mirror of https://github.com/harness/drone.git
102 lines
3.5 KiB
Go
102 lines
3.5 KiB
Go
// Copyright 2023 Harness, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package repo
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import (
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"context"
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"github.com/harness/gitness/app/api/request"
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"github.com/harness/gitness/app/api/usererror"
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"github.com/harness/gitness/app/auth"
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"github.com/harness/gitness/gitrpc"
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"github.com/harness/gitness/types/enum"
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)
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type GetCommitDivergencesInput struct {
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// MaxCount restricts the maximum number of diverging commits that are counted.
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// IMPORTANT: This restricts the total commit count, so a (5, 18) restricted to 10 will return (0, 10)
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MaxCount int32 `json:"max_count"`
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Requests []CommitDivergenceRequest `json:"requests"`
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}
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// CommitDivergenceRequest contains the refs for which the converging commits should be counted.
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type CommitDivergenceRequest struct {
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// From is the ref from which the counting of the diverging commits starts.
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From string `json:"from"`
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// To is the ref at which the counting of the diverging commits ends.
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// If the value is empty the divergence is calculated to the default branch of the repo.
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To string `json:"to"`
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}
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// CommitDivergence contains the information of the count of converging commits between two refs.
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type CommitDivergence struct {
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// Ahead is the count of commits the 'From' ref is ahead of the 'To' ref.
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Ahead int32 `json:"ahead"`
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// Behind is the count of commits the 'From' ref is behind the 'To' ref.
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Behind int32 `json:"behind"`
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}
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// GetCommitDivergences returns the commit divergences between reference pairs.
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func (c *Controller) GetCommitDivergences(ctx context.Context,
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session *auth.Session,
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repoRef string,
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in *GetCommitDivergencesInput,
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) ([]CommitDivergence, error) {
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repo, err := c.getRepoCheckAccess(ctx, session, repoRef, enum.PermissionRepoView, true)
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if err != nil {
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return nil, err
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}
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// if no requests were provided return an empty list
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if in == nil || len(in.Requests) == 0 {
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return []CommitDivergence{}, nil
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}
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// if num of requests > page max return error
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if len(in.Requests) > request.PerPageMax {
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return nil, usererror.ErrRequestTooLarge
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}
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// map to rpc params
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options := &gitrpc.GetCommitDivergencesParams{
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ReadParams: CreateRPCReadParams(repo),
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MaxCount: in.MaxCount,
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Requests: make([]gitrpc.CommitDivergenceRequest, len(in.Requests)),
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}
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for i := range in.Requests {
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options.Requests[i].From = in.Requests[i].From
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options.Requests[i].To = in.Requests[i].To
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// backfil default branch if no 'to' was provided
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if len(options.Requests[i].To) == 0 {
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options.Requests[i].To = repo.DefaultBranch
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}
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}
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// TODO: We should cache the responses as times can reach multiple seconds
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rpcOutput, err := c.gitRPCClient.GetCommitDivergences(ctx, options)
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if err != nil {
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return nil, err
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}
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// map to output type
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divergences := make([]CommitDivergence, len(rpcOutput.Divergences))
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for i := range rpcOutput.Divergences {
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divergences[i].Ahead = rpcOutput.Divergences[i].Ahead
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divergences[i].Behind = rpcOutput.Divergences[i].Behind
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}
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return divergences, nil
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}
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