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ai-agent/internal/ai/runtime/instruction/assembler.go
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package instruction
import "strings"
const defaultGovernanceInstruction = `
你正在一个有明确工程约束的客服系统中工作。
执行时必须严格遵守当前注入的项目规则、Agent 规则和技能规则。
如果存在工具白名单限制,只能调用当前允许的工具;信息不足时优先追问,不要伪造事实或跳过必要确认。
`
type Assembler struct {
governanceInstruction string
}
type AssemblerInput struct {
AgentInstruction string
GovernanceInstruction string
SkillInstruction string
ToolAppendices []string
ProjectInstruction string
}
type AssemblySummary struct {
SectionTitles []string
HasProjectRule bool
HasGovernanceRule bool
HasAgentRule bool
HasSkillRule bool
HasToolRule bool
}
type AssemblyResult struct {
Text string
Summary AssemblySummary
}
func NewAssembler() *Assembler {
return &Assembler{governanceInstruction: strings.TrimSpace(defaultGovernanceInstruction)}
}
func (a *Assembler) Build(input AssemblerInput) string {
return a.Assemble(input).Text
}
func (a *Assembler) Assemble(input AssemblerInput) AssemblyResult {
parts := make([]string, 0, 5)
summary := AssemblySummary{SectionTitles: make([]string, 0, 5)}
projectInstruction := strings.TrimSpace(input.ProjectInstruction)
if projectInstruction == "" {
projectInstruction = strings.TrimSpace(DefaultProjectInstruction)
}
if projectInstruction != "" {
parts = append(parts, buildInstructionSection("项目级规则", projectInstruction))
summary.HasProjectRule = true
summary.SectionTitles = append(summary.SectionTitles, "项目级规则")
}
governanceInstruction := strings.TrimSpace(input.GovernanceInstruction)
if governanceInstruction == "" && a != nil {
governanceInstruction = strings.TrimSpace(a.governanceInstruction)
}
if governanceInstruction != "" {
parts = append(parts, buildInstructionSection("系统治理规则", governanceInstruction))
summary.HasGovernanceRule = true
summary.SectionTitles = append(summary.SectionTitles, "系统治理规则")
}
if agentInstruction := strings.TrimSpace(input.AgentInstruction); agentInstruction != "" {
parts = append(parts, buildInstructionSection("Agent 规则", agentInstruction))
summary.HasAgentRule = true
summary.SectionTitles = append(summary.SectionTitles, "Agent 规则")
}
if skillInstruction := strings.TrimSpace(input.SkillInstruction); skillInstruction != "" {
parts = append(parts, buildInstructionSection("当前技能上下文", skillInstruction))
summary.HasSkillRule = true
summary.SectionTitles = append(summary.SectionTitles, "当前技能上下文")
}
if appendix := buildToolAppendix(input.ToolAppendices); appendix != "" {
parts = append(parts, buildInstructionSection("工具补充规则", appendix))
summary.HasToolRule = true
summary.SectionTitles = append(summary.SectionTitles, "工具补充规则")
}
return AssemblyResult{
Text: strings.TrimSpace(strings.Join(parts, "\n\n")),
Summary: summary,
}
}
func buildInstructionSection(title, body string) string {
title = strings.TrimSpace(title)
body = strings.TrimSpace(body)
if body == "" {
return ""
}
if title == "" {
return body
}
return title + "\n" + body
}
func buildToolAppendix(input []string) string {
if len(input) == 0 {
return ""
}
parts := make([]string, 0, len(input))
for _, item := range input {
item = strings.TrimSpace(item)
if item == "" {
continue
}
parts = append(parts, item)
}
return strings.TrimSpace(strings.Join(parts, "\n\n"))
}