export type Item = {
    id: string // Item ID
    content: string // URL for a corresponding file in storage
    path: string // Local path (including filename)
    contentHash?: string
}

export type ItemList = Map<string, Item>

export type ItemChange = {
    from?: string // Previous Item ID
    to?: string // New Item ID
}

export type Commit = {
    id: string // Commit ID
    parent?: string // Parent commit ID
    children: string[] // Children commit IDs
    authorId: string
    title: string
    description?: string
    date: string // Creation Date
    changes: ItemChange[] // List of changes in the commit
}

export type CommitList = Map<string, Commit>

export type BranchList = Map<string, string>

export type Status = {
    lastItems: ItemList,
    newItems: ItemList,
    changes: ItemChange[]
}

export type Difference = {
    added: ItemList,
    removed: ItemList,
    changed: ItemList,
    unchanged: ItemList,
}