Refactor LineAccumulator (#501)

* move isInLineGroup to class scope

* move showMeter to class scope

* use showMeter class attribute

* move showIpa to class scope

src/transliteration/domain/columns.ts

@@ -59,9 +59,6 @@ export function lineAccFromColumns({
         acc.addColumnToken(
           token,
           index,
-          isInLineGroup,
-          showMeter,
-          showIpa,
           updatePhoneticPropsContext(column.content, index, phoneticProps),
           _.isEmpty(_.intersection(token.uniqueLemma, highlightLemmas))
             ? []
@@ -72,7 +69,7 @@ export function lineAccFromColumns({
       acc
     )
     return acc
-  }, new LineAccumulator())
+  }, new LineAccumulator(isInLineGroup, showMeter, showIpa))
 }
 
 export function numberOfColumns(columns: readonly TextLineColumn[]): number {

src/transliteration/ui/LineAccumulator.tsx

@@ -56,8 +56,17 @@ export class LineAccumulator {
   private enclosureOpened = false
   private protocol: Protocol | null = null
   private isFirstWord = true
+  private isInLineGroup = false
+  private showMeter = false
+  private showIpa = false
   lemmas: string[] = []
 
+  constructor(isInLineGroup?: boolean, showMeter?: boolean, showIpa?: boolean) {
+    this.isInLineGroup = isInLineGroup || false
+    this.showMeter = showMeter || false
+    this.showIpa = showIpa || false
+  }
+
   getColumns(maxColumns: number): React.ReactNode[] {
     return this.columns.map((column: ColumnData, index: number) => (
       <td key={index} colSpan={column.span ?? maxColumns}>
@@ -87,9 +96,6 @@ export class LineAccumulator {
   pushToken(
     token: Token,
     index: number,
-    isInLineGroup = false,
-    showMeter = false,
-    showIpa = false,
     phoneticProps?: PhoneticProps,
     bemModifiers: string[] = []
   ): void {
@@ -100,7 +106,7 @@ export class LineAccumulator {
       this.pushSeparator()
     }
 
-    const DisplayTokenComponent = isInLineGroup
+    const DisplayTokenComponent = this.isInLineGroup
       ? DisplayLineGroupToken
       : DisplayToken
 
@@ -110,8 +116,8 @@ export class LineAccumulator {
         token={token}
         bemModifiers={[...this.bemModifiers, ...bemModifiers]}
         Wrapper={this.inGloss && !isEnclosure(token) ? GlossWrapper : undefined}
-        showMeter={showMeter}
-        showIpa={showIpa}
+        showMeter={this.showMeter}
+        showIpa={this.showIpa}
         phoneticProps={phoneticProps}
       />
     )
@@ -139,9 +145,6 @@ export class LineAccumulator {
   addColumnToken(
     token: Token,
     index: number,
-    isInLineGroup?: boolean,
-    showMeter?: boolean,
-    showIpa?: boolean,
     phoneticProps?: PhoneticProps,
     bemModifiers: string[] = []
   ): void {
@@ -158,15 +161,7 @@ export class LineAccumulator {
       case 'Column':
         throw new Error('Unexpected column token.')
       default:
-        this.pushToken(
-          token,
-          index,
-          isInLineGroup,
-          showMeter,
-          showIpa,
-          phoneticProps,
-          bemModifiers
-        )
+        this.pushToken(token, index, phoneticProps, bemModifiers)
         this.pushLemma(token.uniqueLemma)
         this.isFirstWord = false
     }

src/transliteration/ui/line-tokens.tsx

@@ -28,9 +28,6 @@ export function LineTokens({
           acc.addColumnToken(
             token,
             index,
-            false,
-            false,
-            false,
             {},
             highlightTokens.includes(index) ? ['highlight'] : []
           )