Revize 7652cf88

Basic annotation document preview

webapp/contexts/AnnotationContext.tsx

@@ -1 +1 @@
 import React, { createContext, useEffect, useState } from 'react';
-import { TagInstanceInfo } from '../api';
+import { AnnotationInfo, TagInstanceInfo } from '../api';
 import { Occurrence, Tag } from '../components/types/tag';
+import { annotationController } from '../controllers';
 
 /**
  * Interface of an annotation context provider.
@@ -48 +49 @@
      * @param newValue New value of the length.
      */
     changeLength: (occurrence: Occurrence, newValue: number) => void;
+
+    annotation: AnnotationInfo | null;
+    refreshAnnotation: () => void;
 }
 
 /**
@@ -108 +112 @@
     changeLength: (occurrence: Occurrence, newValue: number) => {
         return;
     },
+
+    annotation: null,
+    refreshAnnotation: () => {
+        return;
+    },
 });
 
 /**
@@ -119 +128 @@
     children: React.ReactNode;
     annotationId: string;
 }) => {
+    const [annotation, setAnnotation] = useState<AnnotationInfo | null>(null);
+
     /**
      * Tags managed by the context.
      */
@@ -166 +177 @@
         //TODO: Implement method (should use objects from server API)
     };
 
+    async function refreshAnnotation() {
+        const data = await annotationController.annotationAnnotationIdGet(
+            props.annotationId
+        );
+
+        setAnnotation(data.data ?? null);
+    }
+
     /**
      * Initializes the context.
      */
     useEffect(() => {
-        //TODO: Implement initialization with values from the server
+        refreshAnnotation();
     }, [props.annotationId]);
 
     return (
@@ -183 +202 @@
                 deleteOccurrence,
                 changeLength,
                 changePosition,
+                refreshAnnotation,
+                annotation,
             }}
         >
             {props.children}