#import "WebContentManager.h"

@interface WebContentManager ()

@property (strong, nonatomic) NSString *bubble_pattern_htmlStr;

@property (strong, nonatomic) NSString *topic_pattern_htmlStr;

@property (strong, nonatomic) NSString *code_pattern_htmlStr;

@property (strong, nonatomic) NSString *markdown_pattern_htmlStr;

@property (strong, nonatomic) NSString *diff_pattern_htmlStr;

@implementation WebContentManager

+ (instancetype)sharedManager {

static WebContentManager *shared_manager = nil;

static dispatch_once_t pred;

dispatch_once(&pred, ^{

shared_manager = [[self alloc] init];

NSString *path = [[NSBundle mainBundle] pathForResource:@"bubble" ofType:@"html"];

NSError *error = nil;

shared_manager.bubble_pattern_htmlStr = [[NSString alloc] initWithContentsOfFile:path encoding:NSUTF8StringEncoding error:&error];

if (error) {

DebugLog(@"bubble_pattern_htmlStr fail: %@", error.description);

}

path = [[NSBundle mainBundle] pathForResource:@"topic-ios" ofType:@"html"];

shared_manager.topic_pattern_htmlStr = [[NSString alloc] initWithContentsOfFile:path encoding:NSUTF8StringEncoding error:&error];

if (error) {

DebugLog(@"topic_pattern_htmlStr fail: %@", error.description);

}

path = [[NSBundle mainBundle] pathForResource:@"code" ofType:@"html"];

shared_manager.code_pattern_htmlStr = [[NSString alloc] initWithContentsOfFile:path encoding:NSUTF8StringEncoding error:&error];

if (error) {

DebugLog(@"code_pattern_htmlStr fail: %@", error.description);

}

path = [[NSBundle mainBundle] pathForResource:@"markdown" ofType:@"html"];

shared_manager.markdown_pattern_htmlStr = [[NSString alloc] initWithContentsOfFile:path encoding:NSUTF8StringEncoding error:&error];

if (error) {

DebugLog(@"markdown_pattern_htmlStr fail: %@", error.description);

}

path = [[NSBundle mainBundle] pathForResource:@"diff-ios" ofType:@"html"];

shared_manager.diff_pattern_htmlStr = [[NSString alloc] initWithContentsOfFile:path encoding:NSUTF8StringEncoding error:&error];

if (error) {

DebugLog(@"diff_pattern_htmlStr fail: %@", error.description);

}

});

return shared_manager;

}

- (NSString *)bubblePatternedWithContent:(NSString *)content{

if (!content) {

return @"";

}

NSString *patternedStr = [self.bubble_pattern_htmlStr stringByReplacingOccurrencesOfString:@"${webview_content}" withString:content];

return patternedStr;

}

- (NSString *)topicPatternedWithContent:(NSString *)content{

if (!content) {

return @"";

}

NSString *patternedStr = [self.topic_pattern_htmlStr stringByReplacingOccurrencesOfString:@"${webview_content}" withString:content];

return patternedStr;

}

- (NSString *)codePatternedWithContent:(CodeFile *)codeFile isEdit:(BOOL)isEdit{

if (!codeFile || !codeFile.file) {

return @"";

}

NSString *dataStr = [codeFile.file.lang isEqualToString:@"markdown"]? codeFile.file.preview: isEdit? codeFile.editData: codeFile.file.data;

if (dataStr.length <= 0) {

return @"";

}

NSString *patternedStr;

if ([codeFile.file.lang isEqualToString:@"markdown"]) {

patternedStr = [self.markdown_pattern_htmlStr stringByReplacingOccurrencesOfString:@"${webview_content}" withString:dataStr];

}else{

patternedStr = [dataStr stringByReplacingOccurrencesOfString:@"&" withString:@"&amp;"];

patternedStr = [patternedStr stringByReplacingOccurrencesOfString:@"<" withString:@"&lt;"];

patternedStr = [patternedStr stringByReplacingOccurrencesOfString:@">" withString:@"&gt;"];

patternedStr = [self.code_pattern_htmlStr stringByReplacingOccurrencesOfString:@"${file_code}" withString:patternedStr];

patternedStr = [patternedStr stringByReplacingOccurrencesOfString:@"${file_lang}" withString:codeFile.file.lang];

}

return patternedStr;

}

- (NSString *)markdownPatternedWithContent:(NSString *)content{

if (!content) {

return @"";

}

NSString *patternedStr = [self.markdown_pattern_htmlStr stringByReplacingOccurrencesOfString:@"${webview_content}" withString:content];

return patternedStr;

}

- (NSString *)diffPatternedWithContent:(NSString *)content andComments:(NSString *)comments{

if (!content) {

return @"";

}

NSString *patternedStr = [self.diff_pattern_htmlStr stringByReplacingOccurrencesOfString:@"${diff-content}" withString:content];

patternedStr = [patternedStr stringByReplacingOccurrencesOfString:@"${comments}" withString:comments];

return patternedStr;

}

+ (NSString *)codePatternedWithContent:(CodeFile *)codeFile isEdit:(BOOL)isEdit{

return [[self sharedManager] codePatternedWithContent:codeFile isEdit:(BOOL)isEdit];

}

+ (NSString *)bubblePatternedWithContent:(NSString *)content{

return [[self sharedManager] bubblePatternedWithContent:content];

}

+ (NSString *)topicPatternedWithContent:(NSString *)content{

return [[self sharedManager] topicPatternedWithContent:content];

}

+ (NSString *)markdownPatternedWithContent:(NSString *)content{

return [[self sharedManager] markdownPatternedWithContent:content];

}

+ (NSString *)diffPatternedWithContent:(NSString *)content andComments:(NSString *)comments{

return [[self sharedManager] diffPatternedWithContent:content andComments:comments];

}