1. Swiftã©ã€ãã©ãªã£ãŠäœïŒåå¿è åãã®åºæ¬è§£èª¬
ããã°ã©ãã³ã°èšèªã®äžã«ã¯ã䜿ãåæã®ãããæäŸããç®çã§ã©ã€ãã©ãªãšåŒã°ãã䟿å©ãªããŒã«ããããŸããä»åã¯ãiOSã¢ããªã®éçºããµãŒããŒãµã€ãã®éçºã§ã䜿çšãããSwiftã®ã©ã€ãã©ãªã«ã€ããŠè©³ãã解説ãããŠãããŸãã
ãã®èšäºã§ã¯ãã©ã€ãã©ãªã®åºæ¬æŠå¿µãšSwiftã©ã€ãã©ãªãæäŸããå ·äœçãªæ©èœãSwiftã©ã€ãã©ãªãé©çšãããå Žåã®ã¡ãªãããæ¢ããŸãã
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1.1 ã©ã€ãã©ãªã®åºæ¬çãªæŠå¿µãšã¯ïŒ
ã©ã€ãã©ãªãšã¯ããã䜿ãããæ©èœãæç¶ãããŸãšãããã®ã§ãããã°ã©ã ã®éçºå¹çãé«ããããã«å©çšãããŸããã©ã€ãã©ãªã¯ããããæ©èœããã¡ããäœãåºãæéãçããéçºè ãããé«åºŠãªéçºã«éäžã§ããããèšèšãããŠããŸãã
äŸãã°ãæ¥ä»ã®æäœãæååã®æäœããããã¯ãŒã¯éä¿¡ãªã©æ§ã ãªåŠçãã©ã€ãã©ãªãšããŠæäŸãããŠããŸãããããã®ã©ã€ãã©ãªã䜿çšããããšã§ãããã°ã©ã ã®èšèšãããç°¡åã«ããããŠå¹ççã«ããããããšãã§ããŸãã
Swiftã©ã€ãã©ãªããããã®äžéšã§ãSwiftèšèªã®å¯èœæ§ãåºããããã®éèŠãªããŒã«ã®äžã€ãšèšããŸãã
1.2 Swiftã©ã€ãã©ãªã®å ·äœçãªæ©èœãšç¹åŸŽ
Swiftã©ã€ãã©ãªã¯ãiOSã¢ããªã®éçºãå¹çåããããã®ããŸããŸãªæ©èœãæäŸããŸããAlamofireã¯HTTPãããã¯ãŒã¯ã©ã€ãã©ãªã®äžã€ã§ãHTTPãªã¯ãšã¹ããå¹ççã«è¡ãããã®æç¶ããæäŸããŸãã
ããäžã€Realmãšããã©ã€ãã©ãªã¯ãããŒã¿ããŒã¹æäœãå¹çåããå®å®ããããŒã¿ç®¡çããµããŒãããããã®ã©ã€ãã©ãªã§ãããããã®ã©ã€ãã©ãªãå©çšããããšã§ãç¹å®ã®äœæ¥ã«ãããã³ãŒãã£ã³ã°æéã倧ãã«åæžããããšãå¯èœã«ãªããŸãã
ãŸããSwiftã©ã€ãã©ãªã¯äžè¬çã«å ¬åŒããã¥ã¡ã³ããæäŸãããŠããã䜿çšæ¹æ³ãä»æ§ã詳ããèšèŒãããŠãããããè¿·ããã«å©çšããããšãã§ããŸãã
1.3 Swiftã©ã€ãã©ãªãéçºã«äžãã圱é¿
Swiftã©ã€ãã©ãªãéçºã«äžãã圱é¿ã¯å€§ãããå ·äœçãªå¹æãšããŠã¯ããã䜿ãåŠçãåå©çšã§ããããã³ãŒãã®èšè¿°éãæžããçµæçã«éçºæéãççž®ãããŸãã
ãŸããSwiftã©ã€ãã©ãªãæäŸããé¢æ°ãã¯ã©ã¹ã¯è€æ°ã®éçºè ã«ãã£ãŠãã¹ããããäºææ§ãä¿¡é Œæ§ã確ä¿ããŠããŸããããã«ãã£ãŠãå®å®æ§ã®é«ãã¢ããªã±ãŒã·ã§ã³ãè¿ éã«æäŸããããšãå¯èœã«ãªããŸãã
ããã«ãSwiftã©ã€ãã©ãªã¯é«åºŠãªæ©èœãæäŸãããããéçºè ãæ¢åã®ç¥èãæ·±ããæ°ããªã¹ãã«ã身ã«ã€ããæ©äŒãæäŸããŸãã
1.4 Swiftã§ã©ã€ãã©ãªãå©çšããã¡ãªãã
å è¿°ããããã«ãSwiftã§ã©ã€ãã©ãªãå©çšãããšãéçºæéã®ççž®ãšã³ãŒãã®å質åäžãæåŸ ã§ããŸãããŸããç¹å®ã®ã¿ã¹ã¯ã«é¢é£ããæ©èœãæäŸããã©ã€ãã©ãªã䜿çšããããšã§ãéçºè ããã®ã¿ã¹ã¯ãç解深ãç解ãããã£ã³ã¹ã«ãã€ãªãããŸãã
Swiftã©ã€ãã©ãªã¯ãã³ãã¥ããã£ã«ãã£ãŠéçºãããå€ãã®å ŽåããªãŒãã³ãœãŒã¹ãšããŠæäŸãããŠããŸããããã«ãããéçºè æ¬äººãã©ã€ãã©ãªã«è²¢ç®ããããšãå¯èœã§ãåé¡ãç¹å®ãã解決çãæäŸããããšã§ãã³ãã¥ããã£å šäœã®æé·ã«è²¢ç®ã§ããŸãã
以äžãSwiftã§ã©ã€ãã©ãªãå©çšããã¡ãªããã«ã€ããŠã®è§£èª¬ã§ããéçºã®å¹çæ§ãšå¹ææ§ãåäžãããããã«ããã²Swiftã©ã€ãã©ãªã®ååšãç解ããéçºã«åœ¹ç«ãŠãŠãã ããã
2. Swiftã©ã€ãã©ãªã®å°å ¥æ¹æ³ãšæ³šæç¹
ä»æ¥ã¯ãSwiftã©ã€ãã©ãªã®å°å ¥æ¹æ³ãšæ³šæç¹ãã«ã€ããŠè©±ããŸããããSwiftéçºã«ãããŠãSwiftã©ã€ãã©ãªã¯éçºå¹çãå€§å¹ ã«åäžãããã³ãŒãã®åå©çšæ§ãé«ããŸãããããããã®å°å ¥æ¹æ³ã泚æç¹ã«ã€ããŠèª€è§£ããããšãå¹ççãªéçºãåºæ¥ãªããªããŸãã
Swiftã©ã€ãã©ãªã®å°å ¥ã«ã¯ããã€ãã®ã¹ããããå¿ èŠã§ãããŸããå°å ¥ããéã«æããŠããã¹ãéèŠãªãã€ã³ãããããŸããæŽã«ãæ§ã ãªãã©ãã«ã·ã¥ãŒãã£ã³ã°æ¹æ³ã«ã€ããŠãèšåããŠãããŸããæåŸã«ã©ã€ãã©ãªã®å®æçãªã¢ããããŒãã®éèŠæ§ã«ã€ããŠèª¬æããŸãã
ããã§ã¯ãé ãè¿œã£ãŠè§£èª¬ããŠãããŸãããã
2.1 Swiftã©ã€ãã©ãªã®å°å ¥ã«å¿ èŠãªã¹ããã
ãŸãåãã«ãSwiftã©ã€ãã©ãªã®å°å ¥ã«å¿ èŠãªã¹ãããã«ã€ããŠèª¬æããŸãã第äžã«ãã©ã€ãã©ãªãæ€çŽ¢ãããã®æ©èœãšäºææ§ã確èªããŸãã次ã«ãã©ã€ãã©ãªããããžã§ã¯ãã«ã€ã³ããŒãããŸããæåŸã«ãã©ã€ãã©ãªã®é¢æ°ãã¯ã©ã¹ãéããŠç®çãšããæ©èœãè¿œå ããŸãã
ããã§éèŠãªã®ã¯ãã¹ãããã¯æ±ºããŠéå€ã«é£ã°ããªããšããããšã§ããé çªã«ã確å®ã«é²ããããšã§ããšã©ãŒã®ãªã¹ã¯ãæå°åããŸãã
ããããã®ã¹ãããã«ã€ããŠã¯ãå ·äœçãªæé ãšå ±ã«è©³ãã説æããŸãã
2.2 Swiftã©ã€ãã©ãªãå°å ¥ããéã®ãã€ã³ã
Swiftã©ã€ãã©ãªã®å°å ¥ã«ã¯ããã€ãã®æ³šæç¹ããããŸãããŸãåãã«ãã©ã€ãã©ãªã®ããŒãžã§ã³ãšå¯Ÿå¿ããSwiftã®ããŒãžã§ã³ã確èªããããšãéèŠã§ããããã«ãããã©ã€ãã©ãªãããªãã®ãããžã§ã¯ããšäºææ§ãããããšã確èªã§ããŸãã
次ã«ãã©ã€ãã©ãªã®ã¬ãã¥ãŒãè©äŸ¡ããã§ãã¯ããããšãéèŠã§ããããã«ããããã®ã©ã€ãã©ãªãä»ã®éçºè ã«ãã£ãŠã©ã®ããã«è©äŸ¡ãããŠããããèªåèªèº«ã§ç¢ºèªã§ããŸãã
æåŸã«ãã©ã€ãã©ãªã®ããã¥ã¡ã³ããŒã·ã§ã³ããããã確èªããŸããããããã«ãããå¿ èŠãªæ å ±ã®æ€çŽ¢ã容æã«ãªããŸãã
2.3 Swiftã©ã€ãã©ãªã®ãã©ãã«ã·ã¥ãŒãã£ã³ã°
Swiftã©ã€ãã©ãªã«ãšã©ãŒãçºçããå Žåã®ãã©ãã«ã·ã¥ãŒãã£ã³ã°ã«ã€ããŠèª¬æããŸããæåã«ããšã©ãŒã¡ãã»ãŒãžãèªãããšã倧åã§ããããã«ãããåé¡ãäœã§ããããç解ããããšãã§ããŸãã
次ã«ãé¢é£ããã³ãŒããèšå®ã確èªããŸããããã«ãããå ·äœçãªè§£æ±ºçãèŠã€ããããã®ææãããåŸãŸãã
æåŸã«ãåé¡ã解決ããªãå Žåã«ã¯ãã³ãã¥ããã£ãã©ãŒã©ã ãStack Overflowãªã©ãå©çšããŠãå©ããæ±ããããšãå¿ããã«ã
2.4 å®æçãªã©ã€ãã©ãªã®ã¢ããããŒãã®éèŠæ§
å®æçãªã©ã€ãã©ãªã®ã¢ããããŒãã®éèŠæ§ã«ã€ããŠè©±ããŸããã©ã€ãã©ãªã®ã¢ããããŒãã«ãããæ°ããªæ©èœãè¿œå ãããã ãã§ãªããã»ãã¥ãªãã£ã®åäžããã°ã®ä¿®æ£ãè¡ãããŸãã
ããããé »ç¹ãããã¢ããããŒãã¯äºæããªããã°ãåŒãèµ·ããå¯èœæ§ããããããæŽæ°ã®ã¿ã€ãã³ã°ã¯é©åã«éžã¶ããšã倧åã§ãã
ããããã®ã©ã€ãã©ãªã®æŽæ°æ å ±ãåžžã«ãã§ãã¯ããé©åãªã¿ã€ãã³ã°ã§ã¢ããããŒãããç¿æ £ãæã€ããšã¯ãå®å šã§å¹ççãªéçºç°å¢ãç¶æããããã«éèŠã§ãã
3. Swiftã©ã€ãã©ãªã®çš®é¡ãšãã®éžã³æ¹
ã¢ããªéçºãå¹çåããããã«Swiftã©ã€ãã©ãªã掻çšããããšãå¢ããŠããŸããããããããã®æ°ã¯èšå€§ã§ãã©ã®ã©ã€ãã©ãªãéžã¹ã°è¯ãã®ãè¿·ãæ¹ãå€ãã®ã§ã¯ãªãã§ãããããä»åã¯ããã®çš®é¡ãšéžã³æ¹ã«ã€ããŠè§£èª¬ããŠãããŸãã
Swiftã©ã€ãã©ãªã«ã¯å€çš®å€æ§ãªãã®ãååšããŸãããããã¯ããããã®ãããžã§ã¯ãã®ããŒãºã«åãããŠäœ¿ãåããããšãæ±ããããŸãã
ãã®ããã«ãããŸãã¯åã©ã€ãã©ãªã®ç¹æ§ãç解ããããšã倧åã§ããããããåºã«é©åãªã©ã€ãã©ãªãéžæããããšã§ãããè¯ãã¢ããªéçºãç®æãããšãã§ããŸãã
3.1 Swiftã©ã€ãã©ãªã®äž»èŠãªçš®é¡äžèŠ§
Swiftã©ã€ãã©ãªã«ã¯ãæ©èœå¥ã«èŠããšäž»ã«ä»¥äžã®ãããªçš®é¡ããããŸãããããã¯ãŒã¯åŠçã®ã©ã€ãã©ãªãç»ååŠçã®ã©ã€ãã©ãªãããŒã¿ããŒã¹åŠçã®ã©ã€ãã©ãªãUIäœæã®ã©ã€ãã©ãªãªã©ãååšããŸãã
ããããã®ã©ã€ãã©ãªã¯ããã®åœ¹å²ã«å¿ããŠéçºãå¹çåããŸããäŸãã°ããããã¯ãŒã¯åŠçã®ã©ã€ãã©ãªã䜿çšããã°ãHTTPéä¿¡ã®åŠçãç°¡çŽ åã§ããŸããç»ååŠçã®ã©ã€ãã©ãªã䜿çšããã°ãç»åã®ãªãµã€ãºããã£ã«ã¿ãªã³ã°ãªã©ãæ軜ã«å®è£ ã§ããŸãã
ãŸããããŒã¿ããŒã¹åŠçã®ã©ã€ãã©ãªã䜿çšããã°ãSQLãªã©ãæžãããšãªãããŒã¿æäœãè¡ãããšãå¯èœã«ãªããŸããUIäœæã®ã©ã€ãã©ãªã䜿çšããã°ãè€éãªã¬ã€ã¢ãŠããã¢ãã¡ãŒã·ã§ã³ãç°¡åã«äœæã§ããŸãã
3.2 ãããžã§ã¯ãã«é©ããSwiftã©ã€ãã©ãªã®éžã³æ¹
Swiftã©ã€ãã©ãªãéžã¶éã«ã¯ããããžã§ã¯ãã®èŠä»¶ãæ確ã«ãããã®ããŒãºã«åã£ãã©ã€ãã©ãªãéžã¶äºãéèŠã§ããèŠä»¶ã«ãã£ãŠã¯ç¹å®ã®ã©ã€ãã©ãªã䜿ãããšã§å€§å¹ ã«éçºæéãåæžããããšãå¯èœã§ãã
ãŸããã©ã€ãã©ãªã®éžå®ã«ããã£ãŠã¯ããã®ã¡ã³ããã³ã¹ç¶æ³ãããã¥ã¡ã³ããŒã·ã§ã³ã®å å®åºŠããã§ãã¯ããããšãéèŠã§ããã¡ã³ããã³ã¹ãè¡ãå±ããŠããªãã©ã€ãã©ãªãéžãã§ããŸããšããã°ãä¿®æ£ãããªãã£ãããäºæãã¬æåã®åé¡ãçºçããå¯èœæ§ããããŸãã
ããã«ãããã¥ã¡ã³ããŒã·ã§ã³ã®å å®åºŠã¯ãã©ã€ãã©ãªãå¹æçã«æŽ»çšããããã®æ å ±æºãšãªããŸããå å®ããããã¥ã¡ã³ããŒã·ã§ã³ãååšããã©ã€ãã©ãªãªãããã®ã©ã€ãã©ãªã®æ©èœå šè¬ãç解ãããããªããŸãã
3.3 ãã䜿ãããSwiftã©ã€ãã©ãªãšãã®ç¹åŸŽ
å€ãã®Swiftéçºè ã«å©çšãããŠããã©ã€ãã©ãªã«ã¯ã”Alamofire”ã”Kingfisher”ã”RealmSwift”ã”SnapKit”ãªã©ããããŸãããAlamofireãã¯HTTPéä¿¡ãç°¡åã«æ±ããã©ã€ãã©ãªã§ããKingfisherãã¯ç»åã®ããŠã³ããŒããããã£ãã·ã¥ã衚瀺ãŸã§ãå¹ççã«è¡ãããšãã§ããŸãã
ããã«ããRealmSwiftãã¯Swiftå°çšã®ããŒã¿ããŒã¹ã§ã䜿ãããããšããã©ãŒãã³ã¹ã®é«ãã§è©äŸ¡ãããŠããŸãããŸãããSnapKitãã¯Auto Layoutãå°ããã«å©çšã§ããã©ã€ãã©ãªã§ãããããããéçºå¹çãåäžããããã®åŒ·åãªããŒã«ãšãªãããšééããããŸããã
ãããã®ã©ã€ãã©ãªã䜿ãã«ã¯ãå ¬åŒããã¥ã¡ã³ããŒã·ã§ã³ãåç §ããªããå°å ¥ããããšãæšå¥šãããŸãããã¡ããšç解ããé©åã«äœ¿ãããªãããšã§å€§å¹ ãªæéççž®ãã³ãŒãã®èŠããããå®çŸããããšãå¯èœã«ãªããŸãã
3.4 Swiftã©ã€ãã©ãªã®éžæåºæºã®ãã€ã³ã
ãšã¯ãããSwiftã©ã€ãã©ãªã®éžæã¯äžççžã§ã¯ãããŸãããç¹ã«éèŠãªã®ãã©ã€ãã©ãªã®æŽæ°é »åºŠã瀟äŒçãªè©äŸ¡ããããŠã³ãã¥ããã£ã®æŽ»çºãã§ãããããã¯ã©ã€ãã©ãªãé·æçã«å®å®ããŠäœ¿ãããã©ããã瀺ãéèŠãªæéãšãªãããã§ãã
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4. Swiftã©ã€ãã©ãªã®æŽ»çšäºäŸãšéçºäºäŸãžã®é©çš
Appleãéçºããã³ãŒãèšèªSwiftã掻çšããã©ã€ãã©ãªã®äºäŸã玹ä»ããŸããå€ãã®éçºè ãå ±æãããããšã§ããœãããŠã§ã¢éçºã®ã¹ããŒããå質ãåçã«åäžããã€ã€ãããŸãã
å®ç掻ã§æŽ»çšãããŠããäºäŸãç解ããããšã§ãé©å¿çãªæè¡ãæ®åãããäžå©ãšãªãããšã§ãããã
ããã§ã¯ããããã®äºäŸãšåã ãã©ã®ããã«ãããžã§ã¯ãã«é©çšãããŠãããã詳现ã«è§£èª¬ããŸãã
4.1 Swiftã©ã€ãã©ãªã®æåäºäŸã®åæ
Swiftã©ã€ãã©ãªã¯å€ãã®iOSã¢ããªã±ãŒã·ã§ã³éçºãããžã§ã¯ãã§çšããããŠããŸãããããã®ããã€ããåãäžããã©ã®ãããªç¹ã§æåãåããŠãããåæããŸãã
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4.2 Swiftã©ã€ãã©ãªãçšããéçºäºäŸ
Swiftã©ã€ãã©ãªã掻çšããããšã§ãã©ãã»ã©ã®å¹çåãå質åäžãå¯èœãªã®ããå ·äœçãªéçºäºäŸãããšã«è§£èª¬ããŸãã
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Swiftã©ã€ãã©ãªãæ倧éã«æŽ»çšããã°ãã³ãŒãã®ç°¡æœããšå¯èªæ§ãåäžããå¹ççãªéçºãå¯èœãšãªããŸãã
4.3 Swiftã©ã€ãã©ãªãå¹æãçºæ®ããã³ãŒãäºäŸ
å®éã®ãããžã§ã¯ãã§Swiftã©ã€ãã©ãªãã©ã®ããã«å¹æãçºæ®ããã®ãããã®å ·äœçãªã³ãŒãã玹ä»ããŸãã
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4.4 Swiftã©ã€ãã©ãªã®äœ¿çšçµéšã掻ããæ¹æ³
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5. Swiftã©ã€ãã©ãªã®ãã¬ã³ããšæªæ¥
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5.1 Swiftã©ã€ãã©ãªã®çŸç¶ãšåžå Žãã¬ã³ã
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5.2 Swiftã©ã€ãã©ãªã®æªæ¥äºæž¬ãšé²ååŸå
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5.3 æ°ããªSwiftã©ã€ãã©ãªã®éçºäºæ³
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5.4 Swiftã©ã€ãã©ãªã«ãããæè¡ã®é²æ©
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6. Swiftã©ã€ãã©ãªéçºã®ãã¹ããã©ã¯ãã£ã¹ãšãã¥ãŒããªã¢ã«
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6.3 Swiftã©ã€ãã©ãªéçºã®ãã¥ãŒããªã¢ã«
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