Takumon/mean-blog

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src/app/state/article.reducer.ts

Summary

Maintainability
F
3 days
Test Coverage

Function reducer has 159 lines of code (exceeds 25 allowed). Consider refactoring.
Open

export function reducer(
  state = initialState,
  action: ArticleActions
): State {
  switch (action.type) {
Severity: Major
Found in src/app/state/article.reducer.ts - About 6 hrs to fix

    Avoid too many return statements within this function.
    Open

          return Object.assign({}, {...state, loading: true} );
    Severity: Major
    Found in src/app/state/article.reducer.ts - About 30 mins to fix

      Avoid too many return statements within this function.
      Open

            return Object.assign({}, {...state, loading: false} );
      Severity: Major
      Found in src/app/state/article.reducer.ts - About 30 mins to fix

        Avoid too many return statements within this function.
        Open

              return Object.assign({}, {...state, loading: true} );
        Severity: Major
        Found in src/app/state/article.reducer.ts - About 30 mins to fix

          Avoid too many return statements within this function.
          Open

                return Object.assign({}, {...state, loadingVote: true});
          Severity: Major
          Found in src/app/state/article.reducer.ts - About 30 mins to fix

            Avoid too many return statements within this function.
            Open

                  return Object.assign({}, {...state });
            Severity: Major
            Found in src/app/state/article.reducer.ts - About 30 mins to fix

              Avoid too many return statements within this function.
              Open

                    return Object.assign({}, {
                      ...state,
                      article: {
                        ...state.article,
                        vote: action.payload.vote
              Severity: Major
              Found in src/app/state/article.reducer.ts - About 30 mins to fix

                Avoid too many return statements within this function.
                Open

                      return Object.assign({}, {...state, loadingVote: false} );
                Severity: Major
                Found in src/app/state/article.reducer.ts - About 30 mins to fix

                  Avoid too many return statements within this function.
                  Open

                        return adapter.addOne(action.payload.article, {
                          ...state,
                          loading: false
                        });
                  Severity: Major
                  Found in src/app/state/article.reducer.ts - About 30 mins to fix

                    Avoid too many return statements within this function.
                    Open

                          return adapter.removeOne(action.payload.article._id, {
                            ...state,
                            loading: false
                          });
                    Severity: Major
                    Found in src/app/state/article.reducer.ts - About 30 mins to fix

                      Avoid too many return statements within this function.
                      Open

                            return Object.assign({}, {...state });
                      Severity: Major
                      Found in src/app/state/article.reducer.ts - About 30 mins to fix

                        Avoid too many return statements within this function.
                        Open

                              return Object.assign({}, {...state, loading: true});
                        Severity: Major
                        Found in src/app/state/article.reducer.ts - About 30 mins to fix

                          Avoid too many return statements within this function.
                          Open

                                return Object.assign({}, {...state, loadingVote: false} );
                          Severity: Major
                          Found in src/app/state/article.reducer.ts - About 30 mins to fix

                            Avoid too many return statements within this function.
                            Open

                                  return Object.assign({}, {...state, loading: false} );
                            Severity: Major
                            Found in src/app/state/article.reducer.ts - About 30 mins to fix

                              Avoid too many return statements within this function.
                              Open

                                    return adapter.updateOne({
                                      id: action.payload._idOfArticle,
                                      changes: {
                                        vote: action.payload.vote
                                      }
                              Severity: Major
                              Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                Avoid too many return statements within this function.
                                Open

                                      return Object.assign({}, {
                                        ...state,
                                        article: action.payload.article,
                                        loadingArticle: false,
                                      });
                                Severity: Major
                                Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                  Avoid too many return statements within this function.
                                  Open

                                        return adapter.removeMany(action.payload.ids, state);
                                  Severity: Major
                                  Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                    Avoid too many return statements within this function.
                                    Open

                                          return Object.assign({}, {...state, loading: false} );
                                    Severity: Major
                                    Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                      Avoid too many return statements within this function.
                                      Open

                                            return Object.assign({}, {...state, loading: true });
                                      Severity: Major
                                      Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                        Avoid too many return statements within this function.
                                        Open

                                              return adapter.updateOne({
                                                id: action.payload._idOfArticle,
                                                changes: {
                                                  vote: action.payload.vote
                                                }
                                        Severity: Major
                                        Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                          Avoid too many return statements within this function.
                                          Open

                                                return Object.assign({}, {
                                                  ...state,
                                                  article: null,
                                                  loadingArticle: false,
                                                });
                                          Severity: Major
                                          Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                            Avoid too many return statements within this function.
                                            Open

                                                  return Object.assign({}, {...state, loading: true} );
                                            Severity: Major
                                            Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                              Avoid too many return statements within this function.
                                              Open

                                                    return state;
                                              Severity: Major
                                              Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                                Avoid too many return statements within this function.
                                                Open

                                                      return adapter.removeAll(state);
                                                Severity: Major
                                                Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                                  Avoid too many return statements within this function.
                                                  Open

                                                        return Object.assign({}, {...state, loadingArticle: true, article: null} );
                                                  Severity: Major
                                                  Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                                    Avoid too many return statements within this function.
                                                    Open

                                                          return Object.assign({}, {...state, loadingVote: true});
                                                    Severity: Major
                                                    Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                                      Avoid too many return statements within this function.
                                                      Open

                                                            return adapter.addAll(action.payload.articles, {
                                                              ...state,
                                                              count: action.payload.count,
                                                              loading: false
                                                            } );
                                                      Severity: Major
                                                      Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                                        Avoid too many return statements within this function.
                                                        Open

                                                              return adapter.updateOne(action.payload.article, {
                                                                ...state,
                                                                loading: false
                                                              });
                                                        Severity: Major
                                                        Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                                          Avoid too many return statements within this function.
                                                          Open

                                                                return Object.assign({}, {
                                                                  ...state,
                                                                  loading: false,
                                                                });
                                                          Severity: Major
                                                          Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                                            Avoid too many return statements within this function.
                                                            Open

                                                                  return Object.assign({}, {...state, loadingArticle: false} );
                                                            Severity: Major
                                                            Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                                              Avoid too many return statements within this function.
                                                              Open

                                                                    return Object.assign({}, {...state, loadingArticle: false});
                                                              Severity: Major
                                                              Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                                                Avoid too many return statements within this function.
                                                                Open

                                                                      return Object.assign({}, {
                                                                        ...state,
                                                                        article: {
                                                                          ...state.article,
                                                                          vote: action.payload.vote
                                                                Severity: Major
                                                                Found in src/app/state/article.reducer.ts - About 30 mins to fix

                                                                  Similar blocks of code found in 2 locations. Consider refactoring.
                                                                  Open

                                                                      case ArticleActionTypes.AddVoteSuccess: {
                                                                        return Object.assign({}, {
                                                                          ...state,
                                                                          article: {
                                                                            ...state.article,
                                                                  Severity: Major
                                                                  Found in src/app/state/article.reducer.ts and 1 other location - About 1 hr to fix
                                                                  src/app/state/article.reducer.ts on lines 228..237

                                                                  Duplicated Code

                                                                  Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

                                                                  Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

                                                                  When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

                                                                  Tuning

                                                                  This issue has a mass of 59.

                                                                  We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

                                                                  The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

                                                                  If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

                                                                  See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

                                                                  Refactorings

                                                                  Further Reading

                                                                  Similar blocks of code found in 2 locations. Consider refactoring.
                                                                  Open

                                                                      case ArticleActionTypes.DeleteVoteSuccess: {
                                                                        return Object.assign({}, {
                                                                          ...state,
                                                                          article: {
                                                                            ...state.article,
                                                                  Severity: Major
                                                                  Found in src/app/state/article.reducer.ts and 1 other location - About 1 hr to fix
                                                                  src/app/state/article.reducer.ts on lines 207..216

                                                                  Duplicated Code

                                                                  Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

                                                                  Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

                                                                  When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

                                                                  Tuning

                                                                  This issue has a mass of 59.

                                                                  We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

                                                                  The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

                                                                  If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

                                                                  See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

                                                                  Refactorings

                                                                  Further Reading

                                                                  Similar blocks of code found in 2 locations. Consider refactoring.
                                                                  Open

                                                                      case ArticleActionTypes.AddVoteOfArticlesSuccess: {
                                                                        return adapter.updateOne({
                                                                          id: action.payload._idOfArticle,
                                                                          changes: {
                                                                            vote: action.payload.vote
                                                                  Severity: Minor
                                                                  Found in src/app/state/article.reducer.ts and 1 other location - About 55 mins to fix
                                                                  src/app/state/article.reducer.ts on lines 151..160

                                                                  Duplicated Code

                                                                  Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

                                                                  Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

                                                                  When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

                                                                  Tuning

                                                                  This issue has a mass of 53.

                                                                  We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

                                                                  The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

                                                                  If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

                                                                  See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

                                                                  Refactorings

                                                                  Further Reading

                                                                  Similar blocks of code found in 2 locations. Consider refactoring.
                                                                  Open

                                                                      case ArticleActionTypes.DeleteVoteOfArticlesSuccess: {
                                                                        return adapter.updateOne({
                                                                          id: action.payload._idOfArticle,
                                                                          changes: {
                                                                            vote: action.payload.vote
                                                                  Severity: Minor
                                                                  Found in src/app/state/article.reducer.ts and 1 other location - About 55 mins to fix
                                                                  src/app/state/article.reducer.ts on lines 134..143

                                                                  Duplicated Code

                                                                  Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

                                                                  Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

                                                                  When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

                                                                  Tuning

                                                                  This issue has a mass of 53.

                                                                  We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

                                                                  The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

                                                                  If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

                                                                  See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

                                                                  Refactorings

                                                                  Further Reading

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