Laravelで学ぶDomain Model / Learn Domain model with Laravel

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LaravelͰֶͿ Domain Model #mkmklt 1/17

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ࣗݾ঺հ ૲໺ ྑଠɹ(Twitter/: mpls_104) ɾגࣜձࣾ͏ΔΔ(https://www.uluru.biz/) ʹͯεΫϥϜϚελʔ,αʔόʔαΠυΤϯδχΞ, ࠾༻ͳͲ ɾ޷͖ͳݘɿࣲݘ ɾ޷͖ͳອըɿϋϯλʔϋϯλʔɾδϣδϣ

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DDDΛ΋ͬͱ޿Ί͍ͨ

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Ϟνϕʔγϣϯ ɾࠓϝΠϯͰ΍ͬͯΔϓϩμΫτ͕ ɹखଓ͖ܕʹॻ͔Ε͍ͯͯਏ͍ɻ ɾ৽͘͠࡞ΔϓϩμΫτͰ͸൵͍͠ɹɹɹɹ ɹࢥ͍͸ͨ͘͠ͳ͍ɻ ɾνʔϜͷΤϯδχΞͷϨϕϧΛ্ ɹ͍͛ͨɻetc…

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DDDͷྑ͞Λ Ͳ͏޿Ί͍͔ͯ͘ʁ

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෼ް͍ Θ͔Γʹ͍͘

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͜ΕΛ͓નΊͯ͠ɺ ʮ͡Ό͋ಡΜͰ͖·͢ʂʯ ͱݴ͑Δਓ͸গͳ͍ͩΖ͏

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IUUQTHJUIVCDPNTZTUFNTFLLFJJTPMBUJOHUIFEPNBJO

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Θ͔Γ΍͍͢ʂ

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PHPerͷͨΊʹɺ LaravelͰαϯϓϧΛ࡞Ζ͏ʂ

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DDDͷ࿩Λ10෼ͰవΊΔͷ͸ ઈରʹແཧͳͷͰɺɺ

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ઓུతDDD(ͷҰ෦) ɾϢϏΩλεݴޠ ɾڥք෇͚ΒΕͨίϯςΩετ ɾίϯςΩετϚοϐϯά ɾɾɾetc

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࿩͠·ͤΜʂ

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ઓज़తDDD(ͷҰ෦)

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ઓज़తDDD(ͷҰ෦) ͚ͩ͜͜ʂ

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Domain Model ɾ Value Object ɾ Entity

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Value Object ɾ ஋͕ෆมɻ ɾ ஋ͷมߋ͕͋Δ৔߹͸ɺ৽͠ ͍΋ͷ࡞੒ͯ͠࠶୅ೖ͢Δ

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Entity ɾ ҰҙʹͳΔࣝผࢠΛ࣋ͭ ɾ ಺෦ͷ஋͕Մม ɾ ϥΠϑαΠΫϧ͕͋Δ

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Demo

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Demo: ֓ཁ ɾ EntityͰ͋ΔEmployee(ैۀһΫϥε)Λߟ͑·͢ ɾ Employee͸ैۀһ൪߸ɺࢯ໊ɺి࿩൪߸ɺϝʔϧΞυϨε Λ࣋ͪ·͢ ɾ ͜ΕΒ͕Value ObjectʹͳΓ·͢ ɾ localhost/api/employeeʹPostͨ͠Βैۀһ৘ใΛొ࿥Ͱ ͖Δͱ͠·͠ΐ͏

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Demo: ੍໿ ɾ ࢯ໊͸40จࣈҎ಺ ɾ ϝʔϧΞυϨε͸ਖ਼نදݱͰνΣο Ϋ͢Δͱ͢Δɻ˞ࡶ͚ͩͲڐͯ͠ '/^[a-z0-9A-Z]+@[a-z0-9A-Z]+[a-z0-9A-Z.]/'

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Demo: ੍໿ ɾ ࢯ໊͸40จࣈҎ಺ ɾ ϝʔϧΞυϨε͸ਖ਼نදݱͰνΣο Ϋ͢Δͱ͢Δɻ※ࡶ͚ͩͲڐͯ͠ '/^[a-z0-9A-Z]+@[a-z0-9A-Z]+[a-z0-9A-Z.]/' ͜͜Λ࣮૷͍͖ͯ͠·͢

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Χϯϖ୅ΘΓͷTODO - EmployeeTest͕ࣦഊ͢Δ͜ͱΛ֬ೝ - Employee.phpͷίϯετϥΫλΛमਖ਼ - MailAddress.phpʹυϝΠϯϩδοΫΛ௥Ճ - ςετ͕௨Δ͜ͱΛ֬ೝ

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EmployeeΫϥε employeeNumber = $employeeNumber; $this->name = $name; $this->mailAddress = $mailAddress; $this->phoneNumber = $phoneNumber; } public function toString() :string { return "Employee{" . "employeeNumber=" . $this->employeeNumber . ", name=" . $this->name . ", phoneNumber=" . $this->phoneNumber . ", mailAddress=" . $this->mailAddress .

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employeeNumber = new EmployeeNumber("10111"); $this->name = new Name("ాதଠ࿠"); $this->mailAddress = new MailAddress("[email protected]"); $this->phoneNumber = new PhoneNumber("0120-111-111"); } ςετͷ४උ

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/** * * @return void * @test * @expectedException LogicException * @expectedExceptionMessage ϝʔϧΞυϨεͷܗ͕ࣜෆਖ਼Ͱ͢ */ public function ͋Γ͑ͳ͍ϝʔϧΞυϨε() { $illegalMailAddress = new MailAddress("test@@test.com"); $employee = new Employee( $this->employeeNumber, $this->name, $illegalMailAddress, $this->phoneNumber ); $employee->toString(); } } ࣦഊΛݟಧ͚Δ

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employeeNumber = $employeeNumber; $this->name = $name; $this->mailAddress = $mailAddress; stringͰ͸දݱྗ͕ऑ͍

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checkValidEmail($mailAddress); $this->value = $mailAddress; } private function checkValidEmail(String $mail) { if (!preg_match("/^[a-z0-9A-Z]+@[a-z0-9A-Z]+[a-z0-9A-Z.]/", $mail)) { throw new LogicException("ϝʔϧΞυϨεͷܗ͕ࣜෆਖ਼Ͱ͢"); } } } ࢓༷ΛΈͨ͞ͳ͍MailAddresΛ ࡞Βͤͳ͍

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ൃදޙͷิ଍ Entityʹ੹຿Λ࣋ͨͤΔͷͰ͋Ε͹ɺ ValueObject ʹू໿͢Δͷ͕๬·͍͠ɻ employeeNumber = $employeeNumber; $this->employeeProfile = $employeeProfile; }

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ɾཪςʔϚʹɺʮϋΠϓϨο γϟʔͷதͰίʔσΟϯάͯ͠ς ετ௨͢ͱ͜Ζ·ͰͰ͖Δ͔͕ ͋ͬͨΜͰ͕͢ɺࣦഊ͠·ͨ͠ɻ ൃදޙͷ൓ল

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ɾදݱྗ͕૿͑Δ ɾ஋ͱͯ͠ൺֱ͕Ͱ͖Δ ɾঢ়ଶΛෆมʹอͭ ɾυϝΠϯϩδοΫͷू໿ઌʹͳΔ Value ObjectͷϝϦοτ

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Fool proof ͱͯ͠ ਓͷೖΕସΘΓ͕ଟ͍ະ੒ख़ͳ։ൃ૊৫͕ී௨ʹ࣮૷͢Δ ͱɺνΣοΫͷϩδοΫ͕֤Controllerʹ఺ࡏͯ͠͠· ͏ɻ υϝΠϯϞσϧΛॳظʹઃܭ͢Δ͜ͱͰɺޙʑͷ඼࣭ʹӨ ڹΛ༩͑Δ

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࢖͍ॴ ԿͰ΋͔ΜͰ΋Value Objectʹ͢Ε͹͍ ͍ͱ͍͏Θ͚Ͱ͸ͳ͍ɻ(͸ͣ) ෳࡶͳυϝΠϯϩδοΫʹͳΔ෦෼Λ ίϯςΩετϚοϐϯάͰݟ͚ͭΔ΂͖ɻ