Added viewers, tree node viewers and fixed forms for new damage schema

app/imports/ui/properties/treeNodeViews/EffectTreeNode.vue

@@ -0,0 +1,62 @@
+<template lang="html">
+  <div class="layout row align-center justify-start">
+    <v-icon
+      class="mr-2"
+      :class="selected && 'primary--text'"
+    >
+      {{ effectIcon }}
+    </v-icon>
+    <div
+      class="text-no-wrap text-truncate"
+    >
+      <template v-if="model.name">
+        {{ model.name }}
+      </template>
+      <template v-else>
+        <span class="mr-1">
+          {{ displayedValue }}
+        </span>
+        <span
+          v-for="stat in model.stats"
+          :key="stat"
+          class="mr-1"
+        >{{ stat }}</span>
+      </template>
+    </div>
+  </div>
+</template>
+
+<script>
+// Most of this was copied from EffectViewer and should probably be generalised
+import treeNodeViewMixin from '/imports/ui/properties/treeNodeViews/treeNodeViewMixin.js';
+import getEffectIcon from '/imports/ui/utility/getEffectIcon.js';
+
+export default {
+  mixins: [treeNodeViewMixin],
+  computed: {
+    resolvedValue(){
+      return this.model.result !== undefined ? this.model.result : this.model.calculation;
+    },
+    effectIcon(){
+      let value = this.resolvedValue;
+      return getEffectIcon(this.model.operation, value);
+    },
+    displayedValue(){
+      let value = this.resolvedValue;
+      switch(this.model.operation) {
+        case 'base': return value;
+        case 'add': return isFinite(value) ? Math.abs(value) : value;
+        case 'mul': return value;
+        case 'min': return value;
+        case 'max': return value;
+        case 'advantage': return;
+        case 'disadvantage': return;
+        case 'passiveAdd': return isFinite(value) ? Math.abs(value) : value;
+        case 'fail': return;
+        case 'conditional': return;
+        default: return undefined;
+      }
+    },
+  }
+}
+</script>