Yes, the Chronicler was a spin doctor—but a necessary one. He used the David story to address the needs of his postexilic community who questioned the value of God’s old promises to David in this new time of Persian domination, without a king, worshiping in a temple that was the mere shadow of Solomon’s glorious edifice.
Word & World
Throntveit, Mark A. “Was the Chronicler a Spin Doctor?: David in the Books of Chronicles.” Word & World23, no. 4 (September 2003): 374–81.
Throntveit, Mark A., "Was the Chronicler a Spin Doctor?: David in the Books of Chronicles" (2003). Faculty Publications. 192.