package cv_test

import (
	"testing"

	"github.com/juanatsap/cv-site/internal/models/cv"
)

func TestLoadCV(t *testing.T) {
	tests := []struct {
		name    string
		lang    string
		wantErr bool
	}{
		{
			name:    "English CV",
			lang:    "en",
			wantErr: false,
		},
		{
			name:    "Spanish CV",
			lang:    "es",
			wantErr: false,
		},
		{
			name:    "Invalid language",
			lang:    "fr",
			wantErr: true,
		},
		{
			name:    "Empty language",
			lang:    "",
			wantErr: true,
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			cvData, err := cv.LoadCV(tt.lang)

			if (err != nil) != tt.wantErr {
				t.Errorf("LoadCV() error = %v, wantErr %v", err, tt.wantErr)
				return
			}

			if !tt.wantErr {
				if cvData == nil {
					t.Error("LoadCV() returned nil CV data")
					return
				}

				// Validate CV has essential data
				if cvData.Personal.Name == "" {
					t.Error("LoadCV() returned CV with empty name")
				}

				if len(cvData.Experience) == 0 {
					t.Error("LoadCV() returned CV with no experience")
				}

				if len(cvData.Skills.Technical) == 0 {
					t.Error("LoadCV() returned CV with no technical skills")
				}

				// Validate that year placeholder was replaced
				for i, ref := range cvData.References {
					if ref.URL == "" {
						continue
					}
					if len(ref.URL) >= 2 && ref.URL[0:2] == "{{" {
						t.Errorf("LoadCV() reference %d still has placeholder in URL: %s", i, ref.URL)
					}
				}
			}
		})
	}
}

func TestLoadCV_DataIntegrity(t *testing.T) {
	cvData, err := cv.LoadCV("en")
	if err != nil {
		t.Fatalf("LoadCV() failed: %v", err)
	}

	// Test that computed fields are properly initialized (empty, not populated yet)
	for i, exp := range cvData.Experience {
		if exp.Duration != "" {
			t.Errorf("Experience[%d].Duration should be empty before calculation, got: %s", i, exp.Duration)
		}
	}

	// Test that JSON tags are properly used
	if cvData.Meta.Version == "" {
		t.Error("Meta.Version should not be empty")
	}

	if cvData.Meta.Language == "" {
		t.Error("Meta.Language should not be empty")
	}
}