chore: init bj_power monorepo (dashboard/mes/wms/wms_client/workstation), clear subproject git metadata and align naming to folder names

bj_power_wms_client/internal/app/collector.go

@@ -0,0 +1,115 @@
+package app
+
+import (
+	"fmt"
+
+	"bjhardman.cn/bjhardman/hougai_insize_micrometer/insize"
+)
+
+type Unit int8
+
+const (
+	UnitMM   Unit = 0
+	UnitInch Unit = 1
+)
+
+const MmPerInch = 25.4
+
+type Collector struct {
+	values   []float64
+	filled   []bool
+	current  int
+	serial   uint32
+	lastSeq  byte
+	itemDefs []string
+}
+
+func NewCollector(itemDefs []string) *Collector {
+	n := len(itemDefs)
+	return &Collector{
+		values:   make([]float64, n),
+		filled:   make([]bool, n),
+		current:  0,
+		itemDefs: itemDefs,
+	}
+}
+
+func (c *Collector) ApplyFrame(f insize.Frame) {
+	mm := f.Value
+	if f.Unit == insize.UnitInch {
+		mm = f.Value * MmPerInch
+	}
+	c.values[c.current] = mm
+	c.filled[c.current] = true
+	c.serial = f.SerialNo
+	c.lastSeq = f.SeqNo
+	if c.current < len(c.values)-1 {
+		c.current++
+	}
+}
+
+func (c *Collector) SetValue(i int, mm float64) {
+	if i < 0 || i >= len(c.values) {
+		return
+	}
+	c.values[i] = mm
+	c.filled[i] = true
+	c.current = i
+}
+
+func (c *Collector) SetCurrent(i int) {
+	if i >= 0 && i < len(c.values) {
+		c.current = i
+	}
+}
+
+func (c *Collector) CurrentIndex() int { return c.current }
+
+func (c *Collector) DisplayValue(i int, u Unit) (string, bool) {
+	if i < 0 || i >= len(c.values) || !c.filled[i] {
+		return "----", false
+	}
+	mm := c.values[i]
+	if u == UnitInch {
+		return fmt.Sprintf("%.5f", mm/MmPerInch), true
+	}
+	return fmt.Sprintf("%.3f", mm), true
+}
+
+func (c *Collector) AllFilled() bool {
+	for _, ok := range c.filled {
+		if !ok {
+			return false
+		}
+	}
+	return true
+}
+
+func (c *Collector) Clear() {
+	for i := range c.values {
+		c.values[i] = 0
+		c.filled[i] = false
+	}
+	c.current = 0
+	c.serial = 0
+	c.lastSeq = 0
+}
+
+func (c *Collector) Serial() (uint32, byte) {
+	return c.serial, c.lastSeq
+}
+
+func (c *Collector) Value(i int) float64 {
+	if i < 0 || i >= len(c.values) {
+		return 0
+	}
+	return c.values[i]
+}
+
+func (c *Collector) Count() int {
+	return len(c.values)
+}
+
+func (c *Collector) ItemDefs() []string {
+	return c.itemDefs
+}