Passed
Pull Request — master (#188)
by Mathieu
01:57
created

UpdateTaskCommandHandler.execute   A

Complexity

Conditions 3

Size

Total Lines 18
Code Lines 15

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 3
eloc 15
dl 0
loc 18
rs 9.65
c 0
b 0
f 0
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import {CommandHandler} from '@nestjs/cqrs';
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import {Inject} from '@nestjs/common';
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import {UpdateTaskCommand} from './UpdateTaskCommand';
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import {ITaskRepository} from 'src/Domain/Task/Repository/ITaskRepository';
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import {TaskNotFoundException} from 'src/Domain/Task/Exception/TaskNotFoundException';
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import {IsTaskAlreadyExist} from 'src/Domain/Task/Specification/IsTaskAlreadyExist';
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import {TaskAlreadyExistException} from 'src/Domain/Task/Exception/TaskAlreadyExistException';
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@CommandHandler(UpdateTaskCommand)
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export class UpdateTaskCommandHandler {
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  constructor(
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    @Inject('ITaskRepository')
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    private readonly taskRepository: ITaskRepository,
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    private readonly isTaskAlreadyExist: IsTaskAlreadyExist
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  ) {}
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  public async execute(command: UpdateTaskCommand): Promise<void> {
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    const {id, name} = command;
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    const task = await this.taskRepository.findOneById(id);
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    if (!task) {
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      throw new TaskNotFoundException();
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    }
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    if (
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      name !== task.getName() &&
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      true === (await this.isTaskAlreadyExist.isSatisfiedBy(name))
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    ) {
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      throw new TaskAlreadyExistException();
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    }
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    task.updateName(name);
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    await this.taskRepository.save(task);
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  }
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}
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