diff options
Diffstat (limited to 'bug/bug.go')
| -rw-r--r-- | bug/bug.go | 94 |
1 files changed, 80 insertions, 14 deletions
@@ -1,18 +1,84 @@ package bug -// Snapshot is a compiled form of the Bug data structure used for storage and merge -type Snapshot struct { - Title string - Comments []Comment - Labels []Label +import ( + "github.com/kevinburke/go.uuid" +) + +// Bug hold the data of a bug thread, organized in a way close to +// how it will be persisted inside Git. This is the datastructure +// used for merge of two different version. +type Bug struct { + // Id used as unique identifier + Id uuid.UUID + + // TODO: need a way to order bugs + // Probably a Lamport clock + + Packs []OperationPack + + Staging OperationPack } -//func (bug Bug) Check() error { -// if bug.Operations.Len() == 0 { -// return "Empty operation log" -// } -// -// if bug.Operations.Elems() -// -// return true -//} +// Create a new Bug +func NewBug() (*Bug, error) { + + // Creating UUID Version 4 + id, err := uuid.ID4() + + if err != nil { + return nil, err + } + + return &Bug{ + Id: id, + }, nil +} + +// IsValid check if the Bug data is valid +func (bug *Bug) IsValid() bool { + // non-empty + if len(bug.Packs) == 0 { + return false + } + + // check if each pack is valid + for _, pack := range bug.Packs { + if !pack.IsValid() { + return false + } + } + + // The very first Op should be a CREATE + firstOp := bug.Packs[0].Operations[0] + if firstOp.OpType() != CREATE { + return false + } + + // Check that there is no more CREATE op + it := NewOperationIterator(bug) + createCount := 0 + for it.Next() { + if it.Value().OpType() == CREATE { + createCount++ + } + } + + if createCount != 1 { + return false + } + + return true +} + +func (bug *Bug) Append(op Operation) { + bug.Staging.Append(op) +} + +func (bug *Bug) Commit() { + bug.Packs = append(bug.Packs, bug.Staging) + bug.Staging = OperationPack{} +} + +func (bug *Bug) HumanId() string { + return bug.Id.String() +} |