add: markdown deletion

src/App.js

@@ -6,6 +6,7 @@ import MainNavigation from "./components/Navigations/MainNavigation";
 import SideNavigation from "./components/Navigations/SideNavigation";
 import MarkdownContent from "./components/Markdowns/MarkdownContent";
 import MarkdownEditor from "./components/Markdowns/MarkdownEditor";
+import StandaloneMarkdownPage from "./components/Markdowns/StandaloneMarkdownPage";
 import "./App.css";
 import Callback from "./components/KeycloakCallbacks/Callback";
 import Footer from "./components/Footer";
@@ -18,30 +19,35 @@ const App = () => {
     return (
         <Provider store={store}>
             <Router>
-                <div className="app-container">
-                    <MainNavigation />
-                    <div className="content-container">
-                        <SideNavigation />
-                        <main className="main-content">
-                            <Routes>
-                                <Route
-                                    path="/"
-                                    element={<Navigate to = "/markdown/1"/>}
-                                />
-                                <Route path="/testx" element={<h2>test2</h2>}/>
-                                <Route path="/markdown/:strId" element={<MarkdownContent />} />
-                                <Route path="/callback" element={<Callback />} />
-                                <Route path="/test" element={<h1>TEST</h1>}></Route>
-                                <Route path="/markdown/create" element={<MarkdownEditor />} />
-                                <Route path="/markdown/edit/:strId" element={<MarkdownEditor />} />
-                                <Route path="/popup_callback" element={<PopupCallback />} />
-                                <Route path="/silent_callback" element={<SilentCallback />} />
-                                <Route path="/template/create" element={<MarkdownTemplateEditor />} />
-                                <Route path="/template/edit/:strId" element={<MarkdownTemplateEditor />} />
-                            </Routes>
-                        </main>
-                    </div>
-                </div>
+                <Routes>
+                    <Route path="/pg/*" element={<StandaloneMarkdownPage />} />
+                    <Route path="*" element={
+                        <div className="app-container">
+                            <MainNavigation />
+                            <div className="content-container">
+                                <SideNavigation />
+                                <main className="main-content">
+                                    <Routes>
+                                        <Route
+                                            path="/"
+                                            element={<Navigate to = "/markdown/1"/>}
+                                        />
+                                        <Route path="/testx" element={<h2>test2</h2>}/>
+                                        <Route path="/markdown/:strId" element={<MarkdownContent />} />
+                                        <Route path="/callback" element={<Callback />} />
+                                        <Route path="/test" element={<h1>TEST</h1>}></Route>
+                                        <Route path="/markdown/create" element={<MarkdownEditor />} />
+                                        <Route path="/markdown/edit/:strId" element={<MarkdownEditor />} />
+                                        <Route path="/popup_callback" element={<PopupCallback />} />
+                                        <Route path="/silent_callback" element={<SilentCallback />} />
+                                        <Route path="/template/create" element={<MarkdownTemplateEditor />} />
+                                        <Route path="/template/edit/:strId" element={<MarkdownTemplateEditor />} />
+                                    </Routes>
+                                </main>
+                            </div>
+                        </div>
+                    } />
+                </Routes>
                 <Footer />
             </Router>
         </Provider>

src/components/MarkdownTemplate/ParametersManager.js

@@ -70,9 +70,11 @@ const ParametersManager = ({ parameters, onChange }) => {
             <div style={{ maxHeight: "50vh", overflowY: "auto" }}>
                 {_parameters.map((param, index) => (
                     <div key={index} className="box" style={{ marginBottom: "0.5rem" }}>
-                        <div className="field is-grouped is-grouped-multiline">
+                        <div className="field is-grouped is-align-items-end">
+                            <div className="control">
+                                <label className="label">Name:</label>
+                            </div>
                             <div className="control is-expanded">
-                                <label className="label mb-1">Name:</label>
                                 <input
                                     type="text"
                                     className="input"

src/components/MarkdownTemplate/TypeEditor.js

@@ -69,7 +69,6 @@ const TypeEditor = ({ type, onChange }) => {
             case 'template':
                 return (
                     <div className="field">
-                        <label className="label">Template</label>
                         <div className="control">
                             <TemplateSelector
                                 template={_type.definition.template}
@@ -95,7 +94,7 @@ const TypeEditor = ({ type, onChange }) => {
     return (
         <div className="box">
             <div className="field">
-                <label className="label">Type</label>
+                {/*<label className="label">Type</label>*/}
                 <div className="control">
                     <div className="select is-fullwidth">
                         <select

src/components/Markdowns/MarkdownContent.js

@@ -9,11 +9,13 @@ import {usePath} from "../../utils/queries/path-queries";
 import {useMarkdownSetting} from "../../utils/queries/markdown-setting-queries";
 import {useMarkdownTemplate} from "../../utils/queries/markdown-template-queries";
 import {useMarkdownTemplateSetting} from "../../utils/queries/markdown-template-setting-queries";
+import MarkdownSettingModal from "../Modals/MarkdownSettingModal";
 
 const MarkdownContent = () => {
     const { strId } = useParams();
     const id = Number(strId);
     const [indexTitle, setIndexTitle] = useState(null);
+    const [isSettingModalOpen, setSettingModalOpen] = useState(false);
     const {data: markdown, isLoading, error} = useMarkdown(id);
     const {data: path, isFetching: isPathFetching} = usePath(markdown?.path_id);
     const {data: setting, isFetching: isSettingFetching} = useMarkdownSetting(markdown?.setting_id);
@@ -50,15 +52,28 @@ const MarkdownContent = () => {
 
     return (
         <div className="markdown-content-container">
-            <div className="field has-addons markdown-content-container-header">
-                <h1 className="title control">{markdown.title === "index" ? indexTitle : markdown.title}</h1>
+            <div className="is-flex is-justify-content-space-between is-align-items-center markdown-content-container-header">
+                <h1 className="title">{markdown.title === "index" ? indexTitle : markdown.title}</h1>
                 <PermissionGuard rolesRequired={['admin']}>
-                    <Link to={`/markdown/edit/${id}`} className="control button is-primary is-light">
-                        Edit
-                    </Link>
+                    <div className="field has-addons">
+                        <button
+                            className="control button is-info is-light"
+                            onClick={() => setSettingModalOpen(true)}
+                        >
+                            Settings
+                        </button>
+                        <Link to={`/markdown/edit/${id}`} className="control button is-primary is-light">
+                            Edit
+                        </Link>
+                    </div>
                 </PermissionGuard>
             </div>
             <MarkdownView content={JSON.parse(markdown.content)} template={template}/>
+            <MarkdownSettingModal 
+                isOpen={isSettingModalOpen}
+                markdown={markdown}
+                onClose={() => setSettingModalOpen(false)}
+            />
         </div>
     );
 };

src/components/Markdowns/StandaloneMarkdownPage.js

@@ -0,0 +1,100 @@
+import React, { useEffect, useState } from "react";
+import { useLocation } from "react-router-dom";
+import "katex/dist/katex.min.css";
+import "./MarkdownContent.css";
+import MarkdownView from "./MarkdownView";
+import { useMarkdown } from "../../utils/queries/markdown-queries";
+import { useMarkdownSetting } from "../../utils/queries/markdown-setting-queries";
+import { useMarkdownTemplate } from "../../utils/queries/markdown-template-queries";
+import { useMarkdownTemplateSetting } from "../../utils/queries/markdown-template-setting-queries";
+import { useTree } from "../../utils/queries/tree-queries";
+import { getMarkdownIdByPath } from "../../utils/pathUtils";
+
+const StandaloneMarkdownPage = () => {
+    const location = useLocation();
+    const [indexTitle, setIndexTitle] = useState(null);
+    const [markdownId, setMarkdownId] = useState(null);
+    
+    // Extract path from /pg/project/index -> project/index
+    const pathString = location.pathname.replace(/^\/pg\//, '');
+    
+    const { data: tree, isLoading: isTreeLoading } = useTree();
+    const { data: markdown, isLoading: isMarkdownLoading, error } = useMarkdown(markdownId);
+    const { data: setting, isFetching: isSettingFetching } = useMarkdownSetting(markdown?.setting_id);
+    const { data: templateSetting, isFetching: isTemplateSettingFetching } = useMarkdownTemplateSetting(setting?.template_setting_id);
+    const { data: template, isFetching: isTemplateFetching } = useMarkdownTemplate(templateSetting?.template_id);
+
+    // Resolve markdown ID from path using tree
+    useEffect(() => {
+        if (tree && pathString) {
+            const resolvedId = getMarkdownIdByPath(tree, pathString);
+            setMarkdownId(resolvedId);
+        }
+    }, [tree, pathString]);
+
+    useEffect(() => {
+        if (markdown && markdown.title === "index" && pathString) {
+            const pathParts = pathString.split('/').filter(part => part.length > 0);
+            
+            if (pathParts.length === 0) {
+                // Root index: /pg/ or /pg
+                setIndexTitle("Home");
+            } else {
+                // Directory index: /pg/Projects or /pg/Projects/project1
+                // Use the last directory name as title
+                const directoryName = pathParts[pathParts.length - 1];
+                setIndexTitle(directoryName);
+            }
+        }
+    }, [markdown, pathString]);
+
+    const notReady = isTreeLoading || isMarkdownLoading || isSettingFetching || isTemplateSettingFetching || isTemplateFetching;
+
+    if (notReady) {
+        return (
+            <div style={{ padding: "2rem", textAlign: "center" }}>
+                <div>Loading...</div>
+            </div>
+        );
+    }
+
+    if (error) {
+        return (
+            <div style={{ padding: "2rem", textAlign: "center" }}>
+                <div>Error: {error.message || "Failed to load content"}</div>
+            </div>
+        );
+    }
+
+    if (!notReady && !markdownId) {
+        return (
+            <div style={{ padding: "2rem", textAlign: "center" }}>
+                <div>Markdown not found for path: {pathString}</div>
+            </div>
+        );
+    }
+
+    if (markdown?.isMessage) {
+        return (
+            <div style={{ padding: "2rem" }}>
+                <div className="notification is-info">
+                    <h4 className="title is-4">{markdown.title}</h4>
+                    <p>{markdown.content}</p>
+                </div>
+            </div>
+        );
+    }
+
+    return (
+        <div style={{ padding: "2rem", maxWidth: "100%", margin: "0 auto" }}>
+            <div style={{ marginBottom: "2rem" }}>
+                <h1 className="title">{markdown?.title === "index" ? indexTitle : markdown?.title}</h1>
+            </div>
+            {markdown && (
+                <MarkdownView content={JSON.parse(markdown.content)} template={template} />
+            )}
+        </div>
+    );
+};
+
+export default StandaloneMarkdownPage;

src/components/Navigations/MarkdownNode.js

@@ -1,9 +1,30 @@
-import {Link} from "react-router-dom";
+import {Link, useNavigate} from "react-router-dom";
 import PermissionGuard from "../PermissionGuard";
 import React, {useState} from "react";
 import MarkdownSettingModal from "../Modals/MarkdownSettingModal";
+import {useDeleteMarkdown} from "../../utils/queries/markdown-queries";
+import {useDeleteMarkdownSetting} from "../../utils/queries/markdown-setting-queries";
 const MarkdownNode = ({markdown, handleMoveMarkdown}) => {
     const [isMarkdownSettingModalOpen, setIsMarkdownSettingModalOpen] = useState(false);
+    const navigate = useNavigate();
+    const deleteMarkdown = useDeleteMarkdown();
+    const deleteMarkdownSetting = useDeleteMarkdownSetting();
+    
+    const handleDeleteMarkdown = async () => {
+        if (!window.confirm(`delete markdown "${markdown.title}" ? this action cannot be undone.`)) {
+            return;
+        }
+        
+        try {
+            await deleteMarkdown.mutateAsync(markdown.id);
+
+            if (window.location.pathname === `/markdown/${markdown.id}`) {
+                navigate('/');
+            }
+        } catch (error) {
+            alert('failed: ' + (error.message || 'unknown error'));
+        }
+    };
     return (
         <li key={markdown.id}>
             <div className="is-clickable field has-addons">
@@ -24,6 +45,18 @@ const MarkdownNode = ({markdown, handleMoveMarkdown}) => {
                             </span>
                         </button>
                     </p>
+                    <p className="control">
+                        <button
+                            className="button is-small is-danger"
+                            onClick={handleDeleteMarkdown}
+                            type="button"
+                            disabled={deleteMarkdown.isLoading || deleteMarkdownSetting.isLoading}
+                        >
+                            <span className="icon">
+                                <i className="fas fa-trash"/>
+                            </span>
+                        </button>
+                    </p>
                     <div
                         className="control is-flex is-flex-direction-column is-align-items-center"
                         style={{marginLeft: "0.5rem"}}

src/utils/pathUtils.js

@@ -0,0 +1,45 @@
+export const findMarkdownByPath = (tree, pathString) => {
+    if (!tree || !pathString) return null;
+    
+    const pathSegments = pathString.split('/').filter(segment => segment.length > 0);
+
+    if (pathSegments.length === 0) {
+        const rootIndex = tree.children?.find(
+            child => child.type === 'markdown' && child.title === 'index'
+        );
+        return rootIndex || null;
+    }
+    let currentNode = tree;
+
+    for (let i = 0; i < pathSegments.length; i++) {
+        const segment = pathSegments[i];
+
+        const childPath = currentNode.children?.find(
+            child => child.type === 'path' && child.name === segment
+        );
+        
+        if (!childPath) {
+            if (i === pathSegments.length - 1) {
+                const markdownNode = currentNode.children?.find(
+                    child => child.type === 'markdown' && child.title === segment
+                );
+                return markdownNode || null;
+            }
+            return null;
+        }
+        
+        currentNode = childPath;
+    }
+    
+
+    const indexMarkdown = currentNode.children?.find(
+        child => child.type === 'markdown' && child.title === 'index'
+    );
+    
+    return indexMarkdown || null;
+};
+
+export const getMarkdownIdByPath = (tree, pathString) => {
+    const markdownNode = findMarkdownByPath(tree, pathString);
+    return markdownNode?.id || null;
+};

src/utils/queries/markdown-queries.js

@@ -52,6 +52,7 @@ export const useMarkdownsByPath = (pathId) => {
     });
 };
 
+
 export const useSaveMarkdown = () => {
     const queryClient = useQueryClient();
     const config = useConfig();
@@ -93,6 +94,24 @@ export const useMoveMarkdown = () => {
     });
 };
 
+export const useDeleteMarkdown = () => {
+    const queryClient = useQueryClient();
+    const config = useConfig();
+    
+    return useMutation({
+        mutationFn: (markdownId) => {
+            return fetch_(`${config.BACKEND_HOST}/api/markdown/${markdownId}`, {
+                method: "DELETE"
+            });
+        },
+        onSuccess: (data, markdownId) => {
+            queryClient.invalidateQueries({queryKey: ["markdown", markdownId]});
+            queryClient.invalidateQueries({queryKey: ["tree"]});
+            queryClient.invalidateQueries({queryKey: ["markdownsByPath"]});
+        }
+    });
+};
+
 export const useSearchMarkdown = (keyword) => {
     const config = useConfig();
     return useQuery({