uoa-repository-manager-ui/src/app/pages/sources/sources-forms/datasource-interface-form.component.ts

import { Component, Injector, OnDestroy, OnInit } from '@angular/core';
import { MyGroup } from '../../../shared/reusablecomponents/forms/my-group.interface';
import { Validators } from '@angular/forms';
import { formErrorRequiredFields, formErrorWasntSaved, formInfoLoading, formSubmitting, formSuccessAddedInterface,
         formSuccessUpdatedInterface, invalidCustomBaseUrl, noServiceMessage } from '../../../domain/shared-messages';
import { ValidatorService } from '../../../services/validator.service';
import { RepositoryService } from '../../../services/repository.service';
import { InterfaceInformation, Repository, RepositoryInterface } from '../../../domain/typeScriptClasses';
import { baseUrlDesc, compatibilityLevelDesc, customValSetDesc, Description, existingValSetDesc } from '../../../domain/oa-description';

@Component ({
  selector: 'datasource-interface-form',
  templateUrl: './datasource-interface-form.component.html'
})

export class DatasourceInterfaceFormComponent extends MyGroup implements OnDestroy, OnInit {

  loadingMessage: string;
  successMessage: string;
  errorMessage: string;

  currentRepository: Repository;
  oldInterface: boolean;

  identifiedBaseUrl: boolean;
  existingValSet: boolean;
  interfaceInfo: InterfaceInformation;
  currentInterface: RepositoryInterface;
  valsetList: string[] = [];

  existingCompLevel: string;
  compClasses: Map<string, string> = new Map<string, string>();
  classCodes: string[] = [];

  readonly groupDefinition = {
    baseUrl: ['', Validators.required],
    selectValidationSet: [''],
    customValidationSet: [''],
    compatibilityLevel: ['']
  };
  baseUrlDesc: Description = baseUrlDesc;
  existingValSetDesc: Description = existingValSetDesc;
  customValSetDesc: Description = customValSetDesc;
  compatibilityLevelDesc: Description = compatibilityLevelDesc;

  constructor(injector: Injector,
              private valService: ValidatorService,
              private repoService: RepositoryService){
    super(injector);
  }

  ngOnInit() {
    this.currentRepository = <Repository>this.otherData;
    console.log(`other data is: ${JSON.stringify(this.otherData, null, 2)}`);
    if (this.data && this.data.length) {
      this.currentInterface = this.data[0];
      this.patchData.next({
        baseUrl: this.data[0].baseUrl,
        selectValidationSet: '',
        customValidationSet: '',
        compatibilityLevel: this.data[0].desiredCompatibilityLevel
      });
      this.getInterfaceInfo(this.data[0].baseUrl);
      this.data.splice(0, 1);
      this.oldInterface = true;
      console.log(`received an interface!`);
      /*if (this.interfaceInfo && this.interfaceInfo.identified &&
          this.currentInterface.desiredCompatibilityLevel) {
        this.wasSaved = true;
      }*/
    }

    /* initializes MyGroup parent component and the FormGroup */
    super.ngOnInit();
    console.log(this.group, this.parentGroup);
    this.getCompatibilityClasses();

    /*  NOT ANYMORE
    if (this.currentInterface) {
      this.getMyControl('baseUrl').disable();
    }
*/
    this.existingValSet = true;
    this.getMyControl('customValidationSet').disable();
  }

  chooseValSet(existingValSet: boolean) {
    if (existingValSet) {
      this.existingValSet = true;
      this.getMyControl('selectValidationSet').enable();
      this.getMyControl('customValidationSet').disable();
    }  else {
      this.existingValSet = false;
      this.getMyControl('selectValidationSet').disable();
      this.getMyControl('customValidationSet').enable();
    }
    this.checkIfValid();
  }

  getInterfaceInfo(baseUrl: string) {
    this.successMessage = '';
    this.errorMessage = '';
    this.groupErrorMessage = '';
    if (baseUrl) {
      this.loadingMessage = formInfoLoading;
      this.valService.getInterfaceInformation(baseUrl).subscribe(
        info => {
          this.interfaceInfo = info;
          if (this.interfaceInfo.identified) {
            this.identifiedBaseUrl = true;
          } else {
            this.errorMessage = invalidCustomBaseUrl;
          }
          if (this.interfaceInfo.sets) {
            this.valsetList = this.interfaceInfo.sets;
            console.log(this.valsetList);
          }
        },
        error => {
          console.log(error);
          this.loadingMessage = '';
          this.identifiedBaseUrl = false;
          this.errorMessage = noServiceMessage;
        },
        () => {
          if (this.interfaceInfo && this.interfaceInfo.identified &&
              this.currentInterface && this.currentInterface.desiredCompatibilityLevel) {
            this.wasSaved = true;
          }
          if ( this.currentInterface && this.currentInterface.accessParams && this.currentInterface.accessParams['set'] ) {
            if ( this.valsetList.some( x => x === this.currentInterface.accessParams['set']) ) {
              this.patchData.next({selectValidationSet: this.currentInterface.accessParams['set']});
            } else {
              this.patchData.next({customValidationSet: this.currentInterface.accessParams['set']});
              this.getMyControl('selectValidationSet').enable();
              this.getMyControl('customValidationSet').disable();
            }
          }
          this.loadingMessage = '';
        }
      );
    }
  }

  getCompatibilityClasses() {
    this.repoService.getCompatibilityClasses(this.currentRepository.datasourceType).subscribe(
      classes => {
        this.compClasses = classes;
        for (const key in this.compClasses) {
          this.classCodes.push(key);
        }
      },
      error => {
        this.errorMessage = noServiceMessage;
        console.log(error);
      },
      () => {
        if (this.currentInterface) {
          console.log(`accessParams is ${JSON.stringify(this.currentInterface.accessParams)}`);
          if ( !this.currentInterface.desiredCompatibilityLevel ||
               !this.classCodes.some( x => x === this.currentInterface.desiredCompatibilityLevel ) ) {
            this.patchData.next({compatibilityLevel: ''});
            this.existingCompLevel = this.currentInterface.desiredCompatibilityLevel;
          } else {
            this.existingCompLevel = this.compClasses[this.currentInterface.desiredCompatibilityLevel];
          }
          if (this.group.valid ) {
            this.exportedData = this.currentInterface;
          }
        }

      }
    );
  }

  saveInterface() {
    this.groupErrorMessage = '';
    this.errorMessage = '';
    this.successMessage = '';

    // if decided that valset is required add && this.checkIfValsetWasChosen() to the condition
    if (this.group.valid && this.checkIfCompatibilityLevelWasChosen() ) {
      if (this.identifiedBaseUrl) {
        const baseUrl = this.getMyControl('baseUrl').value;
        let valset = '';
        if (this.getMyControl('selectValidationSet').enabled) {
          valset = this.getMyControl('selectValidationSet').value;
        } else {
          valset = this.getMyControl('customValidationSet').value;
        }
        let compLvl = '';
        if (this.getMyControl('compatibilityLevel').value) {
          compLvl = this.getMyControl('compatibilityLevel').value;
        } else {
          compLvl = this.existingCompLevel;
        }


        if (this.currentInterface) {
          this.updateCurrent(baseUrl, valset, compLvl);
        } else {
          this.addCurrent(baseUrl, valset, compLvl);
        }
      } else {
        this.errorMessage = invalidCustomBaseUrl;
      }
    } else {
      this.errorMessage = formErrorRequiredFields;
      this.successMessage = '';
    }
  }

  checkIfValsetWasChosen() {
    return ( ( this.getMyControl('selectValidationSet').enabled &&
               this.getMyControl('selectValidationSet').value !== '' ) ||
             ( this.getMyControl('customValidationSet').enabled &&
               this.getMyControl('customValidationSet').value !== '' ) );
  }

  checkIfCompatibilityLevelWasChosen() {
    return ( (this.getMyControl('compatibilityLevel').value !== '') ||
             (this.existingCompLevel && (this.existingCompLevel !== '')) );
  }

  checkIfValid() {
    if (this.inRegister) {
      // if decided that valset is required add && this.checkIfValsetWasChosen() to the condition
      if ( this.group.valid && this.checkIfCompatibilityLevelWasChosen() ) {
        if ( this.identifiedBaseUrl ) {
          const baseUrl = this.getMyControl('baseUrl').value;

          let valset = '';
          if (this.getMyControl('selectValidationSet').enabled) {
            valset = this.getMyControl('selectValidationSet').value;
          } else {
            valset = this.getMyControl('customValidationSet').value;
          }

          let compLvl = '';
          if (this.getMyControl('compatibilityLevel').value) {
            this.existingCompLevel = this.compClasses[this.getMyControl('compatibilityLevel').value];
            console.log('this.existingCompLevel is', this.existingCompLevel);
            compLvl = this.getMyControl('compatibilityLevel').value;
          } else {
            compLvl = this.existingCompLevel;
          }

          if (this.currentInterface) {
            this.updateCurrent(baseUrl, valset, compLvl);
          } else {
            this.addCurrent(baseUrl, valset, compLvl);
          }
        }
      } else {
        this.exportedData = null;
        this.wasSaved = false;
        this.successMessage = '';
      }
    }
  }

  updateCurrent (baseUrl: string, valset: string, compLvl: string) {
    this.successMessage = '';
    this.errorMessage = '';
    this.currentInterface.baseUrl = baseUrl;
    this.currentInterface.accessSet = valset;
    this.currentInterface.accessParams['set'] = valset;
    this.currentInterface.desiredCompatibilityLevel = compLvl;
    this.currentInterface.compliance = compLvl;
    this.currentInterface.typology = this.currentRepository.datasourceClass;
    this.exportedData = this.currentInterface;
    if (!this.inRegister) {
      this.loadingMessage = formSubmitting;
      this.updateInterface();
    } else {
      this.loadingMessage = '';
      this.wasSaved = true;
      this.successMessage = 'The interface will be stored when the registration procedure is completed';
    }
  }

  addCurrent (baseUrl: string, valset: string, compLvl: string) {
    this.errorMessage = '';
    this.successMessage = '';
    this.currentInterface = new RepositoryInterface();
    this.currentInterface.baseUrl = baseUrl;
    this.currentInterface.accessSet = valset;
    this.currentInterface.accessParams = {'set': valset};
    this.currentInterface.desiredCompatibilityLevel = compLvl;
    this.currentInterface.compliance = compLvl;
    this.currentInterface.typology = this.currentRepository.datasourceClass;
    this.exportedData = this.currentInterface;
    if (!this.inRegister) {
      this.loadingMessage = formSubmitting;
      this.addInterface();
    } else {
      this.loadingMessage = '';
      this.wasSaved = true;
      this.successMessage = 'The interface will be stored when the registration procedure is completed';
    }
  }

  addInterface() {
    this.repoService.addInterface(this.currentRepository.datasourceType,
                                  this.currentRepository.id,
                                  this.currentRepository.registeredBy,
                                  this.currentInterface).subscribe(
      addedInterface => {
        console.log(`addInterface responded ${JSON.stringify(addedInterface)}`);
        this.currentInterface = addedInterface;
      },
      error => {
        console.log(error);
        this.loadingMessage = '';
        this.errorMessage = formErrorWasntSaved;
        this.currentInterface = null;
      },
      () => {
        this.loadingMessage = '';
        if (this.currentInterface.id) {
          this.successMessage = formSuccessAddedInterface;
          this.wasSaved = true;
          if ( !this.currentInterface.desiredCompatibilityLevel ||
               !this.classCodes.some( x => x === this.currentInterface.desiredCompatibilityLevel ) ) {
            this.patchData.next({compatibilityLevel: ''});
            this.existingCompLevel = this.currentInterface.desiredCompatibilityLevel;
          } else {
            this.existingCompLevel = this.compClasses[this.currentInterface.desiredCompatibilityLevel];
          }
        } else {
          this.errorMessage = formErrorWasntSaved;
        }
      }
    );

  }

  updateInterface() {
    this.repoService.updateInterface(this.currentRepository.id, this.currentRepository.registeredBy, this.currentInterface).subscribe(
      response => {
        console.log(`updateRepository responded ${JSON.stringify(response)}`);
        if (response) {
          this.successMessage = formSuccessUpdatedInterface;
          this.wasSaved = true;
        } else {
          this.errorMessage = formErrorWasntSaved;
        }
      },
      error => {
        console.log(error);
        this.loadingMessage = '';
        this.errorMessage = formErrorWasntSaved;
      },
      () => {
        this.loadingMessage = '';
        if ( !this.currentInterface.desiredCompatibilityLevel ||
             !this.classCodes.some( x => x === this.currentInterface.desiredCompatibilityLevel ) ) {
          this.patchData.next({compatibilityLevel: ''});
          this.existingCompLevel = this.currentInterface.desiredCompatibilityLevel;
        } else {
          this.existingCompLevel = this.compClasses[this.currentInterface.desiredCompatibilityLevel];
        }
      }
    );
  }

  ngOnDestroy() {
    if (this.currentInterface && this.currentInterface.id && this.toBeDeleted) {
      this.repoService.deleteInterface(this.currentInterface.id, this.currentRepository.registeredBy).subscribe(
        response => console.log(`deleteInterface responded: ${JSON.stringify(response)}`),
        error => console.log(error),
        () => console.log(`deleted ${this.currentInterface.id}`)
      );
    } else {
      console.log(`deleting empty interface form`);
    }
  }

}