Revert "Move functionality to scl-lib and remove unused code and simp…

…lify structure"

This reverts commit fbabe0a.

foundation.ts

@@ -0,0 +1,93 @@
+import { css } from 'lit';
+import { identity, find } from '@openenergytools/scl-lib';
+
+export function updateElementReference(
+  newDoc: XMLDocument,
+  oldElement: Element
+): Element | null {
+  if (!oldElement || !oldElement.closest('SCL')) return null;
+
+  const id = identity(oldElement);
+  const newElement = find(newDoc, oldElement.tagName, id);
+
+  return newElement;
+}
+
+export function isPublic(element: Element): boolean {
+  return !element.closest('Private');
+}
+
+export const styles = css`
+  .content {
+    display: flex;
+    height: calc(100vh - 184px);
+  }
+
+  .selectionlist {
+    flex: 35%;
+    margin: 4px 4px 4px 8px;
+    background-color: var(--mdc-theme-surface);
+    overflow-y: scroll;
+  }
+
+  .elementeditorcontainer {
+    flex: 65%;
+    margin: 4px 8px 4px 4px;
+    background-color: var(--mdc-theme-surface);
+    overflow-y: scroll;
+    display: flex;
+  }
+
+  .listitem.header {
+    font-weight: 500;
+  }
+
+  mwc-list-item.hidden[noninteractive] + li[divider] {
+    display: none;
+  }
+
+  mwc-button {
+    display: none;
+  }
+
+  @media (max-width: 950px) {
+    .elementeditorcontainer {
+      display: block;
+    }
+  }
+
+  @media (max-width: 599px) {
+    .content {
+      height: 100%;
+    }
+
+    .selectionlist {
+      position: absolute;
+      width: calc(100% - 32px);
+      height: auto;
+      top: 110px;
+      left: 8px;
+      background-color: var(--mdc-theme-surface);
+      z-index: 1;
+      box-shadow: 0 8px 10px 1px rgba(0, 0, 0, 0.14),
+        0 3px 14px 2px rgba(0, 0, 0, 0.12), 0 5px 5px -3px rgba(0, 0, 0, 0.2);
+    }
+
+    .elementeditorcontainer {
+      display: block;
+    }
+
+    data-set-element-editor {
+      width: calc(100% - 16px);
+    }
+
+    .selectionlist.hidden {
+      display: none;
+    }
+
+    mwc-button {
+      display: flex;
+      margin: 4px 8px 8px;
+    }
+  }
+`;

foundation/foundation.ts

@@ -0,0 +1,113 @@
+import { findFCDAs, isSubscribed } from './subscription/subscription.js';
+
+/**
+ * Extract the 'name' attribute from the given XML element.
+ * @param element - The element to extract name from.
+ * @returns the name, or undefined if there is no name.
+ */
+export function getNameAttribute(element: Element): string | undefined {
+  const name = element.getAttribute('name');
+  return name || undefined;
+}
+
+/**
+ * Extract the 'desc' attribute from the given XML element.
+ * @param element - The element to extract description from.
+ * @returns the name, or undefined if there is no description.
+ */
+export function getDescriptionAttribute(element: Element): string | undefined {
+  const name = element.getAttribute('desc');
+  return name || undefined;
+}
+
+/** Sorts selected `ListItem`s to the top and disabled ones to the bottom. */
+export function compareNames(a: Element | string, b: Element | string): number {
+  if (typeof a === 'string' && typeof b === 'string') return a.localeCompare(b);
+
+  if (typeof a === 'object' && typeof b === 'string')
+    return (a.getAttribute('name') ?? '').localeCompare(b);
+
+  if (typeof a === 'string' && typeof b === 'object')
+    return a.localeCompare(b.getAttribute('name')!);
+
+  if (typeof a === 'object' && typeof b === 'object')
+    return (a.getAttribute('name') ?? '').localeCompare(
+      b.getAttribute('name') ?? ''
+    );
+
+  return 0;
+}
+
+const serviceTypeControlBlockTags: Partial<Record<string, string[]>> = {
+  GOOSE: ['GSEControl'],
+  SMV: ['SampledValueControl'],
+  Report: ['ReportControl'],
+  NONE: ['LogControl', 'GSEControl', 'SampledValueControl', 'ReportControl'],
+};
+
+// NOTE: This function modified extensively from the core function to more efficiently handle the srcXXX attributes on ExtRefs
+export function findControlBlocks(
+  extRef: Element,
+  controlType: 'GOOSE' | 'SMV'
+): Element[] {
+  if (!isSubscribed(extRef)) return [];
+
+  const extRefValues = ['iedName', 'srcPrefix', 'srcCBName', 'srcLNInst'];
+  const [srcIedName, srcPrefix, srcCBName, srcLNInst] = extRefValues.map(
+    attr => extRef.getAttribute(attr) ?? ''
+  );
+
+  const srcLDInst =
+    extRef.getAttribute('srcLDInst') ?? extRef.getAttribute('ldInst');
+  const srcLNClass = extRef.getAttribute('srcLNClass') ?? 'LLN0';
+
+  const controlBlockFromSrc = Array.from(
+    extRef
+      .closest('SCL')!
+      .querySelectorAll(
+        `IED[name="${srcIedName}"] LDevice[inst="${srcLDInst}"] > LN0[lnClass="${srcLNClass}"]${
+          srcPrefix !== '' ? `[prefix="${srcPrefix}"]` : ''
+        }${srcLNInst !== '' ? `[inst="${srcLNInst}"]` : ''} > ${
+          serviceTypeControlBlockTags[controlType]
+        }[name="${srcCBName}"]`
+      )
+  );
+
+  if (controlBlockFromSrc) return controlBlockFromSrc;
+
+  // Ed 1 this is more complicated as control blocks not explicitly identified...
+
+  const fcdas = findFCDAs(extRef);
+  const cbTags =
+    serviceTypeControlBlockTags[extRef.getAttribute('serviceType') ?? 'NONE'] ??
+    [];
+  const controlBlocks = new Set(
+    fcdas.flatMap(fcda => {
+      const dataSet = fcda.parentElement!;
+      const dsName = dataSet.getAttribute('name') ?? '';
+      const anyLN = dataSet.parentElement!;
+      return cbTags
+        .flatMap(tag => Array.from(anyLN.getElementsByTagName(tag)))
+        .filter(cb => cb.getAttribute('datSet') === dsName);
+    })
+  );
+  return Array.from(controlBlocks);
+}
+
+/** maximum value for `lnInst` attribute */
+const maxLnInst = 99;
+const lnInstRange = Array(maxLnInst)
+  .fill(1)
+  .map((_, i) => `${i + 1}`);
+
+/**
+ * @param lnElements - The LN elements to be scanned for `inst`
+ * values already in use.
+ * @returns first available inst value for LN or undefined if no inst is available
+ */
+export function minAvailableLogicalNodeInstance(
+  lnElements: Element[]
+): string | undefined {
+  const lnInsts = new Set(lnElements.map(ln => ln.getAttribute('inst') || ''));
+  return lnInstRange.find(lnInst => !lnInsts.has(lnInst));
+}

foundation/icons.ts

@@ -10,7 +10,7 @@ export const smvIcon = svg`<svg style="width:24px;height:24px" viewBox="0 0 24 2
 
 export type iconType = 'smvIcon' | 'gooseIcon';
 
-function getIconButton(type: iconType, state: boolean): TemplateResult {
+export function getIconButton(type: iconType, state: boolean): TemplateResult {
   return svg`<svg
     slot="${state ? 'onIcon' : 'offIcon'}"
     xmlns="http://www.w3.orgs/2000/svg"