185 - drop backward compatibility

- removed legacy code to handle backward compatibility with <0.15.0, <1.2.0, <1.4.11 and <1.6.0

src/custom-sort/custom-sort.ts

@@ -1,8 +1,6 @@
 import {
 	FrontMatterCache,
 	MetadataCache,
-	Plugin,
-	requireApiVersion,
 	TAbstractFile,
 	TFile,
 	TFolder,
@@ -719,28 +717,8 @@ export const determineBookmarksOrderIfNeeded = (folderItems: Array<FolderItemFor
 	})
 }
 
-// This function is a replacement for the Obsidian File Explorer function sort(...) up to Obsidian 1.6.0
+export const getSortedFolderItems = function (sortedFolder: TFolder, sortingSpec: CustomSortSpec, ctx: ProcessingContext) {
-//   when a major refactoring of sorting mechanics happened
+	const sortOrder = this.sortOrder   // this is bound to FileExplorer Obsidian component
-export const folderSort_vUpTo_1_6_0 = function (sortingSpec: CustomSortSpec, ctx: ProcessingContext) {
-
-	const fileExplorerView = this.fileExplorer ?? this.view  // this.view replaces the former since 1.5.4 insider build
-	const folderUnderSort = this.file as TFolder
-	const sortOrder = this.sortOrder
-	const allFileItemsCollection = fileExplorerView.fileItems
-
-	const items = folderSortCore(folderUnderSort, sortOrder, sortingSpec, allFileItemsCollection, ctx)
-
-	if (requireApiVersion && requireApiVersion("0.15.0")) {
-		this.vChildren.setChildren(items);
-	} else {
-		this.children = items;
-	}
-}
-
-// This function is a replacement for the Obsidian File Explorer function getSortedFolderItems(...)
-//    which first appeared in Obsidian 1.6.0 and simplified a bit the plugin integration point
-export const getSortedFolderItems_vFrom_1_6_0 = function (sortedFolder: TFolder, sortingSpec: CustomSortSpec, ctx: ProcessingContext) {
-	const sortOrder = this.sortOrder
 	const allFileItemsCollection = this.fileItems
 	return folderSortCore(sortedFolder, sortOrder, sortingSpec, allFileItemsCollection, ctx)
 }

src/main.ts

@@ -1,19 +1,12 @@
 import {
-	apiVersion,
-	App,
 	FileExplorerView,
     Menu,
     MenuItem,
 	MetadataCache,
-	normalizePath,
 	Notice,
 	Platform,
 	Plugin,
-	PluginSettingTab,
-    requireApiVersion,
-	sanitizeHTMLToDom,
 	setIcon,
-	Setting,
 	TAbstractFile,
 	TFile,
 	TFolder,
@@ -21,8 +14,7 @@ import {
 } from 'obsidian';
 import {around} from 'monkey-around';
 import {
-	folderSort_vUpTo_1_6_0,
+	getSortedFolderItems,
-	getSortedFolderItems_vFrom_1_6_0,
 	ObsidianStandardDefaultSortingName,
 	ProcessingContext,
 	sortFolderItemsForBookmarking
@@ -178,16 +170,9 @@ export default class CustomSortPlugin
 	checkFileExplorerIsAvailableAndPatchable(logWarning: boolean = true): FileExplorerView | undefined {
 		let fileExplorerView: FileExplorerView | undefined = this.getFileExplorer()
 		if (fileExplorerView && typeof fileExplorerView.requestSort === 'function') {
-			// The plugin integration points changed with Obsidian 1.6.0 hence the patchability-check should also be Obsidian version aware
-			if (requireApiVersion && requireApiVersion("1.6.0")) {
 			if (typeof fileExplorerView.getSortedFolderItems === 'function') {
 				return fileExplorerView
 			}
-			} else { // Obsidian versions prior to 1.6.0
-				if (typeof fileExplorerView.createFolderDom === 'function') {
-					return fileExplorerView
-				}
-			}
 		}
 		// Various scenarios when File Explorer was turned off (e.g. by some other plugin)
 		if (logWarning) {
@@ -485,7 +470,6 @@ export default class CustomSortPlugin
 			})
 		)
 
-		if (requireApiVersion('1.4.11')) {
 		this.registerEvent(
 			// "files-menu" event was exposed in 1.4.11
 			// @ts-ignore
@@ -522,7 +506,6 @@ export default class CustomSortPlugin
 				}
 			})
 		)
-		}
 
 		this.registerEvent(
 			this.app.vault.on("rename", (file: TAbstractFile, oldPath: string) => {
@@ -633,8 +616,6 @@ export default class CustomSortPlugin
 		// That's why not showing and not logging error message here
 		patchableFileExplorer = patchableFileExplorer ?? this.checkFileExplorerIsAvailableAndPatchable(false)
 		if (patchableFileExplorer) {
-			if (requireApiVersion && requireApiVersion("1.6.0")) {
-				// Starting from Obsidian 1.6.0 the sorting mechanics has been significantly refactored internally in Obsidian
 			const uninstallerOfFolderSortFunctionWrapper: MonkeyAroundUninstaller = around(patchableFileExplorer.constructor.prototype, {
 				getSortedFolderItems(old: any) {
 					return function (...args: any[]) {
@@ -649,7 +630,7 @@ export default class CustomSortPlugin
 						const sortingData = plugin.determineAndPrepareSortingDataForFolder(folder)
 
 						if (sortingData.sortSpec) {
-                                return getSortedFolderItems_vFrom_1_6_0.call(this, folder, sortingData.sortSpec, plugin.createProcessingContextForSorting(sortingData.sortingAndGroupingStats))
+							return getSortedFolderItems.call(this, folder, sortingData.sortSpec, plugin.createProcessingContextForSorting(sortingData.sortingAndGroupingStats))
 						} else {
 							return old.call(this, ...args);
 						}
@@ -658,35 +639,6 @@ export default class CustomSortPlugin
 			})
 			this.register(requestStandardObsidianSortAfter(uninstallerOfFolderSortFunctionWrapper))
 			return true
-			} else {
-				// Up to Obsidian 1.6.0
-				// @ts-ignore
-				let tmpFolder = new TFolder(Vault, "");
-				let Folder = patchableFileExplorer.createFolderDom(tmpFolder).constructor;
-				const uninstallerOfFolderSortFunctionWrapper: MonkeyAroundUninstaller = around(Folder.prototype, {
-					sort(old: any) {
-						return function (...args: any[]) {
-							// quick check for plugin status
-							if (plugin.settings.suspended) {
-								return old.call(this, ...args);
-							}
-
-							plugin.resetIconInaccurateStateToEnabled()
-
-							const folder: TFolder = this.file
-							const sortingData = plugin.determineAndPrepareSortingDataForFolder(folder)
-
-							if (sortingData.sortSpec) {
-								return folderSort_vUpTo_1_6_0.call(this, sortingData.sortSpec, plugin.createProcessingContextForSorting(sortingData.sortingAndGroupingStats));
-							} else {
-								return old.call(this, ...args);
-							}
-						};
-					}
-				})
-				this.register(requestStandardObsidianSortAfter(uninstallerOfFolderSortFunctionWrapper))
-				return true
-			}
 		} else {
 			return false
 		}
@@ -730,7 +682,7 @@ export default class CustomSortPlugin
 		const data: any = await this.loadData() || {}
 		const isFreshInstall: boolean = Object.keys(data).length === 0
 		this.settings = Object.assign({}, DEFAULT_SETTINGS, data);
-		if (requireApiVersion('1.2.0') && isFreshInstall) {
+		if (isFreshInstall) {
 			this.settings = Object.assign(this.settings, DEFAULT_SETTING_FOR_1_2_0_UP)
 		}
 	}

src/types/types.d.ts

@@ -50,7 +50,6 @@ declare module 'obsidian' {
 	}
 
 	export interface FileExplorerView extends View {
-		createFolderDom(folder: TFolder): FileExplorerFolder;
 		getSortedFolderItems(sortedFolder: TFolder): any[];
 
 		requestSort(): void;