Feature: /perm command — change session permission mode

  Background:
    Given user "user_abc123" is sending commands

  Scenario: No args shows usage
    When user sends "/perm"
    Then reply contains "Usage"
    And reply contains "bypass"
    And reply contains "accept"
    And reply contains "plan"

  Scenario: Set active session to accept mode
    Given user has session "sess01" in "/tmp/proj1"
    And active session is "sess01"
    When user sends "/perm accept"
    Then reply contains "accept"
    And reply contains "sess01"
    And session "sess01" has permission mode "acceptEdits"

  Scenario: Set active session to plan mode
    Given user has session "sess01" in "/tmp/proj1"
    And active session is "sess01"
    When user sends "/perm plan"
    Then reply contains "plan"
    And session "sess01" has permission mode "plan"

  Scenario: Set active session back to bypass
    Given user has session "sess01" in "/tmp/proj1"
    And active session is "sess01"
    When user sends "/perm bypass"
    Then reply contains "bypass"
    And session "sess01" has permission mode "bypassPermissions"

  Scenario: Unknown mode returns error
    Given user has session "sess01" in "/tmp/proj1"
    And active session is "sess01"
    When user sends "/perm turbo"
    Then reply contains "Unknown mode"

  Scenario: No active session returns error
    Given no active session for user "user_abc123"
    When user sends "/perm accept"
    Then reply contains "No active session"

  Scenario: Set permission on specific conv_id
    Given user has session "sess01" in "/tmp/proj1"
    And user has session "sess02" in "/tmp/proj2"
    And active session is "sess01"
    When user sends "/perm plan sess02"
    Then reply contains "sess02"
    And session "sess02" has permission mode "plan"

  Scenario: Cannot change permission of another user's session
    Given session "sess01" in "/tmp/proj1" belongs to user "other_user"
    When user sends "/perm accept sess01"
    Then reply contains "another user"

  Scenario: New session with --perm accept
    When user sends "/new myproject --perm accept"
    Then reply contains "accept"
    And session manager has 1 session for user "user_abc123"

  Scenario: New session with --perm plan
    When user sends "/new myproject --perm plan"
    Then reply contains "plan"

  Scenario: New session with invalid --perm
    When user sends "/new myproject --perm turbo"
    Then reply contains "Invalid"