package run

import (
	"reflect"
	"testing"

	"git.iwork-ai.com/xdc/iqudo-top1/internal/model"
	"gorm.io/datatypes"
)

func TestGenericRuntimeSupportsDifferentDomains(t *testing.T) {
	tests := []struct {
		name       string
		fields     []model.ScenarioField
		input      map[string]interface{}
		rules      []model.ScenarioRule
		wantInput  map[string]interface{}
		wantOutput interface{}
	}{
		{
			name:      "pet order",
			fields:    []model.ScenarioField{{FieldKey: "tags", SourcePath: "order.items[*].symptom_tags[*]"}},
			input:     map[string]interface{}{"order": map[string]interface{}{"items": []interface{}{map[string]interface{}{"symptom_tags": []interface{}{"soft_stool"}}}}},
			rules:     []model.ScenarioRule{{RuleKey: "pet", Condition: datatypes.JSON([]byte(`{"field":"input.tags","operator":"exists"}`)), Actions: datatypes.JSON([]byte(`[{"operation":"set","field":"matched","value_from":"input.tags"}]`))}},
			wantInput: map[string]interface{}{"tags": []interface{}{"soft_stool"}}, wantOutput: []interface{}{"soft_stool"},
		},
		{
			name:      "course recommendation",
			fields:    []model.ScenarioField{{FieldKey: "goals", SourcePath: "learner.goals[*]"}},
			input:     map[string]interface{}{"learner": map[string]interface{}{"goals": []interface{}{"presentation"}}},
			rules:     []model.ScenarioRule{{RuleKey: "course", Condition: datatypes.JSON([]byte(`{"field":"input.goals","operator":"exists"}`)), Actions: datatypes.JSON([]byte(`[{"operation":"set","field":"matched","value_from":"input.goals"}]`))}},
			wantInput: map[string]interface{}{"goals": []interface{}{"presentation"}}, wantOutput: []interface{}{"presentation"},
		},
	}
	for _, test := range tests {
		t.Run(test.name, func(t *testing.T) {
			mapped := mapScenarioInput(test.fields, test.input)
			if !reflect.DeepEqual(mapped, test.wantInput) {
				t.Fatalf("mapped=%#v", mapped)
			}
			derived, _, err := applyScenarioRules(test.rules, mapped)
			if err != nil {
				t.Fatal(err)
			}
			if !reflect.DeepEqual(derived["matched"], test.wantOutput) {
				t.Fatalf("derived=%#v", derived)
			}
		})
	}
}