2026-08-28 15:06:01 +08:00
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package plc
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import (
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"context"
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"strconv"
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2026-08-28 15:06:01 +08:00
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"strings"
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"time"
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"bj_power_mes/internal/config"
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)
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// Client PLC 对接抽象。
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// 生产对接西门子 S7:写入工序码寄存器,读完成信号位;未收到完成信号不下发下一条。
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// mock 模式下直接模拟:下发后置发送状态,可主动标记完成。
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type Client interface {
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// SendProcessCode 下发工位组合(如 "1,3,5"),返回已下发工位码
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SendProcessCode(ctx context.Context, processCombination string) ([]int, error)
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// QueryDone 查询最近一次下发是否收到完成信号,完成则返回 true
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QueryDone(ctx context.Context) (bool, error)
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// AckDone 标记完成(mock 使用,也可由 PLC 信号轮询写入)
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AckDone(ctx context.Context, ok bool)
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2026-09-04 14:18:53 +08:00
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// QueryDockPallet 查询某接驳台(DOCK01..21)当前是否有托盘(读 PLC 托盘传感器信号)。
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// 用于 AGV 到达目的地前确认接驳台空闲。暂未接真实 PLC 时 mock 返回 false(默认无托盘)。
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QueryDockPallet(ctx context.Context, dockCode string) (bool, error)
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}
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// Manager 管理 PLC 客户端实例
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type Manager struct {
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client Client
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mock bool
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}
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func NewManager(c config.PlcConf, mock bool) (*Manager, error) {
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m := &Manager{mock: mock}
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if mock {
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m.client = newMockClient()
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} else {
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m.client = newTcpClient(c)
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}
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return m, nil
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}
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func (m *Manager) Get() Client { return m.client }
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func (m *Manager) IsMock() bool { return m.mock }
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2026-09-04 14:18:53 +08:00
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// SetMockDockPallet 仅在 mock 模式下生效:手动置位某接驳台是否有托盘(联调用)。
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func (m *Manager) SetMockDockPallet(dockCode string, has bool) {
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if !m.mock {
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return
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}
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if mc, ok := m.client.(*mockClient); ok {
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mc.SetDockPallet(dockCode, has)
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}
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}
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2026-08-31 12:58:28 +08:00
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// parseCombination 解析工位组合 "1,3,5" / "10,11,12" -> [1,3,5] / [10,11,12]
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func parseCombination(s string) []int {
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var out []int
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for _, p := range strings.Split(s, ",") {
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p = strings.TrimSpace(p)
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if p == "" {
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continue
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}
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n, err := strconv.Atoi(p)
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if err != nil || n < 1 || n > 12 {
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continue
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}
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out = append(out, n)
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}
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return out
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}
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// Sleep 简化轮询间隔(供 logic 使用)
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func Sleep(d time.Duration) {
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time.Sleep(d)
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}
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