1 files changed, 145 insertions, 6 deletions
diff --git a/models/issue.go b/models/issue.go
index c669d201f6..929567b1b7 100644
--- a/models/issue.go
+++ b/models/issue.go
@@ -4,16 +4,155 @@
 
 package models
 
+import (
+	"errors"
+	"strings"
+	"time"
+
+	"github.com/gogits/gogs/modules/base"
+)
+
+var (
+	ErrIssueNotExist = errors.New("Issue does not exist")
+)
+
+// Issue represents an issue or pull request of repository.
 type Issue struct {
-	Id       int64
-	RepoId   int64 `xorm:"index"`
-	PosterId int64
+	Id          int64
+	Index       int64 // Index in one repository.
+	Name        string
+	RepoId      int64 `xorm:"index"`
+	PosterId    int64
+	MilestoneId int64
+	AssigneeId  int64
+	IsPull      bool // Indicates whether is a pull request or not.
+	IsClosed    bool
+	Labels      string `xorm:"TEXT"`
+	Mentions    string `xorm:"TEXT"`
+	Content     string `xorm:"TEXT"`
+	NumComments int
+	Created     time.Time `xorm:"created"`
+	Updated     time.Time `xorm:"updated"`
 }
 
-type PullRequest struct {
-	Id int64
+// CreateIssue creates new issue for repository.
+func CreateIssue(userId, repoId, milestoneId, assigneeId int64, name, labels, content string, isPull bool) (*Issue, error) {
+	count, err := GetIssueCount(repoId)
+	if err != nil {
+		return nil, err
+	}
+
+	// TODO: find out mentions
+	mentions := ""
+
+	issue := &Issue{
+		Index:       count + 1,
+		Name:        name,
+		RepoId:      repoId,
+		PosterId:    userId,
+		MilestoneId: milestoneId,
+		AssigneeId:  assigneeId,
+		IsPull:      isPull,
+		Labels:      labels,
+		Mentions:    mentions,
+		Content:     content,
+	}
+	_, err = orm.Insert(issue)
+	return issue, err
 }
 
+// GetIssueCount returns count of issues in the repository.
+func GetIssueCount(repoId int64) (int64, error) {
+	return orm.Count(&Issue{RepoId: repoId})
+}
+
+// GetIssueById returns issue object by given id.
+func GetIssueById(id int64) (*Issue, error) {
+	issue := new(Issue)
+	has, err := orm.Id(id).Get(issue)
+	if err != nil {
+		return nil, err
+	} else if !has {
+		return nil, ErrIssueNotExist
+	}
+	return issue, nil
+}
+
+// GetIssues returns a list of issues by given conditions.
+func GetIssues(userId, repoId, posterId, milestoneId int64, page int, isClosed, isMention bool, labels, sortType string) ([]Issue, error) {
+	sess := orm.Limit(20, (page-1)*20)
+
+	if repoId > 0 {
+		sess.Where("repo_id=?", repoId).And("is_closed=?", isClosed)
+	} else {
+		sess.Where("is_closed=?", isClosed)
+	}
+
+	if userId > 0 {
+		sess.And("assignee_id=?", userId)
+	} else if posterId > 0 {
+		sess.And("poster_id=?", posterId)
+	} else if isMention {
+		sess.And("mentions like '%$" + base.ToStr(userId) + "|%'")
+	}
+
+	if milestoneId > 0 {
+		sess.And("milestone_id=?", milestoneId)
+	}
+
+	if len(labels) > 0 {
+		for _, label := range strings.Split(labels, ",") {
+			sess.And("mentions like '%$" + label + "|%'")
+		}
+	}
+
+	switch sortType {
+	case "oldest":
+		sess.Asc("created")
+	case "recentupdate":
+		sess.Desc("updated")
+	case "leastupdate":
+		sess.Asc("updated")
+	case "mostcomment":
+		sess.Desc("num_comments")
+	case "leastcomment":
+		sess.Asc("num_comments")
+	default:
+		sess.Desc("created")
+	}
+
+	var issues []Issue
+	err := sess.Find(&issues)
+	return issues, err
+}
+
+// Label represents a list of labels of repository for issues.
+type Label struct {
+	Id     int64
+	RepoId int64 `xorm:"index"`
+	Names  string
+	Colors string
+}
+
+// Milestone represents a milestone of repository.
+type Milestone struct {
+	Id        int64
+	Name      string
+	RepoId    int64 `xorm:"index"`
+	IsClosed  bool
+	Content   string
+	NumIssues int
+	DueDate   time.Time
+	Created   time.Time `xorm:"created"`
+}
+
+// Comment represents a comment in commit and issue page.
 type Comment struct {
-	Id int64
+	Id       int64
+	PosterId int64
+	IssueId  int64
+	CommitId int64
+	Line     int
+	Content  string
+	Created  time.Time `xorm:"created"`
 }