PDF_Office/PDF Office/PDF Master/Class/PDFWindowController/Side/LeftSide/KMLeftSideViewController+Thumbnail.swift

//
//  KMLeftSideViewController+Thumbnail.swift
//  PDF Master
//
//  Created by tangchao on 2024/1/12.
//

import Foundation

// MARK: - Actions

extension KMLeftSideViewController {
    public func refreshUIOfThumbnailIfNeed(preference: Bool = false) {
        if self.type.methodType != .Thumbnail {
            return
        }
        if preference {
            self.reloadThumbnailSize()
        }
        
        Task { @MainActor in
            self.thumbnailTableView.reloadData()
        }
    }
    
    public func reloadThumbnailDataIfNeed() {
        if self.type.methodType != .Thumbnail {
            return
        }
        self.resetThumbnails()
    }
    
    public func reloadThumbnailSize() {
        let defaultSize = roundf(KMPreference.shared.thumbPageSize)
//            var thumbnailSize = (defaultSize < TINY_SIZE + FUDGE_SIZE) ? TINY_SIZE : (defaultSize < SMALL_SIZE + FUDGE_SIZE) ? SMALL_SIZE : (defaultSize < LARGE_SIZE + FUDGE_SIZE) ? LARGE_SIZE : HUGE_SIZE
        var thumbnailSize = TINY_SIZE
        if defaultSize < TINY_SIZE + FUDGE_SIZE {
            
        } else {
            if defaultSize < SMALL_SIZE + FUDGE_SIZE {
                thumbnailSize = SMALL_SIZE
            } else {
                if defaultSize < LARGE_SIZE + FUDGE_SIZE {
                    thumbnailSize = LARGE_SIZE
                } else {
                    thumbnailSize = HUGE_SIZE
                }
            }
        }
        
        if (abs(thumbnailSize - Float(self.thumbnailCacheSize)) > FUDGE_SIZE) {
            self.thumbnailCacheSize = thumbnailSize.cgFloat
        }
        
        Task { @MainActor in
            self.thumbnailTableView.reloadData()
        }
    }
    
    // 显示缩略图模块
    func showThumbnail() {
        if self.leftView.segmentedControl.selectedSegment == 0 {
            
        } else {
            self.leftView.segmentedControl.selectedSegment = 0
        }
    }
    
    func updateThumbnail(at index: Int) {
        if index < self.thumbnails.count {
            self.thumbnails[index].dirty = true
            
            /*
             原问题：CrashKit - SKMainWindowController updateThumbnailAtPageIndex:] （[__NSArrayM objectAtIndex:]: index 9223372036854775807 beyond bounds [0 .. 17]）
             注释原因：缩略图高亮为自定义后，刷新会将高亮刷新到0行
             */
    //        [leftSideController.thumbnailTableView reloadData];
//            BOOL visible = NO;
//            PDFPage *page = [[pdfView document] pageAtIndex:anIndex];
//            if([self.pdfView.visiblePages containsObject:page]) {
//                visible = YES;
//            }
//            NSInteger curIndex = [pdfView.document indexForPage:pdfView.currentPage];
//            if (need && curIndex != anIndex && !visible) {
//                [pdfView goToPage:[[pdfView document] pageAtIndex:anIndex]];
//            }
        }
    }
    
    func allThumbnailsNeedUpdate() {
        for thumb in self.thumbnails {
            thumb.dirty = true
        }
        self.reloadThumbnailSize()
    }
    
    func thumb_selectRowIndexsIfNeed(_ indexs: IndexSet) {
        if self.type.methodType != .Thumbnail {
            return
        }
        
        if indexs.isEmpty {
            return
        }
        
        Task { @MainActor in
            self.thumbnailTableView.selectRowIndexes(indexs, byExtendingSelection: false)
            self.thumbnailTableView.scrollRowToVisible(indexs.first ?? 0)
        }
    }
}