redis-pub-sub-TP_Error.plantuml

' SPDX-License-Identifier: Apache-2.0

@startuml Main flow + Error Handling
participant "Channel Router Setup Processor" as crsp
participant "Rule Processor" as rp
participant "redis" as r
participant "Typology Processor" as t
participant "Channel Aggreggation Decision Processor" as cadp

group Startup
    t -> r: Subscribe RuleResultChannel
end group

group Main Success
    crsp->rp: HTTP POST RuleRequest
    rp->r: PUBLISH RuleResultChannel RuleResult
    r->t: RuleResult
    r->rp: 1
    note over r, rp
    Number of clients that 
    received the message 
    end note
    rp->crsp: Done
    t->cadp: HTTP POST TypologyResult
end group

group #LightPink ALT TP Error
    crsp->rp: HTTP POST RuleRequest
    rp->r: PUBLISH RuleResultChannel RuleResult
    r->t: RuleResult
    r->rp: 1
    note over r, rp
    Number of clients that 
    received the message 
    end note
    rp->crsp: Done
    t->t: Internal Error
    note over t #Orange
    No guaranteed processing of Rule Result - 
    causes this transaction to never finish, 
    as Typology never finishes, as this Rule 
    Result was lost.
    end note 
end group

@enduml