获取fdesk对应的用户id

backend/app/model/UserSystemMapping.php

@@ -0,0 +1,89 @@
+<?php
+
+namespace app\model;
+
+use support\Model;
+
+class UserSystemMapping extends Model
+{
+    protected $table = 'user_system_mapping';
+
+    /**
+     * 可填充字段
+     */
+    protected $fillable = [
+        'user_id',
+        'company_id',
+        'system_code',
+        'system_user_id',
+        'system_user_name',
+        'status',
+    ];
+
+    protected $casts = [
+        'user_id' => 'integer',
+        'company_id' => 'integer',
+        'status' => 'integer',
+        'created_at' => 'datetime',
+        'updated_at' => 'datetime',
+    ];
+
+    /**
+     * 关联用户
+     */
+    public function user()
+    {
+        return $this->belongsTo(User::class, 'user_id');
+    }
+
+    /**
+     * 关联公司
+     */
+    public function company()
+    {
+        return $this->belongsTo(Company::class, 'company_id');
+    }
+
+    /**
+     * 获取有效的映射
+     */
+    public function scopeActive($query)
+    {
+        return $query->where('status', 1);
+    }
+
+    /**
+     * 根据系统代码查找
+     */
+    public function scopeBySystem($query, string $systemCode)
+    {
+        return $query->where('system_code', $systemCode);
+    }
+
+    /**
+     * 根据公司ID查找
+     */
+    public function scopeByCompany($query, int $companyId)
+    {
+        return $query->where('company_id', $companyId);
+    }
+
+    /**
+     * 根据外部系统用户ID查找
+     */
+    public function scopeBySystemUserId($query, string $systemUserId, string $systemCode = 'fdesk')
+    {
+        return $query->where('system_code', $systemCode)
+            ->where('system_user_id', $systemUserId);
+    }
+
+    /**
+     * 获取用户在指定系统的映射
+     */
+    public function scopeUserMapping($query, int $userId, int $companyId, string $systemCode = 'fdesk')
+    {
+        return $query->where('user_id', $userId)
+            ->where('company_id', $companyId)
+            ->where('system_code', $systemCode);
+    }
+}