gitea-1156/routers/api/v1/repo/pull_version.go

package repo

import (
	"fmt"
	"net/http"

	"code.gitea.io/gitea/models"
	"code.gitea.io/gitea/modules/context"
	"code.gitea.io/gitea/modules/convert"
	"code.gitea.io/gitea/modules/setting"
	api "code.gitea.io/gitea/modules/structs"
	"code.gitea.io/gitea/routers/api/v1/utils"
	"code.gitea.io/gitea/services/gitdiff"
)

// ListPullRequestVersions returns a list of all PR versions
func ListPullRequestVersions(ctx *context.APIContext) {
	// swagger:operation GET /repos/{owner}/{repo}/pulls/{index}/versions repository repoListPullRequestVersions
	// ---
	// summary: List a repos's pull versions requests***
	// produces:
	// - application/json
	// parameters:
	// - name: owner
	//   in: path
	//   description: owner of the repo
	//   type: string
	//   required: true
	// - name: repo
	//   in: path
	//   description: name of the repo
	//   type: string
	//   required: true
	// - name: index
	//   in: path
	//   description: index of the pull request to get
	//   type: integer
	//   format: int64
	//   required: true
	// - name: page
	//   in: query
	//   description: page number of results to return (1-based)
	//   type: integer
	// - name: limit
	//   in: query
	//   description: page size of results
	//   type: integer
	// responses:
	//   "200":
	//     "$ref": "#/responses/PullRequestVersionList"
	//   "404":
	//     "$ref": "#/responses/notFound"
	pr, err := models.GetPullRequestByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
	if err != nil {
		if models.IsErrPullRequestNotExist(err) {
			ctx.NotFound()
		} else {
			ctx.Error(http.StatusInternalServerError, "GetPullRequestByIndex", err)
		}
	}

	lisOptions := utils.GetListOptions(ctx)
	prvs, maxResults, err := models.PullRequestVersions(pr.ID, &lisOptions)
	if err != nil {
		ctx.Error(http.StatusInternalServerError, "PullRequestVersions", err)
		return
	}

	apiPrvs := make([]*api.PullRequestVersion, len(prvs))
	for i := range prvs {
		apiPrvs[i] = convert.ToAPIPullRequestVersion(prvs[i])
	}

	ctx.SetLinkHeader(int(maxResults), lisOptions.PageSize)
	ctx.Header().Set("X-Total", fmt.Sprintf("%d", maxResults))
	ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
	ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, Link, X-Total")

	ctx.JSON(http.StatusOK, &apiPrvs)
}

// GetPullRequestVersionDiff
func GetPullRequestVersionDiff(ctx *context.APIContext) {
	// swagger:operation GET /repos/{owner}/{repo}/pulls/{index}/versions/{versionId}/diff repository repoGetPullRequestVersionDiff
	// ---
	// summary: Get a pull request version diffs***
	// produces:
	// - application/json
	// parameters:
	// - name: owner
	//   in: path
	//   description: owner of the repo
	//   type: string
	//   required: true
	// - name: repo
	//   in: path
	//   description: owner of the repo
	//   type: string
	//   required: true
	// - name: index
	//   in: path
	//   description: index of the pull request to get
	//   type: integer
	//   format: int64
	//   required: true
	// - name: versionId
	//   in: path
	//   description: id of the pull request version to get
	//   type: integer
	//   format: int64
	//   required: true
	// responses:
	//   "200":
	//     "$ref": "#/responses/Diff"
	//   "404":
	//     "$ref": "#/responses/notFound"

	if ctx.Repo.Repository.IsEmpty {
		ctx.NotFound()
		return
	}

	pr, err := models.GetPullRequestByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
	if err != nil {
		if models.IsErrPullRequestNotExist(err) {
			ctx.NotFound()
		} else {
			ctx.Error(http.StatusInternalServerError, "GetPullRequestByIndex", err)
		}
		return
	}

	prv, err := models.GetPullRequestVersionByID(pr.ID, ctx.ParamsInt64(":versionId"))
	if err != nil {
		if models.IsErrPullRequestNotExist(err) {
			ctx.NotFound()
		} else {
			ctx.Error(http.StatusInternalServerError, "GetPullRequestVersionByID", err)
		}
		return
	}

	if diffs, err := gitdiff.GetDiffRange(ctx.Repo.GitRepo, prv.BaseCommitID, prv.HeadCommitID, setting.Git.MaxGitDiffLines, setting.Git.MaxGitDiffLineCharacters, setting.Git.MaxGitDiffFiles); err == nil {
		ctx.JSON(http.StatusOK, diffs)
	} else {
		ctx.Error(http.StatusInternalServerError, "GetDiffRange", err)
	}
}