package controllers

import (
	"errors"
	"strconv"
	"strings"
	"time"

	"git.apinb.com/bsm-sdk/core/infra"
	"git.apinb.com/ops/logs/internal/impl"
	"git.apinb.com/ops/logs/internal/models"
	"github.com/gin-gonic/gin"
)

func ListAlertOutbox(ctx *gin.Context) {
	status := strings.TrimSpace(ctx.Query("status"))
	page, _ := strconv.Atoi(ctx.DefaultQuery("page", "1"))
	size, _ := strconv.Atoi(ctx.DefaultQuery("page_size", "50"))
	if page < 1 {
		page = 1
	}
	if size < 1 || size > 500 {
		size = 50
	}
	offset := (page - 1) * size

	q := impl.DBService.Model(&models.AlertOutbox{})
	if status != "" {
		q = q.Where("status = ?", status)
	}
	var total int64
	_ = q.Count(&total).Error

	var rows []models.AlertOutbox
	if err := q.Order("id desc").Offset(offset).Limit(size).Find(&rows).Error; err != nil {
		infra.Response.Error(ctx, err)
		return
	}
	infra.Response.Success(ctx, gin.H{
		"total":     total,
		"page":      page,
		"page_size": size,
		"items":     rows,
	})
}

func RetryAlertOutbox(ctx *gin.Context) {
	id, err := parseID(ctx)
	if err != nil {
		infra.Response.Error(ctx, errors.New("invalid id"))
		return
	}
	var row models.AlertOutbox
	if err := impl.DBService.First(&row, id).Error; err != nil {
		infra.Response.Error(ctx, err)
		return
	}

	// 手工重试时，无论失败原因如何都重置为 pending 并立即可被 worker 消费。
	if err := impl.DBService.Model(&models.AlertOutbox{}).Where("id = ?", id).Updates(map[string]interface{}{
		"status":        "pending",
		"next_retry_at": time.Now(),
		"last_error":    "",
	}).Error; err != nil {
		infra.Response.Error(ctx, err)
		return
	}
	infra.Response.Success(ctx, gin.H{
		"id":     id,
		"status": "pending",
	})
}