go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/milo/ui/src/gitiles/components/commit_table/context.ts (about)

     1  // Copyright 2023 The LUCI Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  import { Dispatch, SetStateAction, createContext, useContext } from 'react';
    16  
    17  import { OutputCommit } from '@/gitiles/types';
    18  
    19  const RepoContext = createContext<string | null>(null);
    20  
    21  export const RepoUrlProvider = RepoContext.Provider;
    22  
    23  export function useRepoUrl() {
    24    const ctx = useContext(RepoContext);
    25  
    26    if (ctx === null) {
    27      throw new Error('useRepoUrl must be used within CommitTable');
    28    }
    29  
    30    return ctx;
    31  }
    32  
    33  const DefaultExpandedStateContext = createContext<
    34    readonly [boolean, Dispatch<SetStateAction<boolean>>] | null
    35  >(null);
    36  
    37  export const DefaultExpandedStateProvider =
    38    DefaultExpandedStateContext.Provider;
    39  
    40  export function useDefaultExpandedState() {
    41    const ctx = useContext(DefaultExpandedStateContext);
    42  
    43    if (ctx === null) {
    44      throw new Error('useDefaultExpandedState must be used within CommitTable');
    45    }
    46  
    47    return ctx;
    48  }
    49  
    50  const CommitContext = createContext<OutputCommit | null>(null);
    51  
    52  export const CommitProvider = CommitContext.Provider;
    53  
    54  export function useCommit() {
    55    const ctx = useContext(CommitContext);
    56  
    57    if (ctx === null) {
    58      throw new Error('useCommit must be used within CommitTableRow');
    59    }
    60  
    61    return ctx;
    62  }