package com.superbiz.agent.harness.application;

import com.fasterxml.jackson.annotation.JsonProperty;
import com.superbiz.agent.harness.contract.IntentType;
import com.superbiz.agent.harness.contract.ReleaseOutcome;

import java.util.Objects;

public record ChatApplicationResult(
        @JsonProperty("session_id") String sessionId,
        @JsonProperty("run_id") String runId,
        @JsonProperty("intent") IntentType intent,
        @JsonProperty("outcome") ReleaseOutcome outcome,
        @JsonProperty("content_type") ChatContentType contentType,
        @JsonProperty("content") ChatApplicationContent content) {

    public ChatApplicationResult {
        requireText(sessionId, "sessionId");
        requireText(runId, "runId");
        Objects.requireNonNull(intent, "intent must not be null");
        Objects.requireNonNull(outcome, "outcome must not be null");
        Objects.requireNonNull(content, "content must not be null");
        if (outcome != ReleaseOutcome.SUCCESS && outcome != ReleaseOutcome.FALLBACK) {
            throw new IllegalArgumentException("application result must be SUCCESS or FALLBACK");
        }
        if (contentType != content.contentType()) {
            throw new IllegalArgumentException("contentType does not match content");
        }
        if (outcome == ReleaseOutcome.FALLBACK && contentType != ChatContentType.SAFE_FALLBACK) {
            throw new IllegalArgumentException("fallback outcome requires safe fallback content");
        }
    }

    private static void requireText(String value, String name) {
        if (value == null || value.isBlank()) {
            throw new IllegalArgumentException(name + " must not be blank");
        }
    }
}