1 files changed, 49 insertions, 0 deletions
diff --git a/webui/src/pages/bug/Timeline.tsx b/webui/src/pages/bug/Timeline.tsx
new file mode 100644
index 00000000..73c88cdf
--- /dev/null
+++ b/webui/src/pages/bug/Timeline.tsx
@@ -0,0 +1,49 @@
+import React from 'react';
+
+import { makeStyles } from '@material-ui/core/styles';
+
+import LabelChange from './LabelChange';
+import Message from './Message';
+import SetStatus from './SetStatus';
+import SetTitle from './SetTitle';
+import { TimelineItemFragment } from './TimelineQuery.generated';
+
+const useStyles = makeStyles(theme => ({
+  main: {
+    '& > *:not(:last-child)': {
+      marginBottom: theme.spacing(2),
+    },
+  },
+}));
+
+type Props = {
+  ops: Array<TimelineItemFragment>;
+};
+
+function Timeline({ ops }: Props) {
+  const classes = useStyles();
+
+  return (
+    <div className={classes.main}>
+      {ops.map((op, index) => {
+        switch (op.__typename) {
+          case 'CreateTimelineItem':
+            return <Message key={index} op={op} />;
+          case 'AddCommentTimelineItem':
+            return <Message key={index} op={op} />;
+          case 'LabelChangeTimelineItem':
+            return <LabelChange key={index} op={op} />;
+          case 'SetTitleTimelineItem':
+            return <SetTitle key={index} op={op} />;
+          case 'SetStatusTimelineItem':
+            return <SetStatus key={index} op={op} />;
+        }
+
+        console.warn('unsupported operation type ' + op.__typename);
+        return null;
+      })}
+    </div>
+  );
+}
+
+export default Timeline;