Implemented basic api endpoint to manage deadlines

public/swagger.v1.json

@@ -2289,6 +2289,56 @@
         }
       }
     },
+    "/repos/{owner}/{repo}/issues/{index}/deadline": {
+      "post": {
+        "consumes": [
+          "application/json"
+        ],
+        "produces": [
+          "application/json"
+        ],
+        "tags": [
+          "issue"
+        ],
+        "summary": "Set an issue deadline",
+        "operationId": "issueCreateIssueDeadline",
+        "parameters": [
+          {
+            "type": "string",
+            "description": "owner of the repo",
+            "name": "owner",
+            "in": "path",
+            "required": true
+          },
+          {
+            "type": "string",
+            "description": "name of the repo",
+            "name": "repo",
+            "in": "path",
+            "required": true
+          },
+          {
+            "type": "integer",
+            "description": "index of the issue to create or update a deadline on",
+            "name": "index",
+            "in": "path",
+            "required": true
+          },
+          {
+            "name": "body",
+            "in": "body",
+            "schema": {
+              "$ref": "#/definitions/CreateDeadlineOption"
+            }
+          }
+        ],
+        "responses": {
+          "201": {
+            "$ref": "#/responses/IssueDeadline"
+          }
+        }
+      }
+    },
     "/repos/{owner}/{repo}/issues/{index}/labels": {
       "get": {
         "produces": [
@@ -5470,6 +5520,21 @@
       },
       "x-go-package": "code.gitea.io/gitea/vendor/code.gitea.io/sdk/gitea"
     },
+    "CreateDeadlineOption": {
+      "description": "CreateDeadlineOption options for creating a deadline",
+      "type": "object",
+      "required": [
+        "due_date"
+      ],
+      "properties": {
+        "due_date": {
+          "type": "string",
+          "format": "date-time",
+          "x-go-name": "Deadline"
+        }
+      },
+      "x-go-package": "code.gitea.io/gitea/vendor/code.gitea.io/sdk/gitea"
+    },
     "CreateEmailOption": {
       "description": "CreateEmailOption options when creating email addresses",
       "type": "object",
@@ -7675,6 +7740,7 @@
       "headers": {
         "AddCollaboratorOption": {},
         "AddTimeOption": {},
+        "CreateDeadlineOption": {},
         "CreateEmailOption": {},
         "CreateForkOption": {},
         "CreateHookOption": {},

routers/api/v1/api.go

@@ -446,6 +446,8 @@ func RegisterRoutes(m *macaron.Macaron) {
 							m.Combo("").Get(repo.ListTrackedTimes).
 								Post(reqToken(), bind(api.AddTimeOption{}), repo.AddTime)
 						})
+
+						m.Combo("/deadline").Post(reqToken(), bind(api.CreateDeadlineOption{}), repo.UpdateIssueDeadline)
 					})
 				}, mustEnableIssues)
 				m.Group("/labels", func() {

routers/api/v1/repo/issue.go

@@ -333,3 +333,66 @@ func EditIssue(ctx *context.APIContext, form api.EditIssueOption) {
 	}
 	ctx.JSON(201, issue.APIFormat())
 }
+
+// UpdateIssueDeadline updates an issue deadline
+func UpdateIssueDeadline(ctx *context.APIContext, form api.CreateDeadlineOption) {
+	// swagger:operation POST /repos/{owner}/{repo}/issues/{index}/deadline issue issueCreateIssueDeadline
+	// ---
+	// summary: Set an issue deadline
+	// consumes:
+	// - application/json
+	// 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 issue to create or update a deadline on
+	//   type: integer
+	//   required: true
+	// - name: body
+	//   in: body
+	//   schema:
+	//     "$ref": "#/definitions/CreateDeadlineOption"
+	// responses:
+	//   "201":
+	//     "$ref": "#/responses/IssueDeadline"
+
+	if !ctx.Repo.IsWriter() {
+		ctx.JSON(401, map[string]string{
+			"message": "Only users with write access to this repository can manage issue deadlines.",
+		})
+		return
+	}
+
+	issue, err := models.GetIssueByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
+	if err != nil {
+		if models.IsErrIssueNotExist(err) {
+			ctx.Status(404)
+		} else {
+			ctx.Error(500, "GetIssueByIndex", err)
+		}
+		return
+	}
+
+	var deadlineUnix util.TimeStamp
+	if form.Deadline != nil && !form.Deadline.IsZero() {
+		deadlineUnix = util.TimeStamp(form.Deadline.Unix())
+	}
+
+	if err := models.UpdateIssueDeadline(issue, deadlineUnix, ctx.User); err != nil {
+		ctx.Error(500, "UpdateIssueDeadline", err)
+		return
+	}
+
+	ctx.JSON(201, api.IssueDeadline{Deadline:form.Deadline})
+}

routers/api/v1/swagger/options.go

@@ -24,6 +24,7 @@ type swaggerParameterBodies struct {
 
 	CreateIssueOption api.CreateIssueOption
 	EditIssueOption   api.EditIssueOption
+	CreateDeadlineOption api.CreateDeadlineOption
 
 	CreateIssueCommentOption api.CreateIssueCommentOption
 	EditIssueCommentOption   api.EditIssueCommentOption

vendor/code.gitea.io/sdk/gitea/issue.go

@@ -138,3 +138,17 @@ func (c *Client) EditIssue(owner, repo string, index int64, opt EditIssueOption)
 	return issue, c.getParsedResponse("PATCH", fmt.Sprintf("/repos/%s/%s/issues/%d", owner, repo, index),
 		jsonHeader, bytes.NewReader(body), issue)
 }
+
+// CreateDeadlineOption options for creating a deadline
+type CreateDeadlineOption struct {
+	// required:true
+	// swagger:strfmt date-time
+	Deadline  *time.Time `json:"due_date"`
+}
+
+// IssueDeadline represents an issue deadline
+// swagger:model
+type IssueDeadline struct {
+	// swagger:strfmt date-time
+	Deadline *time.Time `json:"due_date"`
+}