File size: 5,380 Bytes
3e05655
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
export * as MoveSession from "./move-session"

import { Context, DateTime, Effect, Layer, Schema } from "effect"
import { makeGlobalNode } from "../effect/app-node"
import { EventV2 } from "../event"
import { Git } from "../git"
import { Location } from "../location"
import { ProjectV2 } from "../project"
import { SessionV2 } from "../session"
import { SessionEvent } from "../session/event"
import { SessionSchema } from "../session/schema"
import { SessionStore } from "../session/store"
import { AbsolutePath, RelativePath } from "../schema"
import path from "path"

export const Destination = Schema.Struct({
  directory: AbsolutePath,
}).annotate({ identifier: "MoveSession.Destination" })
export type Destination = typeof Destination.Type

export const Input = Schema.Struct({
  sessionID: SessionSchema.ID,
  destination: Destination,
  moveChanges: Schema.optional(Schema.Boolean),
}).annotate({ identifier: "MoveSession.Input" })
export type Input = typeof Input.Type

export class DestinationProjectMismatchError extends Schema.TaggedErrorClass<DestinationProjectMismatchError>()(
  "MoveSession.DestinationProjectMismatchError",
  {
    expected: ProjectV2.ID,
    actual: ProjectV2.ID,
  },
) {}

export class ApplyChangesError extends Schema.TaggedErrorClass<ApplyChangesError>()("MoveSession.ApplyChangesError", {
  message: Schema.String,
}) {}

export class CaptureChangesError extends Schema.TaggedErrorClass<CaptureChangesError>()(
  "MoveSession.CaptureChangesError",
  {
    message: Schema.String,
  },
) {}

export class ResetSourceChangesError extends Schema.TaggedErrorClass<ResetSourceChangesError>()(
  "MoveSession.ResetSourceChangesError",
  {
    directory: AbsolutePath,
    message: Schema.String,
    cause: Schema.optional(Schema.Defect()),
  },
) {}

export type Error =
  | SessionV2.NotFoundError
  | DestinationProjectMismatchError
  | CaptureChangesError
  | ApplyChangesError
  | ResetSourceChangesError

export interface Interface {
  readonly moveSession: (input: Input) => Effect.Effect<void, Error>
}

export class Service extends Context.Service<Service, Interface>()("@opencode/ControlPlaneMoveSession") {}

const layer = Layer.effect(
  Service,
  Effect.gen(function* () {
    const git = yield* Git.Service
    const events = yield* EventV2.Service
    const project = yield* ProjectV2.Service
    const sessions = yield* SessionStore.Service

    const moveSession = Effect.fn("MoveSession.moveSession")(function* (input: Input) {
      const current = yield* sessions.get(input.sessionID)
      if (!current) return yield* new SessionV2.NotFoundError({ sessionID: input.sessionID })
      const directory = AbsolutePath.make(input.destination.directory)
      if (current.location.directory === directory) return

      const source = yield* project.resolve(current.location.directory)
      const destination = yield* project.resolve(directory)
      if (current.projectID !== destination.id) {
        return yield* new DestinationProjectMismatchError({ expected: current.projectID, actual: destination.id })
      }

      const moveChanges = input.moveChanges && source.directory !== destination.directory
      const sourceRepository = moveChanges ? yield* git.repo.discover(current.location.directory) : undefined
      if (moveChanges && !sourceRepository)
        return yield* new CaptureChangesError({ message: "Source is not a Git repository" })
      const patch = sourceRepository
        ? yield* git.change
            .capture({ repository: sourceRepository, path: current.location.directory })
            .pipe(Effect.mapError((error) => new CaptureChangesError({ message: error.message })))
        : Git.ChangeSet.make("")
      if (patch) {
        const repository = yield* git.repo.discover(directory)
        if (!repository) return yield* new ApplyChangesError({ message: "Destination is not a Git repository" })
        yield* git.change
          .apply({ repository, path: directory, changes: patch })
          .pipe(Effect.mapError((error) => new ApplyChangesError({ message: error.message })))
      }

      yield* events.publish(SessionEvent.Moved, {
        sessionID: input.sessionID,
        location: Location.Ref.make({ directory }),
        subdirectory: RelativePath.make(path.relative(destination.directory, directory).replaceAll("\\", "/")),
        timestamp: yield* DateTime.now,
      })

      if (patch) {
        const repository = yield* git.repo.discover(current.location.directory)
        if (!repository)
          return yield* new ResetSourceChangesError({
            directory: current.location.directory,
            message: "Source is not a Git repository",
          })
        yield* git.change
          .discard({
            repository,
            path: current.location.directory,
            index: "preserve",
            untracked: "remove",
          })
          .pipe(
            Effect.mapError(
              (error) =>
                new ResetSourceChangesError({
                  directory: current.location.directory,
                  message: error.message,
                  cause: error.cause,
                }),
            ),
          )
      }
    })

    return Service.of({ moveSession })
  }),
)

export const node = makeGlobalNode({
  service: Service,
  layer,
  deps: [Git.node, EventV2.node, ProjectV2.node, SessionStore.node],
})