Add daily generated text assets

internal/reporttemplate/prompts/daily.generated_text.md

@@ -0,0 +1,38 @@
+TASK: You are writing structured prose slots for a dated daily weather report.
+
+The calling application will render the final Markdown report. Your job is not to write the full report. Return only a JSON object matching the configured schema.
+
+Use only the supplied `data_package`. Do not invent weather details, times, hazards, probabilities, or impacts that are not supported by the data.
+
+The report focuses on the selected local civil day in `report.valid_period` for the configured location.
+
+Return these fields:
+
+- `summary`: required. 1-2 sentences summarizing the main weather story for the selected day.
+- `forecast_discussion`: required. 1 or more short paragraphs explaining the setup, timing, trend, or uncertainty most relevant to the selected day.
+- `precipitation_timing`: optional. Include only when the deterministic `precip_timing` module contains precipitation windows.
+- `confidence`: optional. Include only if uncertainty, timing spread, or conflicting signals materially affect how the reader should interpret the forecast.
+
+Return JSON only.
+
+# summary
+
+Lead with the most practical local outcome for the selected day. If an active warning is relevant during the report period, lead with the hazard.
+
+Mention the expected temperature character, precipitation risk, wind, visibility, heat, cold, or other hazards only when supported by the data package.
+
+# forecast_discussion
+
+Use deterministic module facts and narrative products to explain the most useful details for the selected day.
+
+Useful context may include:
+
+- timing of condition changes by daypart or hour
+- boundaries, forcing, moisture, instability, or storm mode when supported
+- active alerts or SPC outlooks that apply to the location
+- planning concerns surfaced by `daily_planning`
+- confidence or uncertainty
+
+# precipitation_timing
+
+Use 1-2 sentences to add practical precipitation context only when the data package contains deterministic precipitation windows. Include expected timing, type, intensity, duration, and uncertainty only when those details are supported.

internal/reporttemplate/reporttemplate.go

@@ -12,12 +12,14 @@ import (
 var assets embed.FS
 
 var templates = map[string]string{
+	"daily":    "templates/daily.md.tmpl",
 	"hourly":   "templates/hourly.md.tmpl",
 	"today":    "templates/today.md.tmpl",
 	"tomorrow": "templates/tomorrow.md.tmpl",
 }
 
 var schemas = map[string]string{
+	"daily":    "schemas/daily.generated_text.schema.json",
 	"hourly":   "schemas/hourly.generated_text.schema.json",
 	"today":    "schemas/today.generated_text.schema.json",
 	"tomorrow": "schemas/tomorrow.generated_text.schema.json",

internal/reporttemplate/reporttemplate_test.go

@@ -2,6 +2,7 @@ package reporttemplate
 
 import (
 	"encoding/json"
+	"os"
 	"strings"
 	"testing"
 )
@@ -30,6 +31,18 @@ func TestTomorrowTemplateLookup(t *testing.T) {
 	}
 }
 
+func TestDailyTemplateLookup(t *testing.T) {
+	source, err := Template("daily")
+	if err != nil {
+		t.Fatalf("Template() error = %v", err)
+	}
+	for _, want := range []string{"# {{ .Report.Title }}", "**Forecast date:**", "## Daypart Forecast", "## Precipitation Timing", "## Forecast Discussion"} {
+		if !strings.Contains(source, want) {
+			t.Fatalf("template missing %q:\n%s", want, source)
+		}
+	}
+}
+
 func TestTodayTemplateLookup(t *testing.T) {
 	source, err := Template("today")
 	if err != nil {
@@ -84,6 +97,37 @@ func TestTomorrowSchemaLookup(t *testing.T) {
 	}
 }
 
+func TestDailySchemaLookup(t *testing.T) {
+	data, err := Schema("daily")
+	if err != nil {
+		t.Fatalf("Schema() error = %v", err)
+	}
+	schema := assertSchema(t, data, "summary,forecast_discussion")
+	property, ok := schema.Properties["forecast_discussion"].(map[string]any)
+	if !ok {
+		t.Fatal("schema property forecast_discussion missing or invalid")
+	}
+	if property["type"] != "array" {
+		t.Fatalf("forecast_discussion type = %v, want array", property["type"])
+	}
+	if property["minItems"] != float64(1) {
+		t.Fatalf("forecast_discussion minItems = %v, want 1", property["minItems"])
+	}
+	items, ok := property["items"].(map[string]any)
+	if !ok || items["type"] != "string" {
+		t.Fatalf("forecast_discussion items = %#v, want string items", property["items"])
+	}
+	for _, field := range []string{"summary", "precipitation_timing", "confidence"} {
+		property, ok := schema.Properties[field].(map[string]any)
+		if !ok {
+			t.Fatalf("schema property %q missing or invalid", field)
+		}
+		if property["type"] != "string" {
+			t.Fatalf("schema property %q type = %v, want string", field, property["type"])
+		}
+	}
+}
+
 func TestTodaySchemaLookup(t *testing.T) {
 	data, err := Schema("today")
 	if err != nil {
@@ -351,6 +395,85 @@ func TestRenderTomorrow(t *testing.T) {
 	})
 }
 
+func TestRenderDaily(t *testing.T) {
+	rendered, err := Render("daily", testDailyRenderContext{
+		Report: testDailyReportContext{
+			Title:             "Monday's Weather",
+			ForecastDateLabel: "Monday, June 15, 2026",
+			GeneratedAtLabel:  "Sunday, June 14, 2026 at 9:14 AM",
+		},
+		GeneratedText: testDailyGeneratedText{
+			Summary: "The selected day starts dry before showers return later in the day.",
+			ForecastDiscussion: []string{
+				"Clouds increase after sunrise.",
+				"Rain chances peak during the afternoon.",
+			},
+			PrecipitationTiming: "A few showers may linger into early evening.",
+		},
+		Modules: testDailyModules{
+			Dayparts: []testDailyDaypart{
+				{
+					Key: "morning",
+					Summary: testDaypartSummary{
+						DisplayName:              "Morning",
+						TemperatureTrend:         "rising",
+						TemperatureStartPhraseF:  "upper 50s",
+						TemperatureEndPhraseF:    "upper 60s",
+						DominantConditionDisplay: "Sunny",
+						DominantConditionLower:   "sunny",
+					},
+				},
+				{
+					Key: "afternoon",
+					Summary: testDaypartSummary{
+						DisplayName:              "Afternoon",
+						TemperatureTrend:         "steady",
+						TemperatureSteadyPhraseF: "upper 70s",
+						DominantConditionDisplay: "Showers",
+						DominantConditionLower:   "showers",
+						MaxPopPercent:            intPtr(70),
+						MaxPopTimeLabel:          "3:00 PM",
+						MentionPrecipitation:     true,
+					},
+				},
+			},
+			PrecipTiming: &testPrecipTiming{
+				PrecipitationWindows: []testPrecipWindow{
+					{PeriodBeginsHourLabel: "3:00 PM", PeriodEndsHourLabel: "6:00 PM", MaxPopPercent: intPtr(70), MaxPopHourLabel: "3:00 PM"},
+				},
+			},
+		},
+	})
+	if err != nil {
+		t.Fatalf("Render() error = %v", err)
+	}
+	text := string(rendered)
+	for _, want := range []string{
+		"# Monday's Weather",
+		"**Forecast date:** Monday, June 15, 2026",
+		"**Updated:** Sunday, June 14, 2026 at 9:14 AM",
+		"The selected day starts dry before showers return later in the day.",
+		"- **Morning:** Sunny, with temperatures rising from the upper 50s to the upper 60s.",
+		"- **Afternoon:** Showers, with temperatures in the upper 70s. Chance of precipitation is 70%.",
+		"- **3:00 PM** to **6:00 PM**: Precipitation is expected during this period. The peak precipitation chance is 70% at 3:00 PM.",
+		"A few showers may linger into early evening.",
+		"Clouds increase after sunrise.",
+		"Rain chances peak during the afternoon.",
+	} {
+		if !strings.Contains(text, want) {
+			t.Fatalf("rendered template missing %q:\n%s", want, text)
+		}
+	}
+	assertOrderedText(t, text, []string{
+		"# Monday's Weather",
+		"## Daypart Forecast",
+		"- **Morning:**",
+		"- **Afternoon:**",
+		"## Precipitation Timing",
+		"## Forecast Discussion",
+	})
+}
+
 func TestRenderToday(t *testing.T) {
 	rendered, err := Render("today", testTodayRenderContext{
 		Report: testTodayReportContext{
@@ -532,17 +655,29 @@ func TestRenderHourlyOmitsConditionalSectionsForClearWeather(t *testing.T) {
 }
 
 func TestUnknownAssetsReturnActionableErrors(t *testing.T) {
-	if _, err := Template("daily"); err == nil || !strings.Contains(err.Error(), `unknown report template "daily"`) {
+	if _, err := Template("missing"); err == nil || !strings.Contains(err.Error(), `unknown report template "missing"`) {
 		t.Fatalf("Template() error = %v, want unknown template", err)
 	}
-	if _, err := Schema("daily"); err == nil || !strings.Contains(err.Error(), `unknown generated text schema "daily"`) {
+	if _, err := Schema("missing"); err == nil || !strings.Contains(err.Error(), `unknown generated text schema "missing"`) {
 		t.Fatalf("Schema() error = %v, want unknown schema", err)
 	}
-	if _, err := Render("daily", testRenderContext{}); err == nil || !strings.Contains(err.Error(), `unknown report template "daily"`) {
+	if _, err := Render("missing", testRenderContext{}); err == nil || !strings.Contains(err.Error(), `unknown report template "missing"`) {
 		t.Fatalf("Render() error = %v, want unknown template", err)
 	}
 }
 
+func TestDailyPromptAssetExists(t *testing.T) {
+	data, err := os.ReadFile("prompts/daily.generated_text.md")
+	if err != nil {
+		t.Fatalf("read Daily prompt asset: %v", err)
+	}
+	for _, want := range []string{"TASK:", "`summary`", "`forecast_discussion`", "`daily_planning`"} {
+		if !strings.Contains(string(data), want) {
+			t.Fatalf("Daily prompt asset missing %q:\n%s", want, string(data))
+		}
+	}
+}
+
 func TestRenderFailsForMissingContextFields(t *testing.T) {
 	_, err := Render("hourly", map[string]any{"Report": map[string]any{"Title": "Hourly Report"}})
 	if err == nil {
@@ -571,6 +706,12 @@ type testTodayRenderContext struct {
 	Modules       testTodayModules
 }
 
+type testDailyRenderContext struct {
+	Report        testDailyReportContext
+	GeneratedText testDailyGeneratedText
+	Modules       testDailyModules
+}
+
 type testReportContext struct {
 	Title            string
 	LocationName     string
@@ -597,6 +738,12 @@ type testTodayReportContext struct {
 	GeneratedAtLabel  string
 }
 
+type testDailyReportContext struct {
+	Title             string
+	ForecastDateLabel string
+	GeneratedAtLabel  string
+}
+
 type testTomorrowGeneratedText struct {
 	Summary             string
 	ForecastDiscussion  []string
@@ -604,6 +751,13 @@ type testTomorrowGeneratedText struct {
 	Confidence          string
 }
 
+type testDailyGeneratedText struct {
+	Summary             string
+	ForecastDiscussion  []string
+	PrecipitationTiming string
+	Confidence          string
+}
+
 type testModules struct {
 	CurrentConditions       *testCurrentConditions
 	HourlyForecast          *testHourlyForecast
@@ -627,6 +781,11 @@ type testTodayModules struct {
 	TodayPlanning     *testTodayPlanning
 }
 
+type testDailyModules struct {
+	Dayparts     []testDailyDaypart
+	PrecipTiming *testPrecipTiming
+}
+
 type testTodayPlanning struct {
 	MorningReadiness             []string
 	CommuteSchoolWorkdayConcerns []string
@@ -639,6 +798,11 @@ type testTomorrowDaypart struct {
 	Summary testDaypartSummary
 }
 
+type testDailyDaypart struct {
+	Key     string
+	Summary testDaypartSummary
+}
+
 type testDaypartSummary struct {
 	DisplayName              string
 	TempRangeF               string

internal/reporttemplate/schemas/daily.generated_text.schema.json

@@ -0,0 +1,29 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "weatherreporter.daily.generated_text.schema.json",
+  "title": "Daily GeneratedText",
+  "type": "object",
+  "additionalProperties": false,
+  "required": [
+    "summary",
+    "forecast_discussion"
+  ],
+  "properties": {
+    "summary": {
+      "type": "string"
+    },
+    "forecast_discussion": {
+      "type": "array",
+      "items": {
+        "type": "string"
+      },
+      "minItems": 1
+    },
+    "precipitation_timing": {
+      "type": "string"
+    },
+    "confidence": {
+      "type": "string"
+    }
+  }
+}

internal/reporttemplate/templates/daily.md.tmpl

@@ -0,0 +1,24 @@
+# {{ .Report.Title }}
+
+**Forecast date:** {{ .Report.ForecastDateLabel }}
+**Updated:** {{ .Report.GeneratedAtLabel }}
+
+{{ .GeneratedText.Summary }}
+
+## Daypart Forecast
+{{ with .Modules.Dayparts }}{{ range . }}{{ $daypart := . }}- **{{ if .Summary.DisplayName }}{{ .Summary.DisplayName }}{{ else }}{{ .Key }}{{ end }}:** {{ with .Summary.DominantConditionDisplay }}{{ . }}{{ else }}{{ with .Summary.DominantCondition }}{{ . }}{{ else }}Forecast details are limited{{ end }}{{ end }}{{ if eq .Summary.TemperatureTrend "rising" }}{{ with .Summary.TemperatureStartPhraseF }}, with temperatures rising from the {{ . }}{{ with $daypart.Summary.TemperatureEndPhraseF }} to the {{ . }}{{ end }}{{ end }}{{ else if eq .Summary.TemperatureTrend "falling" }}{{ with .Summary.TemperatureStartPhraseF }}, with temperatures falling from the {{ . }}{{ with $daypart.Summary.TemperatureEndPhraseF }} to the {{ . }}{{ end }}{{ end }}{{ else if eq .Summary.TemperatureTrend "peaking" }}{{ with .Summary.TemperaturePeakPhraseF }}, with temperatures peaking in the {{ . }}{{ end }}{{ else }}{{ with .Summary.TemperatureSteadyPhraseF }}, with temperatures in the {{ . }}{{ else }}{{ with .Summary.TemperaturePhraseF }}, with temperatures in the {{ . }}{{ end }}{{ end }}{{ end }}.{{ if .Summary.MentionPrecipitation }}{{ with .Summary.MaxPopPercent }} Chance of precipitation is {{ . }}%.{{ end }}{{ end }}
+{{ end }}{{ else }}- No daypart forecast details are available.
+{{ end }}
+
+{{ with .Modules.PrecipTiming }}{{ with .PrecipitationWindows }}
+## Precipitation Timing
+{{ range . }}{{ $window := . }}
+- **{{ if .PeriodBeginsHourLabel }}{{ .PeriodBeginsHourLabel }}{{ else }}{{ .PeriodBegins }}{{ end }}**{{ with .PeriodEndsHourLabel }} to **{{ . }}**{{ else }}{{ with .PeriodEnds }} to **{{ . }}**{{ end }}{{ end }}: Precipitation is expected during this period.{{ with .MaxPopPercent }} The peak precipitation chance is {{ . }}%{{ with $window.MaxPopHourLabel }} at {{ . }}{{ else }}{{ with $window.MaxPopTime }} at {{ . }}{{ end }}{{ end }}.{{ end }}
+{{ end }}{{ with $.GeneratedText.PrecipitationTiming }}
+{{ . }}
+{{ end }}
+{{ end }}{{ end }}
+## Forecast Discussion
+{{ range .GeneratedText.ForecastDiscussion }}
+{{ . }}
+{{ end }}