Sharing type definitions between TypeScript And Dart

Transcript

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 ܕΛڞ༗͢Δ 2019/6/18 Fukuoka.ts #01 
 ikasoumen
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11. npx quicktype ./ts/models.ts -o ./dart/models.dart DPNNBOE
12. export type UserDoc = { name: string, role: Roles, /** * @TJS-type integer */ createdAt: number, } export enum Roles { guest = "guest", member = "member", admin = "admin", } JOQVU
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13. class UserDoc { int createdAt; String name; Roles role; UserDoc({ this.createdAt, this.name, this.role, }); factory UserDoc.fromJson(Map<String, dynamic> json) => new UserDoc( createdAt: json["createdAt"], name: json["name"], role: rolesValues.map[json["role"]], ); Map<String, dynamic> toJson() => { "createdAt": createdAt, "name": name, "role": rolesValues.reverse[role], }; } PVUQVU
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14. enum Roles { ADMIN, GUEST, MEMBER } final rolesValues = new EnumValues({ "admin": Roles.ADMIN, "guest": Roles.GUEST, "member": Roles.MEMBER }); class EnumValues<T> { Map<String, T> map; Map<T, String> reverseMap; EnumValues(this.map); Map<T, String> get reverse { if (reverseMap == null) { reverseMap = map.map((k, v) => new MapEntry(v, k)); } return reverseMap; } } PVUQVU
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