1 files changed, 29 insertions, 3 deletions
diff --git a/genome-list.mjs b/genome-list.mjs
index 8969a8c..ddb5361 100644
--- a/genome-list.mjs
+++ b/genome-list.mjs
@@ -1,13 +1,14 @@
 class GenomeList {
     constructor(elt) {
 	this.genomes = [];
-	this.elt = elt;
+        this.elt = elt
     }
 
     push(genome) {
 	this.genomes.push(genome)
-	this.elt.appendChild(genome.elt)
-        window.genome = genome
+        const li = document.createElement('li')
+        li.appendChild(genome.elt)
+	this.historyElt.appendChild(li)
         genome.elt.scrollIntoView(false)
     }
 
@@ -18,6 +19,31 @@ class GenomeList {
 	    return undefined
 	}
     }
+
+    get historyElt() {
+        if (this._historyElt === undefined) {
+            this._historyElt = document.createElement('ol')
+            this.elt.querySelector('.history').appendChild(this._historyElt)
+        }
+        return this._historyElt
+    }
+
+    set initialGenome(genome) {
+        this.initialElt.appendChild(genome.elt)
+    }
+
+    set finalGenome(genome) {
+        this.finalElt.appendChild(genome.elt)
+        this.finalElt.classList.remove('hidden')
+    }
+
+    get initialElt() {
+        return this.elt.querySelector('.initial')
+    }
+
+    get finalElt() {
+        return this.elt.querySelector('.final')
+    }
 }
 
 export default GenomeList