              display: 'flex',
-              flexDirection: 'column',
-              gap: 4,
-              minWidth: { xs: '100%', sm: '60%' },
-            }}
-          >
-            <Box sx={{ width: { xs: '100%', sm: '60%' } }}>
-              <Typography
-                variant="body2"
-                gutterBottom
-                sx={{ fontWeight: 600, mt: 2 }}
-              >
-                Join the newsletter
-              </Typography>
-              <Typography variant="body2" sx={{ color: 'text.secondary', mb: 2 }}>
-                Subscribe for weekly updates. No spams ever!
-              </Typography>
-              <InputLabel htmlFor="email-newsletter">Email</InputLabel>
-              <Stack direction="row" spacing={1} useFlexGap>
-                <TextField
-                  id="email-newsletter"
-                  hiddenLabel
-                  size="small"
-                  variant="outlined"
-                  fullWidth
-                  aria-label="Enter your email address"
-                  placeholder="Your email address"
-                  slotProps={{
-                    htmlInput: {
-                      autoComplete: 'off',
-                      'aria-label': 'Enter your email address',
-                    },
-                  }}
-                  sx={{ width: '250px' }}
-                />
-                <Button
-                  variant="contained"
-                  color="primary"
-                  size="small"
-                  sx={{ flexShrink: 0 }}
-                >
-                  Subscribe
-                </Button>
-              </Stack>
-            </Box>
-          </Box>
-          <Box
-            sx={{
-              display: { xs: 'none', sm: 'flex' },
-              flexDirection: 'column',
-              gap: 1,
-            }}
-          >
-            <Typography variant="body2" sx={{ fontWeight: 'medium' }}>
-              Product
-            </Typography>
-            <Link color="text.secondary" variant="body2" href="#">
-              Features
-            </Link>
-            <Link color="text.secondary" variant="body2" href="#">
-              Testimonials
-            </Link>
-            <Link color="text.secondary" variant="body2" href="#">
-              Highlights
-            </Link>
-            <Link color="text.secondary" variant="body2" href="#">
-              Pricing
-            </Link>
-            <Link color="text.secondary" variant="body2" href="#">
-              FAQs
-            </Link>
-          </Box>
-          <Box
-            sx={{
-              display: { xs: 'none', sm: 'flex' },
-              flexDirection: 'column',
-              gap: 1,
-            }}
-          >
-            <Typography variant="body2" sx={{ fontWeight: 'medium' }}>
-              Company
-            </Typography>
-            <Link color="text.secondary" variant="body2" href="#">
-              About us
-            </Link>
-            <Link color="text.secondary" variant="body2" href="#">
-              Careers
-            </Link>
-            <Link color="text.secondary" variant="body2" href="#">
-              Press
-            </Link>
-          </Box>
-          <Box
-            sx={{
-              display: { xs: 'none', sm: 'flex' },
-              flexDirection: 'column',
-              gap: 1,
-            }}
-          >
-            <Typography variant="body2" sx={{ fontWeight: 'medium' }}>
-              Legal
-            </Typography>
-            <Link color="text.secondary" variant="body2" href="#">
-              Terms
-            </Link>
-            <Link color="text.secondary" variant="body2" href="#">
-              Privacy
-            </Link>
-            <Link color="text.secondary" variant="body2" href="#">
-              Contact
-            </Link>
-          </Box>
-        </Box>
-        <Box
-          sx={{
-            display: 'flex',
-            justifyContent: 'space-between',
-            pt: { xs: 4, sm: 8 },
-            width: '100%',
-            borderTop: '1px solid',
-            borderColor: 'divider',
-          }}
-        >
-          <div>
-            <Link color="text.secondary" variant="body2" href="#">
-              Privacy Policy
-            </Link>
-            <Typography sx={{ display: 'inline', mx: 0.5, opacity: 0.5 }}>
-              &nbsp;•&nbsp;
-            </Typography>
-            <Link color="text.secondary" variant="body2" href="#">
-              Terms of Service
-            </Link>
-            <Copyright />
-          </div>
-          <Stack
-            direction="row"
-            spacing={1}
-            useFlexGap
-            sx={{ justifyContent: 'left', color: 'text.secondary' }}
-          >
-            <IconButton
-              color="inherit"
-              size="small"
-              href="https://github.com/mui"
-              aria-label="GitHub"
-              sx={{ alignSelf: 'center' }}
-            >
-              <GitHubIcon />
-            </IconButton>
-            <IconButton
-              color="inherit"
-              size="small"
-              href="https://x.com/MaterialUI"
-              aria-label="X"
-              sx={{ alignSelf: 'center' }}
-            >
-              <TwitterIcon />
-            </IconButton>
-            <IconButton
-              color="inherit"
-              size="small"
-              href="https://www.linkedin.com/company/mui/"
-              aria-label="LinkedIn"
-              sx={{ alignSelf: 'center' }}
-            >
-              <LinkedInIcon />
-            </IconButton>
-          </Stack>
-        </Box>
       </Container>
     </React.Fragment>
   );

src/blog/components/Latest.tsx

@@ -3,11 +3,12 @@ import Avatar from '@mui/material/Avatar';
 import AvatarGroup from '@mui/material/AvatarGroup';
 import Box from '@mui/material/Box';
 import Grid from '@mui/material/Grid';
-import Pagination from '@mui/material/Pagination';
 import Typography from '@mui/material/Typography';
 import { styled } from '@mui/material/styles';
 import NavigateNextRoundedIcon from '@mui/icons-material/NavigateNextRounded';
-import type { Article } from '../providers/Article'; // ✅ import type for correctness
+import CircularProgress from '@mui/material/CircularProgress';
+import { LatestProps } from "../types/props";
+import Fade from '@mui/material/Fade'; // ✅ for smooth appearance
 
 
 const StyledTypography = styled(Typography)({
@@ -88,69 +89,118 @@ function Author({ authors }: { authors: { name: string; avatar: string }[] }) {
   );
 }
 
-// ---- Latest component ---- //
+export default function Latest({ articles, onSelectArticle, onLoadMore }: LatestProps) {
-interface LatestProps {
+  const [visibleCount, setVisibleCount] = React.useState(2);
-  articles: Article[];
+  const [loadingMore, setLoadingMore] = React.useState(false);
-  onSelectArticle?: (index: number) => void;
+  const [animating, setAnimating] = React.useState(false);
-}
+  const loaderRef = React.useRef<HTMLDivElement | null>(null);
 
-export default function Latest({ articles, onSelectArticle }: LatestProps) {
+  const displayedArticles = articles.slice(0, visibleCount);
-  const [focusedCardIndex, setFocusedCardIndex] = React.useState<number | null>(null);
 
-  const handleFocus = (index: number) => setFocusedCardIndex(index);
+  React.useEffect(() => {
-  const handleBlur = () => setFocusedCardIndex(null);
+    if (!loaderRef.current) return;
 
-  // limit to 4-6 items for visual balance
+    const observer = new IntersectionObserver(
-  const displayedArticles = articles.slice(0, 6);
+      async (entries) => {
+        const first = entries[0];
+        if (first.isIntersecting && !loadingMore && visibleCount < articles.length) {
+          console.log('🟡 Intersection triggered — loading more blogs...');
+          setLoadingMore(true);
+
+          // simulate API load delay
+          await new Promise((resolve) => setTimeout(resolve, 1000));
+
+          if (onLoadMore) {
+            console.log(`📡 Calling onLoadMore(offset=${visibleCount}, limit=2)`);
+            await onLoadMore(visibleCount, 2);
+          }
+
+          setAnimating(true);
+          setVisibleCount((prev) => {
+            const newCount = prev + 2;
+            console.log(`✅ Increasing visibleCount from ${prev} → ${newCount}`);
+            return newCount;
+          });
+
+          setTimeout(() => setAnimating(false), 600);
+          setLoadingMore(false);
+        }
+      },
+      { threshold: 0.5 }
+    );
+
+    const current = loaderRef.current;
+    observer.observe(current);
+
+    console.log('👀 IntersectionObserver attached to loaderRef:', loaderRef.current);
+
+    return () => {
+      if (current) observer.unobserve(current);
+      console.log('🧹 IntersectionObserver detached');
+    };
+  }, [loadingMore, visibleCount, articles.length, onLoadMore]);
 
   return (
-    <div>
+    <Box>
       <Typography variant="h2" gutterBottom>
         Latest
       </Typography>
       <Grid container spacing={8} columns={12} sx={{ my: 4 }}>
         {displayedArticles.map((article, index) => (
           <Grid key={index} size={{ xs: 12, sm: 6 }}>
-            <Box
+            <Fade in timeout={animating ? 700 : 0}>
-              sx={{
+              <Box
-                display: 'flex',
+                sx={{
-                flexDirection: 'column',
+                  display: 'flex',
-                justifyContent: 'space-between',
+                  flexDirection: 'column',
-                gap: 1,
+                  justifyContent: 'space-between',
-                height: '100%',
+                  gap: 1,
-              }}
+                  height: '100%',
-            >
+                  transition: 'transform 0.3s ease',
-              <Typography gutterBottom variant="caption" component="div">
+                  '&:hover': { transform: 'translateY(-3px)' },
-                {article.tag}
+                }}
-              </Typography>
-
-              <TitleTypography
-                gutterBottom
-                variant="h6"
-                tabIndex={0}
-                onFocus={() => handleFocus(index)}
-                onBlur={handleBlur}
-                onClick={() => onSelectArticle?.(index)}
-                className={focusedCardIndex === index ? 'Mui-focused' : ''}
               >
-                {article.title}
+                <Typography gutterBottom variant="caption" component="div">
-                <NavigateNextRoundedIcon
+                  {article.tag}
-                  className="arrow"
+                </Typography>
-                  sx={{ fontSize: '1rem' }}
-                />
-              </TitleTypography>
-              <StyledTypography variant="body2" color="text.secondary" gutterBottom>
-                {article.description}
-              </StyledTypography>
 
-              <Author authors={article.authors} />
+                <TitleTypography
-            </Box>
+                  gutterBottom
+                  variant="h6"
+                  tabIndex={0}
+                  onClick={() => onSelectArticle?.(index)}
+                >
+                  {article.title}
+                  <NavigateNextRoundedIcon className="arrow" sx={{ fontSize: '1rem' }} />
+                </TitleTypography>
+
+                <StyledTypography variant="body2" color="text.secondary" gutterBottom>
+                  {article.description}
+                </StyledTypography>
+
+                <Author authors={article.authors} />
+              </Box>
+            </Fade>
           </Grid>
         ))}
       </Grid>
-      <Box sx={{ display: 'flex', flexDirection: 'row', pt: 4 }}>
+
-        <Pagination hidePrevButton hideNextButton count={10} boundaryCount={10} />
+      <Box
+        ref={loaderRef}
+        sx={{
+          display: 'flex',
+          justifyContent: 'center',
+          py: 3,
+          opacity: loadingMore ? 1 : 0.6,
+          transition: 'opacity 0.4s ease',
+        }}
+      >
+        {loadingMore ? (
+          <CircularProgress size={32} thickness={5} />
+        ) : (
+          <Typography variant="caption">Scroll to load more...</Typography>
+        )}
       </Box>
-    </div>
+    </Box>
   );
 }

src/blog/components/MainContent.tsx

@@ -16,7 +16,6 @@ import { styled } from '@mui/material/styles';
 import SearchRoundedIcon from '@mui/icons-material/SearchRounded';
 import RssFeedRoundedIcon from '@mui/icons-material/RssFeedRounded';
 
-import { useArticles } from '../providers/Article';
 
 const StyledCard = styled(Card)(({ theme }) => ({
   display: 'flex',
@@ -138,7 +137,6 @@ export default function MainContent({
         <Typography variant="h1" gutterBottom>
           Blog
         </Typography>
-        <Typography>Stay in the loop with the latest about our products</Typography>
       </div>
       <Box
         sx={{

src/blog/providers/Article.tsx

@@ -1,42 +1,14 @@
 import React, { createContext, useState, useContext, useEffect } from 'react';
 import axios from 'axios';
+import { ArticleModel } from "../types/models";
+import { ArticleContextModel } from "../types/contexts";
 
-interface Author {
+const ArticleContext = createContext<ArticleContextModel | undefined>(undefined);
-  _id?: string | null;
-  username: string;
-  name: string;
-  email: string;
-  avatar: string;
-  is_active: boolean;
-  created_at?: string;
-  updated_at?: string;
-}
-
-export interface Article {
-  _id?: string | null;
-  created_at: string;
-  updated_at: string;
-  img: string;
-  tag: string;
-  title: string;
-  description: string;
-  content: string;
-  authors: Author[];
-}
-
-interface ArticleContextType {
-  articles: Article[];
-  loading: boolean;
-  error: string | null;
-  refreshArticles: () => Promise<void>;
-}
-
-const ArticleContext = createContext<ArticleContextType | undefined>(undefined);
 
 const API_BASE = import.meta.env.VITE_API_BASE_URL;
 
 export const ArticleProvider: React.FC<{ children: React.ReactNode }> = ({ children }) => {
-  const [articles, setArticles] = useState<Article[]>([]);
+  const [articles, setArticles] = useState<ArticleModel[]>([]);
   const [loading, setLoading] = useState<boolean>(true);
   const [error, setError] = useState<string | null>(null);
 
@@ -46,7 +18,7 @@ export const ArticleProvider: React.FC<{ children: React.ReactNode }> = ({ child
       setError(null);
 
       // ✅ Use correct full endpoint from OpenAPI spec
-      const res = await axios.get<Article[]>(`${API_BASE}/articles`, {
+      const res = await axios.get<ArticleModel[]>(`${API_BASE}/articles`, {
         params: { skip: 0, limit: 10 },
       });
 
@@ -76,7 +48,7 @@ export const ArticleProvider: React.FC<{ children: React.ReactNode }> = ({ child
   );
 };
 
-export const useArticles = (): ArticleContextType => {
+export const useArticles = (): ArticleContextModel => {
   const ctx = useContext(ArticleContext);
   if (!ctx) throw new Error('useArticles must be used inside ArticleProvider');
   return ctx;

src/blog/providers/Author.tsx

@@ -0,0 +1,107 @@
+import React, { createContext, useState, useEffect, useContext } from 'react';
+import axios from 'axios';
+import { AuthorModel } from "../types/models";
+import { AuthContextModel } from "../types/contexts";
+
+const AuthContext = createContext<AuthContextModel | undefined>(undefined);
+
+const API_BASE = import.meta.env.VITE_API_BASE_URL;
+
+export const AuthProvider: React.FC<{ children: React.ReactNode }> = ({ children }) => {
+  const [currentUser, setCurrentUser] = useState<AuthorModel | null>(null);
+  const [authors, setAuthors] = useState<AuthorModel[]>([]);
+  const [token, setToken] = useState<string | null>(localStorage.getItem('token'));
+  const [loading, setLoading] = useState<boolean>(false);
+  const [error, setError] = useState<string | null>(null);
+
+  /** 🔹 Login and store JWT token */
+  const login = async (email: string, password: string) => {
+    try {
+      setLoading(true);
+      setError(null);
+
+      const res = await axios.post(`${API_BASE}/auth/login`, { email, password });
+      const { access_token, user } = res.data;
+
+      if (access_token) {
+        localStorage.setItem('token', access_token);
+        setToken(access_token);
+        setCurrentUser(user);
+      }
+    } catch (err: any) {
+      console.error('Login failed:', err);
+      setError(err.response?.data?.detail || 'Invalid credentials');
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  /** 🔹 Logout and clear everything */
+  const logout = () => {
+    localStorage.removeItem('token');
+    setToken(null);
+    setCurrentUser(null);
+    setAuthors([]);
+  };
+
+  /** 🔹 Fetch all authors (requires valid JWT) */
+  const refreshAuthors = async () => {
+    if (!token) return;
+    try {
+      setLoading(true);
+      setError(null);
+
+      const res = await axios.get<AuthorModel[]>(`${API_BASE}/authors`, {
+        headers: { Authorization: `Bearer ${token}` },
+      });
+
+      setAuthors(res.data);
+    } catch (err: any) {
+      console.error('Failed to fetch authors:', err);
+      setError(err.message || 'Failed to fetch authors');
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  /** 🔹 Auto-load current user if token exists */
+  const fetchCurrentUser = async () => {
+    if (!token) return;
+    try {
+      const res = await axios.get<AuthorModel>(`${API_BASE}/auth/me`, {
+        headers: { Authorization: `Bearer ${token}` },
+      });
+      setCurrentUser(res.data);
+    } catch (err: any) {
+      console.error('Failed to fetch current user:', err);
+      logout(); // invalid/expired token
+    }
+  };
+
+  useEffect(() => {
+    if (token) fetchCurrentUser();
+  }, [token]);
+
+  return (
+    <AuthContext.Provider
+      value={{
+        currentUser,
+        authors,
+        token,
+        loading,
+        error,
+        login,
+        logout,
+        refreshAuthors,
+      }}
+    >
+      {children}
+    </AuthContext.Provider>
+  );
+};
+
+export const useAuth = (): AuthContextModel => {
+  const ctx = useContext(AuthContext);
+  if (!ctx) throw new Error('useAuth must be used inside AuthProvider');
+  return ctx;
+};

src/blog/types/contexts.ts

@@ -0,0 +1,19 @@
+import { ArticleModel, AuthorModel } from "./models";
+
+export interface ArticleContextModel {
+  articles: ArticleModel[];
+  loading: boolean;
+  error: string | null;
+  refreshArticles: () => Promise<void>;
+}
+
+export interface AuthContextModel {
+  currentUser: AuthorModel | null;
+  authors: AuthorModel[];
+  token: string | null;
+  loading: boolean;
+  error: string | null;
+  login: (email: string, password: string) => Promise<void>;
+  logout: () => void;
+  refreshAuthors: () => Promise<void>;
+}

src/blog/types/models.ts

@@ -0,0 +1,30 @@
+export interface AuthorModel {
+  // meta fields
+  _id?: string | null;
+  created_at: string;
+  updated_at: string;
+
+  // model fields
+  username: string;
+  name: string;
+  email: string;
+  avatar: string;
+  is_active: boolean;
+}
+
+export interface ArticleModel {
+  // meta fields
+  _id?: string | null;
+  created_at: string;
+  updated_at: string;
+
+  // model fields
+  img: string;
+  tag: string;
+  title: string;
+  description: string;
+  content: string;
+
+  // ref fields
+  authors: AuthorModel[];
+}

src/blog/types/props.ts

@@ -0,0 +1,12 @@
+import { ArticleModel } from "./models";
+
+export interface LatestProps {
+  articles: ArticleModel[];
+  onSelectArticle?: (index: number) => void;
+  onLoadMore?: (offset: number, limit: number) => Promise<void>; // optional async callback
+}
+
+export interface ArticleProps {
+  article: ArticleModel;
+  onBack: () => void;
+}