Problem: wiki does not support spaced repetition

Solution: implement spaced repetition for review of blocks

editor/src/index.js

@@ -4,6 +4,7 @@ import './styles.scss'
 import Editor from './editor'
 import MD from './markdown'
 import wikiGraph from "./graph";
+import "./sr";
 
 moment.locale('nl')
 // mermaid.initialize({startOnLoad: true})

editor/src/search.js

@@ -49,6 +49,7 @@ function startQuery(query, opt) {
             }
             $.each(data.hits, (key, value) => {
                 actualResult.push({
+                    id: value.id,
                     ref: value.fields.page,
                     title: value.fields.title,
                     line: value.fields.text,

editor/src/styles.scss

@@ -4,8 +4,13 @@
 @import "~bulma/sass/base/_all";
 @import "~bulma/sass/elements/title.sass";
 @import "~bulma/sass/elements/content.sass";
+@import "~bulma/sass/elements/button.sass";
+@import "~bulma/sass/form/shared.sass";
+@import "~bulma/sass/form/input-textarea.sass";
+@import "~bulma/sass/elements/other.sass";
 @import "~bulma/sass/components/breadcrumb.sass";
 @import "~bulma/sass/components/navbar.sass";
+@import "~bulma/sass/components/modal.sass";
 
 @import '~jquery-contextmenu/dist/jquery.contextMenu.css';
 //@import '~vis-network/styles/vis-network.css';
@@ -671,3 +676,6 @@ input.input-line, input.input-line:active {
     border-radius: 3px;
     padding: 2px 4px;
 }
+
+.review {
+}

main.go

@@ -37,6 +37,7 @@ import (
 	"strings"
 	"time"
 
+	"github.com/davecgh/go-spew/spew"
 	"p83.nl/go/ekster/pkg/util"
 	"p83.nl/go/indieauth"
 	"p83.nl/go/wiki/link"
@@ -1114,6 +1115,29 @@ func main() {
 			}
 		}
 	}))
+	http.HandleFunc("/api/block/replace", wrapAuth(func(w http.ResponseWriter, r *http.Request) {
+		err := r.ParseForm()
+		if err != nil {
+			http.Error(w, err.Error(), 400)
+			return
+		}
+		id := r.Form.Get("id")
+		if id == "" {
+			http.Error(w, "missing id", 400)
+			return
+		}
+		repo := blockRepo{
+			dirname: "data",
+		}
+		block, err := repo.Load(id)
+		block.Text = r.Form.Get("text")
+		err = repo.Save(id, block)
+		searchObjects, err := createSearchObjects(id)
+		for _, so := range searchObjects {
+			searchIndex.Index(so.ID, so)
+		}
+		return
+	}))
 	http.HandleFunc("/api/block/append", wrapAuth(func(w http.ResponseWriter, r *http.Request) {
 		err := r.ParseForm()
 		if err != nil {
@@ -1125,47 +1149,28 @@ func main() {
 			http.Error(w, "missing id", 400)
 			return
 		}
-
+		repo := blockRepo{
-        // FIXME: loads the whole page to save one new block
+			dirname: "data",
-		page := mp.Get(id)
+		}
-		log.Println(page.Content)
+		newBlock := Block{
-		var listItems []ListItem
+			Text:     r.Form.Get("text"),
-		id = page.Name // Use the name that was actually loaded
+			Children: []string{},
-
+			Parent:   id,
-		err = json.NewDecoder(strings.NewReader(page.Content)).Decode(&listItems)
-		if err != nil && err != io.EOF {
-			http.Error(w, fmt.Sprintf("while decoding: %s", err.Error()), 500)
-			return
 		}
-
 		newId := &ID{"1", true}
 		generatedID := newId.NewID()
-		listItems = append(listItems, ListItem{
+		err = repo.Save(generatedID, newBlock)
-			ID:       generatedID,
+		block, err := repo.Load(id)
-			Indented: 0,
+		block.Children = append(block.Children, generatedID)
-			Text:     r.Form.Get("text"),
+		err = repo.Save(id, block)
-			Fleeting: false,
-		})
 
-		var buf bytes.Buffer
+		searchObjects, err := createSearchObjects(id)
+		spew.Dump("searchObjects", searchObjects)
 
-		err = json.NewEncoder(&buf).Encode(&listItems)
+		for _, so := range searchObjects {
-		if err != nil {
+			searchIndex.Index(so.ID, so)
-			http.Error(w, fmt.Sprintf("while encoding: %s", err.Error()), 500)
-			return
 		}
 
-		page.Content = buf.String()
-		page.Name = id
-		page.Title = id
-
-		err = mp.Save(id, page, "", "")
-		if err != nil {
-			http.Error(w, fmt.Sprintf("while saving: %s", err.Error()), 500)
-			return
-		}
-
-		fmt.Println(generatedID)
 		return
 	}))
 	http.HandleFunc("/links.json", func(w http.ResponseWriter, r *http.Request) {

search.go

@@ -250,6 +250,13 @@ func createSearchObjects(rootBlockID string) ([]pageBlock, error) {
 		return nil, err
 	}
 
+	if len(blocks.Parents) > 0 {
+		page := blocks.Parents[len(blocks.Parents)-1]
+		if page != rootBlockID {
+			blocks, err = loadBlocks("data", page)
+		}
+	}
+
 	var pageBlocks []pageBlock
 
 	queue := []string{blocks.PageID}

templates/view.html

@@ -23,6 +23,31 @@
             </div>
         </div>
     </div>
+
+    <div class="modal review-modal">
+        <div class="modal-background"></div>
+        <div class="modal-card">
+            <header class="modal-card-head">
+              <p class="modal-card-title">Review</p>
+              <button class="delete" aria-label="close"></button>
+            </header>
+
+            <section class="modal-card-body" style="min-height: 400px">
+              <h3 class="block-title is-title"></h3>
+                <textarea class="textarea block-text" style="height:380px"></textarea>
+
+                <div class="end-of-review hide">All tasks are reviewed.</p>
+            </section>
+
+            <div class="modal-card-foot" style="justify-content: center">
+                <button class="button normal is-danger review" data-review="again">Again</button>
+                <button class="button hard is-warning review" data-review="soon">Soon</button>
+                <button class="button easy is-success review" data-review="later">Later</button>
+                <button class="button easy is-default review" data-review="never">Never</button>
+                <button class="button end-of-review hide close">Close</button>
+            </div>
+        </div>
+    </div>
 {{ end }}
 
 {{ define "navbar" }}
@@ -32,6 +57,7 @@
         <a href="/recent/" class="navbar-item">Recent Changes</a>
         <a href="/graph/" class="navbar-item">Graph</a>
         <a href="/{{ .TodayPage }}" class="navbar-item">Today</a>
+        <a href="" class="navbar-item start-review">Review</a>
         <a href="/auth/logout" class="navbar-item">Logout</a>
         <span class="navbar-item"><b>{{ $.Session.Me }}</b></span>
     {{ else }}